Entity and association taxonomy and datamodel for life-sciences data

Classes

Entities

Associations

Class Mixins

• ActivityAndBehavior - Activity or behavior of any independent integral living, organization or mechanical actor in the world
• CaseToEntityAssociationMixin - An abstract association for use where the case is the subject
• CellLineToEntityAssociationMixin - An relationship between a cell line and another entity
• ChemicalEntityOrGeneOrGeneProduct - A union of chemical entities and children, and gene or gene product. This mixin is helpful to use when searching across chemical entities that must include genes and their children as chemical entities.
• ChemicalEntityOrProteinOrPolypeptide - A union of chemical entities and children, and protein and polypeptide. This mixin is helpful to use when searching across chemical entities that must include genes and their children as chemical entities.
• ChemicalEntityToEntityAssociationMixin - An interaction between a chemical entity and another entity
  • ChemicalToEntityAssociationMixin
  • DrugToEntityAssociationMixin - An interaction between a drug and another entity
• ChemicalOrDrugOrTreatment
• DiseaseOrPhenotypicFeatureToEntityAssociationMixin
• DiseaseToEntityAssociationMixin
• EntityToDiseaseAssociationMixin - mixin class for any association whose object (target node) is a disease
• EntityToDiseaseOrPhenotypicFeatureAssociationMixin
• EntityToExposureEventAssociationMixin - An association between some entity and an exposure event.
• EntityToFeatureOrDiseaseQualifiersMixin - Qualifiers for entity to disease or phenotype associations.
  • EntityToDiseaseAssociationMixin - mixin class for any association whose object (target node) is a disease
  • EntityToPhenotypicFeatureAssociationMixin
• EntityToOutcomeAssociationMixin - An association between some entity and an outcome
• ExposureEvent - A (possibly time bounded) incidence of a feature of the environment of an organism that influences one or more phenotypic features of that organism, potentially mediated by genes
• FrequencyQualifierMixin - Qualifier for frequency type associations
  • EntityToFeatureOrDiseaseQualifiersMixin - Qualifiers for entity to disease or phenotype associations.
    • EntityToDiseaseAssociationMixin - mixin class for any association whose object (target node) is a disease
    • EntityToPhenotypicFeatureAssociationMixin
• FrequencyQuantifier
• GeneExpressionMixin - Observed gene expression intensity, context (site, stage) and associated phenotypic status within which the expression occurs.
• GeneGroupingMixin - any grouping of multiple genes or gene products
• GeneOntologyClass - an ontology class that describes a functional aspect of a gene, gene prodoct or complex
• GeneOrGeneProduct - A union of gene loci or gene products. Frequently an identifier for one will be used as proxy for another
  • GeneProductMixin - The functional molecular product of a single gene locus. Gene products are either proteins or functional RNA molecules.
    • GeneProductIsoformMixin - This is an abstract class that can be mixed in with different kinds of gene products to indicate that the gene product is intended to represent a specific isoform rather than a canonical or reference or generic product. The designation of canonical or reference may be arbitrary, or it may represent the superclass of all isoforms.
• GeneToEntityAssociationMixin
• GenomicEntity
• GenotypeToEntityAssociationMixin
• MacromolecularComplexMixin - A stable assembly of two or more macromolecules, i.e. proteins, nucleic acids, carbohydrates or lipids, in which at least one component is a protein and the constituent parts function together.
• MacromolecularMachineMixin - A union of gene locus, gene product, and macromolecular complex mixin. These are the basic units of function in a cell. They either carry out individual biological activities, or they encode molecules which do this.
  • GeneOrGeneProduct - A union of gene loci or gene products. Frequently an identifier for one will be used as proxy for another
    • GeneProductMixin - The functional molecular product of a single gene locus. Gene products are either proteins or functional RNA molecules.
      • GeneProductIsoformMixin - This is an abstract class that can be mixed in with different kinds of gene products to indicate that the gene product is intended to represent a specific isoform rather than a canonical or reference or generic product. The designation of canonical or reference may be arbitrary, or it may represent the superclass of all isoforms.
  • MacromolecularComplexMixin - A stable assembly of two or more macromolecules, i.e. proteins, nucleic acids, carbohydrates or lipids, in which at least one component is a protein and the constituent parts function together.
• MacromolecularMachineToEntityAssociationMixin - an association which has a macromolecular machine mixin as a subject
• MaterialSampleToEntityAssociationMixin - An association between a material sample and something.
• ModelToDiseaseAssociationMixin - This mixin is used for any association class for which the subject (source node) plays the role of a ‘model’, in that it recapitulates some features of the disease in a way that is useful for studying the disease outside a patient carrying the disease
• Occurrent - A processual entity.
  • ActivityAndBehavior - Activity or behavior of any independent integral living, organization or mechanical actor in the world
• OntologyClass - a concept or class in an ontology, vocabulary or thesaurus. Note that nodes in a biolink compatible KG can be considered both instances of biolink classes, and OWL classes in their own right. In general you should not need to use this class directly. Instead, use the appropriate biolink class. For example, for the GO concept of endocytosis (GO:0006897), use bl:BiologicalProcess as the type.
  • GeneOntologyClass - an ontology class that describes a functional aspect of a gene, gene prodoct or complex
  • RelationshipType - An OWL property used as an edge label
  • TaxonomicRank - A descriptor for the rank within a taxonomic classification. Example instance: TAXRANK:0000017 (kingdom)
  • UnclassifiedOntologyClass - this is used for nodes that are taken from an ontology but are not typed using an existing biolink class
• OrganismTaxonToEntityAssociation - An association between an organism taxon and another entity
• Outcome - An entity that has the role of being the consequence of an exposure event. This is an abstract mixin grouping of various categories of possible biological or non-biological (e.g. clinical) outcomes.
• PathognomonicityQuantifier - A relationship quantifier between a variant or symptom and a disease, which is high when the presence of the feature implies the existence of the disease
• PathologicalEntityMixin - A pathological (abnormal) structure or process.
• PhysicalEssence - Semantic mixin concept. Pertains to entities that have physical properties such as mass, volume, or charge.
• PhysicalEssenceOrOccurrent - Either a physical or processual entity.
  • Occurrent - A processual entity.
    • ActivityAndBehavior - Activity or behavior of any independent integral living, organization or mechanical actor in the world
  • PhysicalEssence - Semantic mixin concept. Pertains to entities that have physical properties such as mass, volume, or charge.
• RelationshipQuantifier
  • FrequencyQuantifier
  • SensitivityQuantifier
  • SpecificityQuantifier
    • PathognomonicityQuantifier - A relationship quantifier between a variant or symptom and a disease, which is high when the presence of the feature implies the existence of the disease
• SubjectOfInvestigation - An entity that has the role of being studied in an investigation, study, or experiment
• ThingWithTaxon - A mixin that can be used on any entity that can be taxonomically classified. This includes individual organisms; genes, their products and other molecular entities; body parts; biological processes
  • GenomicEntity
• VariantToEntityAssociationMixin

Other Classes

• RNAProduct
  • RNAProductIsoform - Represents a protein that is a specific isoform of the canonical or reference RNA
  • NoncodingRNAProduct
    • MicroRNA
    • SiRNA - A small RNA molecule that is the product of a longer exogenous or endogenous dsRNA, which is either a bimolecular duplex or very long hairpin, processed (via the Dicer pathway) such that numerous siRNAs accumulate from both strands of the dsRNA. SRNAs trigger the cleavage of their target molecules.
• Activity - An activity is something that occurs over a period of time and acts upon or with entities; it may include consuming, processing, transforming, modifying, relocating, using, or generating entities.
• AdministrativeEntity
  • Agent - person, group, organization or project that provides a piece of information (i.e. a knowledge association)
• AnatomicalEntity - A subcellular location, cell type or gross anatomical part
  • Cell
  • CellularComponent - A location in or around a cell
  • GrossAnatomicalStructure
  • PathologicalAnatomicalStructure - An anatomical structure with the potential of have an abnormal or deleterious effect at the subcellular, cellular, multicellular, or organismal level.
• AnatomicalEntityToAnatomicalEntityAssociation
  • AnatomicalEntityToAnatomicalEntityOntogenicAssociation - A relationship between two anatomical entities where the relationship is ontogenic, i.e. the two entities are related by development. A number of different relationship types can be used to specify the precise nature of the relationship.
  • AnatomicalEntityToAnatomicalEntityPartOfAssociation - A relationship between two anatomical entities where the relationship is mereological, i.e the two entities are related by parthood. This includes relationships between cellular components and cells, between cells and tissues, tissues and whole organisms
• Annotation - Biolink Model root class for entity annotations.
  • Attribute - A property or characteristic of an entity. For example, an apple may have properties such as color, shape, age, crispiness. An environmental sample may have attributes such as depth, lat, long, material.
    • BiologicalSex
      • GenotypicSex - An attribute corresponding to the genotypic sex of the individual, based upon genotypic composition of sex chromosomes.
      • PhenotypicSex - An attribute corresponding to the phenotypic sex of the individual, based upon the reproductive organs present.
    • ClinicalAttribute - Attributes relating to a clinical manifestation
      • ClinicalCourse - The course a disease typically takes from its onset, progression in time, and eventual resolution or death of the affected individual
        • Onset - The age group in which (disease) symptom manifestations appear
      • ClinicalMeasurement - A clinical measurement is a special kind of attribute which results from a laboratory observation from a subject individual or sample. Measurements can be connected to their subject by the ‘has attribute’ slot.
      • ClinicalModifier - Used to characterize and specify the phenotypic abnormalities defined in the phenotypic abnormality sub-ontology, with respect to severity, laterality, and other aspects
    • OrganismAttribute - describes a characteristic of an organismal entity.
      • Inheritance - The pattern or ‘mode’ in which a particular genetic trait or disorder is passed from one generation to the next, e.g. autosomal dominant, autosomal recessive, etc.
      • PhenotypicQuality - A property of a phenotype
    • SeverityValue - describes the severity of a phenotypic feature or disease
    • SocioeconomicAttribute - Attributes relating to a socioeconomic manifestation
    • Zygosity
  • QuantityValue - A value of an attribute that is quantitative and measurable, expressed as a combination of a unit and a numeric value
• Article
• Association - A typed association between two entities, supported by evidence
  • AnatomicalEntityToAnatomicalEntityAssociation
    • AnatomicalEntityToAnatomicalEntityOntogenicAssociation - A relationship between two anatomical entities where the relationship is ontogenic, i.e. the two entities are related by development. A number of different relationship types can be used to specify the precise nature of the relationship.
    • AnatomicalEntityToAnatomicalEntityPartOfAssociation - A relationship between two anatomical entities where the relationship is mereological, i.e the two entities are related by parthood. This includes relationships between cellular components and cells, between cells and tissues, tissues and whole organisms
  • BehaviorToBehavioralFeatureAssociation - An association between an mixture behavior and a behavioral feature manifested by the individual exhibited or has exhibited the behavior.
  • CaseToPhenotypicFeatureAssociation - An association between a case (e.g. individual patient) and a phenotypic feature in which the individual has or has had the phenotype.
  • CellLineToDiseaseOrPhenotypicFeatureAssociation - An relationship between a cell line and a disease or a phenotype, where the cell line is derived from an individual with that disease or phenotype.
    • CellLineAsAModelOfDiseaseAssociation
  • ChemicalToChemicalAssociation - A relationship between two chemical entities. This can encompass actual interactions as well as temporal causal edges, e.g. one chemical converted to another.
    • ChemicalToChemicalDerivationAssociation - A causal relationship between two chemical entities, where the subject represents the upstream entity and the object represents the downstream. For any such association there is an implicit reaction:
    • ReactionToParticipantAssociation
      • ReactionToCatalystAssociation
  • ChemicalToDiseaseOrPhenotypicFeatureAssociation - An interaction between a chemical entity and a phenotype or disease, where the presence of the chemical gives rise to or exacerbates the phenotype.
  • ChemicalToGeneAssociation - An interaction between a chemical entity and a gene or gene product.
  • ChemicalToPathwayAssociation - An interaction between a chemical entity and a biological process or pathway.
  • ContributorAssociation - Any association between an entity (such as a publication) and various agents that contribute to its realisation
  • DiseaseOrPhenotypicFeatureToLocationAssociation - An association between either a disease or a phenotypic feature and an anatomical entity, where the disease/feature manifests in that site.
  • DiseaseToExposureEventAssociation - An association between an exposure event and a disease.
  • DiseaseToPhenotypicFeatureAssociation - An association between a disease and a phenotypic feature in which the phenotypic feature is associated with the disease in some way.
  • DrugToGeneAssociation - An interaction between a drug and a gene or gene product.
  • EntityToDiseaseAssociation
  • EntityToPhenotypicFeatureAssociation
  • ExposureEventToOutcomeAssociation - An association between an exposure event and an outcome.
  • ExposureEventToPhenotypicFeatureAssociation - Any association between an environment and a phenotypic feature, where being in the environment influences the phenotype.
  • FunctionalAssociation - An association between a macromolecular machine mixin (gene, gene product or complex of gene products) and either a molecular activity, a biological process or a cellular location in which a function is executed.
    • GeneToGoTermAssociation
    • MacromolecularMachineToBiologicalProcessAssociation - A functional association between a macromolecular machine (gene, gene product or complex) and a biological process or pathway (as represented in the GO biological process branch), where the entity carries out some part of the process, regulates it, or acts upstream of it.
    • MacromolecularMachineToCellularComponentAssociation - A functional association between a macromolecular machine (gene, gene product or complex) and a cellular component (as represented in the GO cellular component branch), where the entity carries out its function in the cellular component.
    • MacromolecularMachineToMolecularActivityAssociation - A functional association between a macromolecular machine (gene, gene product or complex) and a molecular activity (as represented in the GO molecular function branch), where the entity carries out the activity, or contributes to its execution.
  • GeneRegulatoryRelationship - A regulatory relationship between two genes
  • GeneToDiseaseAssociation
    • GeneAsAModelOfDiseaseAssociation
    • GeneHasVariantThatContributesToDiseaseAssociation
  • GeneToExpressionSiteAssociation - An association between a gene and an expression site, possibly qualified by stage/timing info.
  • GeneToGeneAssociation - abstract parent class for different kinds of gene-gene or gene product to gene product relationships. Includes homology and interaction.
    • GeneToGeneCoexpressionAssociation - Indicates that two genes are co-expressed, generally under the same conditions.
    • GeneToGeneHomologyAssociation - A homology association between two genes. May be orthology (in which case the species of subject and object should differ) or paralogy (in which case the species may be the same)
    • PairwiseGeneToGeneInteraction - An interaction between two genes or two gene products. May be physical (e.g. protein binding) or genetic (between genes). May be symmetric (e.g. protein interaction) or directed (e.g. phosphorylation)
      • PairwiseMolecularInteraction - An interaction at the molecular level between two physical entities
  • GeneToPhenotypicFeatureAssociation
  • GenotypeToDiseaseAssociation
    • GenotypeAsAModelOfDiseaseAssociation
  • GenotypeToGeneAssociation - Any association between a genotype and a gene. The genotype have have multiple variants in that gene or a single one. There is no assumption of cardinality
  • GenotypeToGenotypePartAssociation - Any association between one genotype and a genotypic entity that is a sub-component of it
  • GenotypeToPhenotypicFeatureAssociation - Any association between one genotype and a phenotypic feature, where having the genotype confers the phenotype, either in isolation or through environment
  • GenotypeToVariantAssociation - Any association between a genotype and a sequence variant.
  • MaterialSampleDerivationAssociation - An association between a material sample and the material entity from which it is derived.
  • MaterialSampleToDiseaseOrPhenotypicFeatureAssociation - An association between a material sample and a disease or phenotype.
  • NamedThingToInformationContentEntityAssociation - association between a named thing and a information content entity where the specific context of the relationship between that named thing and the publication is unknown. For example, model organisms databases often capture the knowledge that a gene is found in a journal article, but not specifically the context in which that gene was documented in the article. In these cases, this association with the accompanying predicate ‘mentions’ could be used. Conversely, for more specific associations (like ‘gene to disease association’, the publication should be captured as an edge property).
  • OrganismTaxonToEnvironmentAssociation
  • OrganismTaxonToOrganismTaxonAssociation - A relationship between two organism taxon nodes
    • OrganismTaxonToOrganismTaxonInteraction - An interaction relationship between two taxa. This may be a symbiotic relationship (encompassing mutualism and parasitism), or it may be non-symbiotic. Example: plague transmitted_by flea; cattle domesticated_by Homo sapiens; plague infects Homo sapiens
    • OrganismTaxonToOrganismTaxonSpecialization - A child-parent relationship between two taxa. For example: Homo sapiens subclass_of Homo
  • OrganismToOrganismAssociation
  • OrganismalEntityAsAModelOfDiseaseAssociation
  • PopulationToPopulationAssociation - An association between a two populations
  • SequenceAssociation - An association between a sequence feature and a nucleic acid entity it is localized to.
    • GenomicSequenceLocalization - A relationship between a sequence feature and a nucleic acid entity it is localized to. The reference entity may be a chromosome, chromosome region or information entity such as a contig.
  • SequenceFeatureRelationship - For example, a particular exon is part of a particular transcript or gene
    • ExonToTranscriptRelationship - A transcript is formed from multiple exons
    • GeneToGeneProductRelationship - A gene is transcribed and potentially translated to a gene product
    • TranscriptToGeneRelationship - A gene is a collection of transcripts
  • SequenceVariantModulatesTreatmentAssociation - An association between a sequence variant and a treatment or health intervention. The treatment object itself encompasses both the disease and the drug used.
  • TaxonToTaxonAssociation
  • VariantToDiseaseAssociation
    • VariantAsAModelOfDiseaseAssociation
  • VariantToGeneAssociation - An association between a variant and a gene, where the variant has a genetic association with the gene (i.e. is in linkage disequilibrium)
    • VariantToGeneExpressionAssociation - An association between a variant and expression of a gene (i.e. e-QTL)
  • VariantToPhenotypicFeatureAssociation
  • VariantToPopulationAssociation - An association between a variant and a population, where the variant has particular frequency in the population
• Behavior
• BehavioralExposure - A behavioral exposure is a factor relating to behavior impacting an individual.
• BehavioralFeature - A phenotypic feature which is behavioral in nature.
• BehavioralOutcome - An outcome resulting from an exposure event which is the manifestation of human behavior.
• BiologicalEntity
  • BiologicalProcessOrActivity - Either an individual molecular activity, or a collection of causally connected molecular activities in a biological system.
    • BiologicalProcess - One or more causally connected executions of molecular functions
      • Behavior
      • PathologicalProcess - A biologic function or a process having an abnormal or deleterious effect at the subcellular, cellular, multicellular, or organismal level.
      • Pathway
      • PhysiologicalProcess
    • MolecularActivity - An execution of a molecular function carried out by a gene product or macromolecular complex.
  • DiseaseOrPhenotypicFeature - Either one of a disease or an individual phenotypic feature. Some knowledge resources such as Monarch treat these as distinct, others such as MESH conflate.
    • Disease
    • PhenotypicFeature
      • BehavioralFeature - A phenotypic feature which is behavioral in nature.
      • ClinicalFinding - this category is currently considered broad enough to tag clinical lab measurements and other biological attributes taken as ‘clinical traits’ with some statistical score, for example, a p value in genetic associations.
  • Gene - A region (or regions) that includes all of the sequence elements necessary to encode a functional transcript. A gene locus may include regulatory regions, transcribed regions and/or other functional sequence regions.
  • GeneFamily - any grouping of multiple genes or gene products related by common descent
  • Genome - A genome is the sum of genetic material within a cell or virion.
  • Genotype - An information content entity that describes a genome by specifying the total variation in genomic sequence and/or gene expression, relative to some established background
  • Haplotype - A set of zero or more Alleles on a single instance of a Sequence[VMC]
  • OrganismalEntity - A named entity that is either a part of an organism, a whole organism, population or clade of organisms, excluding chemical entities
    • AnatomicalEntity - A subcellular location, cell type or gross anatomical part
      • Cell
      • CellularComponent - A location in or around a cell
      • GrossAnatomicalStructure
      • PathologicalAnatomicalStructure - An anatomical structure with the potential of have an abnormal or deleterious effect at the subcellular, cellular, multicellular, or organismal level.
    • CellLine
    • IndividualOrganism - An instance of an organism. For example, Richard Nixon, Charles Darwin, my pet cat. Example ID: ORCID:0000-0002-5355-2576
      • Case - An individual (human) organism that has a patient role in some clinical context.
    • LifeStage - A stage of development or growth of an organism, including post-natal adult stages
    • PopulationOfIndividualOrganisms - A collection of individuals from the same taxonomic class distinguished by one or more characteristics. Characteristics can include, but are not limited to, shared geographic location, genetics, phenotypes [Alliance for Genome Resources]
      • StudyPopulation - A group of people banded together or treated as a group as participants in a research study.
        • Cohort - A group of people banded together or treated as a group who share common characteristics. A cohort ‘study’ is a particular form of longitudinal study that samples a cohort, performing a cross-section at intervals through time.
  • Polypeptide - A polypeptide is a molecular entity characterized by availability in protein databases of amino-acid-based sequence representations of its precise primary structure; for convenience of representation, partial sequences of various kinds are included, even if they do not represent a physical molecule.
    • Protein - A gene product that is composed of a chain of amino acid sequences and is produced by ribosome-mediated translation of mRNA
      • ProteinIsoform - Represents a protein that is a specific isoform of the canonical or reference protein. See https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4114032/
  • ReagentTargetedGene - A gene altered in its expression level in the context of some experiment as a result of being targeted by gene-knockdown reagent(s) such as a morpholino or RNAi.
  • SequenceVariant - An allele that varies in its sequence from what is considered the reference allele at that locus.
    • Snv - SNVs are single nucleotide positions in genomic DNA at which different sequence alternatives exist
• BioticExposure - An external biotic exposure is an intake of (sometimes pathological) biological organisms (including viruses).
• Book - This class may rarely be instantiated except if use cases of a given knowledge graph support its utility.
• BookChapter
• ChemicalEntity - A chemical entity is a physical entity that pertains to chemistry or biochemistry.
  • ChemicalMixture - A chemical mixture is a chemical entity composed of two or more molecular entities.
    • ComplexMolecularMixture - A complex molecular mixture is a chemical mixture composed of two or more molecular entities with unknown concentration and stoichiometry.
    • Food - A substance consumed by a living organism as a source of nutrition
    • MolecularMixture - A molecular mixture is a chemical mixture composed of two or more molecular entities with known concentration and stoichiometry.
      • Drug - A substance intended for use in the diagnosis, cure, mitigation, treatment, or prevention of disease
    • ProcessedMaterial - A chemical entity (often a mixture) processed for consumption for nutritional, medical or technical use. Is a material entity that is created or changed during material processing.
  • EnvironmentalFoodContaminant
  • FoodAdditive
  • MolecularEntity - A molecular entity is a chemical entity composed of individual or covalently bonded atoms.
    • NucleicAcidEntity - A nucleic acid entity is a molecular entity characterized by availability in gene databases of nucleotide-based sequence representations of its precise sequence; for convenience of representation, partial sequences of various kinds are included.
      • CodingSequence
      • Exon - A region of the transcript sequence within a gene which is not removed from the primary RNA transcript by RNA splicing.
      • Transcript - An RNA synthesized on a DNA or RNA template by an RNA polymerase.
        • RNAProduct
          • RNAProductIsoform - Represents a protein that is a specific isoform of the canonical or reference RNA
          • NoncodingRNAProduct
            • MicroRNA
            • SiRNA - A small RNA molecule that is the product of a longer exogenous or endogenous dsRNA, which is either a bimolecular duplex or very long hairpin, processed (via the Dicer pathway) such that numerous siRNAs accumulate from both strands of the dsRNA. SRNAs trigger the cleavage of their target molecules.
    • SmallMolecule - A small molecule entity is a molecular entity characterized by availability in small-molecule databases of SMILES, InChI, IUPAC, or other unambiguous representation of its precise chemical structure; for convenience of representation, any valid chemical representation is included, even if it is not strictly molecular (e.g., sodium ion).
  • Nutrient
    • Macronutrient
    • Micronutrient
      • Vitamin
• ChemicalExposure - A chemical exposure is an intake of a particular chemical entity.
  • DrugExposure - A drug exposure is an intake of a particular drug.
    • DrugToGeneInteractionExposure - drug to gene interaction exposure is a drug exposure is where the interactions of the drug with specific genes are known to constitute an ‘exposure’ to the organism, leading to or influencing an outcome.
• ChemicalSubstance
• ClinicalEntity - Any entity or process that exists in the clinical domain and outside the biological realm. Diseases are placed under biological entities
  • ClinicalIntervention
    • Hospitalization
  • ClinicalTrial
• ComplexChemicalExposure - A complex chemical exposure is an intake of a chemical mixture (e.g. gasoline), other than a drug.
• ConfidenceLevel - Level of confidence in a statement
• Dataset - an item that refers to a collection of data from a data source.
• DatasetDistribution - an item that holds distribution level information about a dataset.
• DatasetSummary - an item that holds summary level information about a dataset.
• DatasetVersion - an item that holds version level information about a dataset.
• Device - A thing made or adapted for a particular purpose, especially a piece of mechanical or electronic equipment
• DiseaseOrPhenotypicFeatureExposure - A disease or phenotypic feature state, when viewed as an exposure, represents an precondition, leading to or influencing an outcome, e.g. HIV predisposing an individual to infections; a relative deficiency of skin pigmentation predisposing an individual to skin cancer.
• DiseaseOrPhenotypicFeatureOutcome - Physiological outcomes resulting from an exposure event which is the manifestation of a disease or other characteristic phenotype.
• Entity - Root Biolink Model class for all things and informational relationships, real or imagined.
  • Association - A typed association between two entities, supported by evidence
    • AnatomicalEntityToAnatomicalEntityAssociation
      • AnatomicalEntityToAnatomicalEntityOntogenicAssociation - A relationship between two anatomical entities where the relationship is ontogenic, i.e. the two entities are related by development. A number of different relationship types can be used to specify the precise nature of the relationship.
      • AnatomicalEntityToAnatomicalEntityPartOfAssociation - A relationship between two anatomical entities where the relationship is mereological, i.e the two entities are related by parthood. This includes relationships between cellular components and cells, between cells and tissues, tissues and whole organisms
    • BehaviorToBehavioralFeatureAssociation - An association between an mixture behavior and a behavioral feature manifested by the individual exhibited or has exhibited the behavior.
    • CaseToPhenotypicFeatureAssociation - An association between a case (e.g. individual patient) and a phenotypic feature in which the individual has or has had the phenotype.
    • CellLineToDiseaseOrPhenotypicFeatureAssociation - An relationship between a cell line and a disease or a phenotype, where the cell line is derived from an individual with that disease or phenotype.
      • CellLineAsAModelOfDiseaseAssociation
    • ChemicalToChemicalAssociation - A relationship between two chemical entities. This can encompass actual interactions as well as temporal causal edges, e.g. one chemical converted to another.
      • ChemicalToChemicalDerivationAssociation - A causal relationship between two chemical entities, where the subject represents the upstream entity and the object represents the downstream. For any such association there is an implicit reaction:
      • ReactionToParticipantAssociation
        • ReactionToCatalystAssociation
    • ChemicalToDiseaseOrPhenotypicFeatureAssociation - An interaction between a chemical entity and a phenotype or disease, where the presence of the chemical gives rise to or exacerbates the phenotype.
    • ChemicalToGeneAssociation - An interaction between a chemical entity and a gene or gene product.
    • ChemicalToPathwayAssociation - An interaction between a chemical entity and a biological process or pathway.
    • ContributorAssociation - Any association between an entity (such as a publication) and various agents that contribute to its realisation
    • DiseaseOrPhenotypicFeatureToLocationAssociation - An association between either a disease or a phenotypic feature and an anatomical entity, where the disease/feature manifests in that site.
    • DiseaseToExposureEventAssociation - An association between an exposure event and a disease.
    • DiseaseToPhenotypicFeatureAssociation - An association between a disease and a phenotypic feature in which the phenotypic feature is associated with the disease in some way.
    • DrugToGeneAssociation - An interaction between a drug and a gene or gene product.
    • EntityToDiseaseAssociation
    • EntityToPhenotypicFeatureAssociation
    • ExposureEventToOutcomeAssociation - An association between an exposure event and an outcome.
    • ExposureEventToPhenotypicFeatureAssociation - Any association between an environment and a phenotypic feature, where being in the environment influences the phenotype.
    • FunctionalAssociation - An association between a macromolecular machine mixin (gene, gene product or complex of gene products) and either a molecular activity, a biological process or a cellular location in which a function is executed.
      • GeneToGoTermAssociation
      • MacromolecularMachineToBiologicalProcessAssociation - A functional association between a macromolecular machine (gene, gene product or complex) and a biological process or pathway (as represented in the GO biological process branch), where the entity carries out some part of the process, regulates it, or acts upstream of it.
      • MacromolecularMachineToCellularComponentAssociation - A functional association between a macromolecular machine (gene, gene product or complex) and a cellular component (as represented in the GO cellular component branch), where the entity carries out its function in the cellular component.
      • MacromolecularMachineToMolecularActivityAssociation - A functional association between a macromolecular machine (gene, gene product or complex) and a molecular activity (as represented in the GO molecular function branch), where the entity carries out the activity, or contributes to its execution.
    • GeneRegulatoryRelationship - A regulatory relationship between two genes
    • GeneToDiseaseAssociation
      • GeneAsAModelOfDiseaseAssociation
      • GeneHasVariantThatContributesToDiseaseAssociation
    • GeneToExpressionSiteAssociation - An association between a gene and an expression site, possibly qualified by stage/timing info.
    • GeneToGeneAssociation - abstract parent class for different kinds of gene-gene or gene product to gene product relationships. Includes homology and interaction.
      • GeneToGeneCoexpressionAssociation - Indicates that two genes are co-expressed, generally under the same conditions.
      • GeneToGeneHomologyAssociation - A homology association between two genes. May be orthology (in which case the species of subject and object should differ) or paralogy (in which case the species may be the same)
      • PairwiseGeneToGeneInteraction - An interaction between two genes or two gene products. May be physical (e.g. protein binding) or genetic (between genes). May be symmetric (e.g. protein interaction) or directed (e.g. phosphorylation)
        • PairwiseMolecularInteraction - An interaction at the molecular level between two physical entities
    • GeneToPhenotypicFeatureAssociation
    • GenotypeToDiseaseAssociation
      • GenotypeAsAModelOfDiseaseAssociation
    • GenotypeToGeneAssociation - Any association between a genotype and a gene. The genotype have have multiple variants in that gene or a single one. There is no assumption of cardinality
    • GenotypeToGenotypePartAssociation - Any association between one genotype and a genotypic entity that is a sub-component of it
    • GenotypeToPhenotypicFeatureAssociation - Any association between one genotype and a phenotypic feature, where having the genotype confers the phenotype, either in isolation or through environment
    • GenotypeToVariantAssociation - Any association between a genotype and a sequence variant.
    • MaterialSampleDerivationAssociation - An association between a material sample and the material entity from which it is derived.
    • MaterialSampleToDiseaseOrPhenotypicFeatureAssociation - An association between a material sample and a disease or phenotype.
    • NamedThingToInformationContentEntityAssociation - association between a named thing and a information content entity where the specific context of the relationship between that named thing and the publication is unknown. For example, model organisms databases often capture the knowledge that a gene is found in a journal article, but not specifically the context in which that gene was documented in the article. In these cases, this association with the accompanying predicate ‘mentions’ could be used. Conversely, for more specific associations (like ‘gene to disease association’, the publication should be captured as an edge property).
    • OrganismTaxonToEnvironmentAssociation
    • OrganismTaxonToOrganismTaxonAssociation - A relationship between two organism taxon nodes
      • OrganismTaxonToOrganismTaxonInteraction - An interaction relationship between two taxa. This may be a symbiotic relationship (encompassing mutualism and parasitism), or it may be non-symbiotic. Example: plague transmitted_by flea; cattle domesticated_by Homo sapiens; plague infects Homo sapiens
      • OrganismTaxonToOrganismTaxonSpecialization - A child-parent relationship between two taxa. For example: Homo sapiens subclass_of Homo
    • OrganismToOrganismAssociation
    • OrganismalEntityAsAModelOfDiseaseAssociation
    • PopulationToPopulationAssociation - An association between a two populations
    • SequenceAssociation - An association between a sequence feature and a nucleic acid entity it is localized to.
      • GenomicSequenceLocalization - A relationship between a sequence feature and a nucleic acid entity it is localized to. The reference entity may be a chromosome, chromosome region or information entity such as a contig.
    • SequenceFeatureRelationship - For example, a particular exon is part of a particular transcript or gene
      • ExonToTranscriptRelationship - A transcript is formed from multiple exons
      • GeneToGeneProductRelationship - A gene is transcribed and potentially translated to a gene product
      • TranscriptToGeneRelationship - A gene is a collection of transcripts
    • SequenceVariantModulatesTreatmentAssociation - An association between a sequence variant and a treatment or health intervention. The treatment object itself encompasses both the disease and the drug used.
    • TaxonToTaxonAssociation
    • VariantToDiseaseAssociation
      • VariantAsAModelOfDiseaseAssociation
    • VariantToGeneAssociation - An association between a variant and a gene, where the variant has a genetic association with the gene (i.e. is in linkage disequilibrium)
      • VariantToGeneExpressionAssociation - An association between a variant and expression of a gene (i.e. e-QTL)
    • VariantToPhenotypicFeatureAssociation
    • VariantToPopulationAssociation - An association between a variant and a population, where the variant has particular frequency in the population
  • NamedThing - a databased entity or concept/class
    • Activity - An activity is something that occurs over a period of time and acts upon or with entities; it may include consuming, processing, transforming, modifying, relocating, using, or generating entities.
    • AdministrativeEntity
      • Agent - person, group, organization or project that provides a piece of information (i.e. a knowledge association)
    • BiologicalEntity
      • BiologicalProcessOrActivity - Either an individual molecular activity, or a collection of causally connected molecular activities in a biological system.
        • BiologicalProcess - One or more causally connected executions of molecular functions
          • Behavior
          • PathologicalProcess - A biologic function or a process having an abnormal or deleterious effect at the subcellular, cellular, multicellular, or organismal level.
          • Pathway
          • PhysiologicalProcess
        • MolecularActivity - An execution of a molecular function carried out by a gene product or macromolecular complex.
      • DiseaseOrPhenotypicFeature - Either one of a disease or an individual phenotypic feature. Some knowledge resources such as Monarch treat these as distinct, others such as MESH conflate.
        • Disease
        • PhenotypicFeature
          • BehavioralFeature - A phenotypic feature which is behavioral in nature.
          • ClinicalFinding - this category is currently considered broad enough to tag clinical lab measurements and other biological attributes taken as ‘clinical traits’ with some statistical score, for example, a p value in genetic associations.
      • Gene - A region (or regions) that includes all of the sequence elements necessary to encode a functional transcript. A gene locus may include regulatory regions, transcribed regions and/or other functional sequence regions.
      • GeneFamily - any grouping of multiple genes or gene products related by common descent
      • Genome - A genome is the sum of genetic material within a cell or virion.
      • Genotype - An information content entity that describes a genome by specifying the total variation in genomic sequence and/or gene expression, relative to some established background
      • Haplotype - A set of zero or more Alleles on a single instance of a Sequence[VMC]
      • OrganismalEntity - A named entity that is either a part of an organism, a whole organism, population or clade of organisms, excluding chemical entities
        • AnatomicalEntity - A subcellular location, cell type or gross anatomical part
          • Cell
          • CellularComponent - A location in or around a cell
          • GrossAnatomicalStructure
          • PathologicalAnatomicalStructure - An anatomical structure with the potential of have an abnormal or deleterious effect at the subcellular, cellular, multicellular, or organismal level.
        • CellLine
        • IndividualOrganism - An instance of an organism. For example, Richard Nixon, Charles Darwin, my pet cat. Example ID: ORCID:0000-0002-5355-2576
          • Case - An individual (human) organism that has a patient role in some clinical context.
        • LifeStage - A stage of development or growth of an organism, including post-natal adult stages
        • PopulationOfIndividualOrganisms - A collection of individuals from the same taxonomic class distinguished by one or more characteristics. Characteristics can include, but are not limited to, shared geographic location, genetics, phenotypes [Alliance for Genome Resources]
          • StudyPopulation - A group of people banded together or treated as a group as participants in a research study.
            • Cohort - A group of people banded together or treated as a group who share common characteristics. A cohort ‘study’ is a particular form of longitudinal study that samples a cohort, performing a cross-section at intervals through time.
      • Polypeptide - A polypeptide is a molecular entity characterized by availability in protein databases of amino-acid-based sequence representations of its precise primary structure; for convenience of representation, partial sequences of various kinds are included, even if they do not represent a physical molecule.
        • Protein - A gene product that is composed of a chain of amino acid sequences and is produced by ribosome-mediated translation of mRNA
          • ProteinIsoform - Represents a protein that is a specific isoform of the canonical or reference protein. See https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4114032/
      • ReagentTargetedGene - A gene altered in its expression level in the context of some experiment as a result of being targeted by gene-knockdown reagent(s) such as a morpholino or RNAi.
      • SequenceVariant - An allele that varies in its sequence from what is considered the reference allele at that locus.
        • Snv - SNVs are single nucleotide positions in genomic DNA at which different sequence alternatives exist
    • ChemicalEntity - A chemical entity is a physical entity that pertains to chemistry or biochemistry.
      • ChemicalMixture - A chemical mixture is a chemical entity composed of two or more molecular entities.
        • ComplexMolecularMixture - A complex molecular mixture is a chemical mixture composed of two or more molecular entities with unknown concentration and stoichiometry.
        • Food - A substance consumed by a living organism as a source of nutrition
        • MolecularMixture - A molecular mixture is a chemical mixture composed of two or more molecular entities with known concentration and stoichiometry.
          • Drug - A substance intended for use in the diagnosis, cure, mitigation, treatment, or prevention of disease
        • ProcessedMaterial - A chemical entity (often a mixture) processed for consumption for nutritional, medical or technical use. Is a material entity that is created or changed during material processing.
      • EnvironmentalFoodContaminant
      • FoodAdditive
      • MolecularEntity - A molecular entity is a chemical entity composed of individual or covalently bonded atoms.
        • NucleicAcidEntity - A nucleic acid entity is a molecular entity characterized by availability in gene databases of nucleotide-based sequence representations of its precise sequence; for convenience of representation, partial sequences of various kinds are included.
          • CodingSequence
          • Exon - A region of the transcript sequence within a gene which is not removed from the primary RNA transcript by RNA splicing.
          • Transcript - An RNA synthesized on a DNA or RNA template by an RNA polymerase.
            • RNAProduct
              • RNAProductIsoform - Represents a protein that is a specific isoform of the canonical or reference RNA
              • NoncodingRNAProduct
                • MicroRNA
                • SiRNA - A small RNA molecule that is the product of a longer exogenous or endogenous dsRNA, which is either a bimolecular duplex or very long hairpin, processed (via the Dicer pathway) such that numerous siRNAs accumulate from both strands of the dsRNA. SRNAs trigger the cleavage of their target molecules.
        • SmallMolecule - A small molecule entity is a molecular entity characterized by availability in small-molecule databases of SMILES, InChI, IUPAC, or other unambiguous representation of its precise chemical structure; for convenience of representation, any valid chemical representation is included, even if it is not strictly molecular (e.g., sodium ion).
      • Nutrient
        • Macronutrient
        • Micronutrient
          • Vitamin
    • ClinicalEntity - Any entity or process that exists in the clinical domain and outside the biological realm. Diseases are placed under biological entities
      • ClinicalIntervention
        • Hospitalization
      • ClinicalTrial
    • Device - A thing made or adapted for a particular purpose, especially a piece of mechanical or electronic equipment
    • Event - Something that happens at a given place and time.
    • InformationContentEntity - a piece of information that typically describes some topic of discourse or is used as support.
      • ConfidenceLevel - Level of confidence in a statement
      • Dataset - an item that refers to a collection of data from a data source.
      • DatasetDistribution - an item that holds distribution level information about a dataset.
      • DatasetSummary - an item that holds summary level information about a dataset.
      • DatasetVersion - an item that holds version level information about a dataset.
      • EvidenceType - Class of evidence that supports an association
      • InformationResource - A database or knowledgebase and its supporting ecosystem of interfaces and services that deliver content to consumers (e.g. web portals, APIs, query endpoints, streaming services, data downloads, etc.). A single Information Resource by this definition may span many different datasets or databases, and include many access endpoints and user interfaces. Information Resources include project-specific resources such as a Translator Knowledge Provider, and community knowledgebases like ChemBL, OMIM, or DGIdb.
      • Publication - Any published piece of information. Can refer to a whole publication, its encompassing publication (i.e. journal or book) or to a part of a publication, if of significant knowledge scope (e.g. a figure, figure legend, or section highlighted by NLP). The scope is intended to be general and include information published on the web, as well as printed materials, either directly or in one of the Publication Biolink category subclasses.
        • Article
        • Book - This class may rarely be instantiated except if use cases of a given knowledge graph support its utility.
        • BookChapter
        • Serial - This class may rarely be instantiated except if use cases of a given knowledge graph support its utility.
    • OrganismTaxon - A classification of a set of organisms. Example instances: NCBITaxon:9606 (Homo sapiens), NCBITaxon:2 (Bacteria). Can also be used to represent strains or subspecies.
    • Phenomenon - a fact or situation that is observed to exist or happen, especially one whose cause or explanation is in question
    • PhysicalEntity - An entity that has material reality (a.k.a. physical essence).
      • MaterialSample - A sample is a limited quantity of something (e.g. an individual or set of individuals from a population, or a portion of a substance) to be used for testing, analysis, inspection, investigation, demonstration, or trial use. [SIO]
    • PlanetaryEntity - Any entity or process that exists at the level of the whole planet
      • EnvironmentalFeature
      • EnvironmentalProcess
      • GeographicLocation - a location that can be described in lat/long coordinates
        • GeographicLocationAtTime - a location that can be described in lat/long coordinates, for a particular time
    • Procedure - A series of actions conducted in a certain order or manner
    • Treatment - A treatment is targeted at a disease or phenotype and may involve multiple drug ‘exposures’, medical devices and/or procedures
• EnvironmentalExposure - A environmental exposure is a factor relating to abiotic processes in the environment including sunlight (UV-B), atmospheric (heat, cold, general pollution) and water-born contaminants.
  • GeographicExposure - A geographic exposure is a factor relating to geographic proximity to some impactful entity.
• EpidemiologicalOutcome - An epidemiological outcome, such as societal disease burden, resulting from an exposure event.
• ExposureEventToEntityAssociationMixin
• GenomicBackgroundExposure - A genomic background exposure is where an individual’s specific genomic background of genes, sequence variants or other pre-existing genomic conditions constitute a kind of ‘exposure’ to the organism, leading to or influencing an outcome.
• HospitalizationOutcome - An outcome resulting from an exposure event which is the increased manifestation of acute (e.g. emergency room visit) or chronic (inpatient) hospitalization.
• MortalityOutcome - An outcome of death from resulting from an exposure event.
• PathologicalAnatomicalExposure - An abnormal anatomical structure, when viewed as an exposure, representing an precondition, leading to or influencing an outcome, e.g. thrombosis leading to an ischemic disease outcome.
• PathologicalAnatomicalOutcome - An outcome resulting from an exposure event which is the manifestation of an abnormal anatomical structure.
• PathologicalProcessExposure - A pathological process, when viewed as an exposure, representing a precondition, leading to or influencing an outcome, e.g. autoimmunity leading to disease.
• PathologicalProcessOutcome - An outcome resulting from an exposure event which is the manifestation of a pathological process.
• SocioeconomicExposure - A socioeconomic exposure is a factor relating to social and financial status of an affected individual (e.g. poverty).
• SocioeconomicOutcome - An general social or economic outcome, such as healthcare costs, utilization, etc., resulting from an exposure event

Slots

Predicates

• abundance affected by
• abundance decreased by
• abundance increased by
• active in
• actively involved in - holds between a continuant and a process or function, where the continuant actively contributes to part or all of the process or function it realizes
  • capable of - holds between a physical entity and process or function, where the continuant alone has the ability to carry out the process or function.
• actively involves
• activity affected by - holds between two chemical entities where the action or effect of one is changed by the activity of the other within a system of interest
• activity affects
• activity decreased by
• activity increased by
• acts upstream of
  • acts upstream of negative effect
  • acts upstream of or within
  • acts upstream of or within negative effect
  • acts upstream of or within positive effect
  • acts upstream of positive effect
• acts upstream of negative effect
• acts upstream of or within
• acts upstream of or within negative effect
• acts upstream of or within positive effect
• acts upstream of positive effect
• adverse event caused by
• affected by - describes an entity of which the state or quality is affected by another existing entity.
  • disrupted by - describes a relationship where the structure, function, or occurrence of one entity is degraded or interfered with by another.
  • entity regulated by entity
    • entity negatively regulated by entity
    • entity positively regulated by entity
  • process regulated by process
    • process negatively regulated by process
    • process positively regulated by process
• affects - describes an entity that has a direct affect on the state or quality of another existing entity. Use of the ‘affects’ predicate implies that the affected entity already exists, unlike predicates such as ‘affects risk for’ and ‘prevents, where the outcome is something that may or may not come to be.
  • abundance affected by
  • activity affected by - holds between two chemical entities where the action or effect of one is changed by the activity of the other within a system of interest
  • activity affects
  • affects abundance of - holds between two chemical entities where the action or effect of one changes the amount of the other within a system of interest
    • abundance decreased by
    • abundance increased by
    • decreases abundance of - holds between two chemical entities where the action or effect of one decreases the amount of the other within a system of interest
    • increases abundance of - holds between two chemical entities where the action or effect of one increases the amount of the other within a system of interest
  • affects activity of - holds between two chemical entities where the action or effect of one changes the activity of the other within a system of interest
    • activity decreased by
    • activity increased by
    • decreases activity of - holds between two chemical entities where the action or effect of one decreases the activity of the other within a system of interest
    • increases activity of - holds between two chemical entities where the action or effect of one increases the activity of the other within a system of interest
  • affects degradation of - holds between two chemical entities where the action or effect of one impacts the rate of degradation of the other within a system of interest, where chemical degradation is defined act or process of simplifying or breaking down a molecule into smaller parts, either naturally or artificially (Oxford English Dictionary, UK, 1995)
    • decreases degradation of - holds between two chemical entities where the action or effect of one decreases the rate of degradation of the other within a system of interest
    • degradation decreased by
    • degradation increased by
    • increases degradation of - holds between two chemical entities where the action or effect of one increases the rate of degradation of the other within a system of interest
  • affects expression in - Holds between a variant and an anatomical entity where the expression of the variant is located in.
  • affects expression of - holds between a chemical entity and a nucleic acid entity where the action or effect of one changes the level of expression of the other within a system of interest
    • decreases expression of - holds between two chemical entities where the action or effect of one decreases the level of expression of the other within a system of interest
    • increases expression of - holds between two chemical entities where the action or effect of one increases the level of expression of the other within a system of interest
  • affects folding of - holds between two chemical entities where the action or effect of one changes the rate or quality of folding of the other
    • decreases folding of - holds between a chemical entity and a nucleic acid entity where the action or effect of one decreases the rate or quality of folding of the other
    • folding decreased by
    • folding increased by
    • increases folding of - holds between two chemical entities where the action or effect of one increases the rate or quality of folding of the other
  • affects localization of - holds between two chemical entities where the action or effect of one changes the localization of the other within a system of interest
    • decreases localization of - holds between two chemical entities where the action or effect of one decreases the proper localization of the other within a system of interest
    • increases localization of - holds between two chemical entities where the action or effect of one increases the proper localization of the other within a system of interest
    • localization decreased by
    • localization increased by
  • affects metabolic processing of - holds between two chemical entities where the action or effect of one impacts the metabolic processing of the other within a system of interest
    • decreases metabolic processing of - holds between two chemical entities where the action or effect of one decreases the rate of metabolic processing of the other within a system of interest
    • increases metabolic processing of - holds between two chemical entities where the action or effect of one increases the rate of metabolic processing of the other within a system of interest
    • metabolic processing decreased by
    • metabolic processing increased by
  • affects molecular modification of - holds between two chemical entities where the action or effect of one leads changes in the molecular modification(s) of the other (e.g. via post-translational modifications of proteins such as the addition of phosphoryl group, or via redox reaction that adds or subtracts electrons)
    • decreases molecular modification of - holds between two chemical entities where the action or effect of one leads to decreased molecular modification(s) of the other (e.g. via post-translational modifications of proteins such as the addition of phosphoryl group, or via redox reaction that adds or subtracts electrons)
    • increases molecular modification of - holds between two chemical entities where the action or effect of one leads to increased molecular modification(s) of the other (e.g. via post-translational modifications of proteins such as the addition of phosphoryl group, or via redox reaction that adds or subtracts electrons)
    • molecular modification decreased by
    • molecular modification increased by
  • affects mutation rate of - holds between a chemical entity and a nucleic acid entity where the action or effect of the chemical entity impacts the rate of mutation of the nucleic acid entity within a system of interest
    • decreases mutation rate of - holds between a chemical entity and a nucleic acid entity where the action or effect of the chemical entity decreases the rate of mutation of the nucleic acid entity within a system of interest
    • increases mutation rate of - holds between a chemical entity and a nucleic acid entity where the action or effect of the chemical entity increases the rate of mutation of the nucleic acid entity within a system of interest
    • mutation rate decreased by
  • affects response to - holds between two chemical entities where the action or effect of one impacts the susceptibility of a biological entity or system (e.g. an organism, cell, cellular component, macromolecular machine mixin, biological or pathological process) to the other
    • decreases response to - holds between two chemical entities where the action or effect of one decreases the susceptibility of a biological entity or system (e.g. an organism, cell, cellular component, macromolecular machine mixin, biological or pathological process) to the other
    • increases response to - holds between two chemical entities where the action or effect of one increases the susceptibility of a biological entity or system (e.g. an organism, cell, cellular component, macromolecular machine mixin, biological or pathological process) to the other
    • response decreased by
    • response increased by
  • affects secretion of - holds between two chemical entities where the action or effect of one impacts the rate of secretion of the other out of a cell, gland, or organ
    • decreases secretion of - holds between two chemical entities where the action or effect of one decreases the rate of secretion of the other out of a cell, gland, or organ
    • increases secretion of - holds between two chemical entities where the action or effect of one increases the rate of secretion of the other out of a cell, gland, or organ
    • secretion decreased by
    • secretion increased by
  • affects splicing of - holds between a chemical entity and an mRNA where the action or effect of the chemical entity impacts the splicing of the mRNA
    • decreases splicing of - holds between a chemical entity and an mRNA where the action or effect of the chemical entity decreases the proper splicing of the mRNA
    • increases splicing of - holds between a chemical entity and an mRNA where the action or effect of the chemical entity increases the proper splicing of the mRNA
    • splicing decreased by
    • splicing increased by
  • affects stability of - holds between two chemical entities where the action or effect of one impacts the stability of the other within a system of interest
    • decreases stability of - holds between two chemical entities where the action or effect of one decreases the stability of the other within a system of interest
    • increases stability of - holds between two chemical entities where the action or effect of one increases the stability of the other within a system of interest
    • stability decreased by
    • stability increased by
  • affects synthesis of - holds between two chemical entities where the action or effect of one impacts the rate of chemical synthesis of the other
    • decreases synthesis of - holds between two chemical entities where the action or effect of one decreases the rate of chemical synthesis of the other
    • increases synthesis of - holds between two chemical entities where the action or effect of one increases the rate of chemical synthesis of the other
    • synthesis decreased by
    • synthesis increased by
  • affects transport of - holds between two chemical entities where the action or effect of one impacts the rate of transport of the other across some boundary in a system of interest
    • decreases transport of - holds between two chemical entities where the action or effect of one decreases the rate of transport of the other across some boundary in a system of interest
    • increases transport of - holds between two chemical entities where the action or effect of one increases the rate of transport of the other across some boundary in a system of interest
    • transport decreased by
    • transport increased by
  • affects uptake of - holds between two chemical entities where the action or effect of one impacts the rate of uptake of the other into of a cell, gland, or organ
    • decreases uptake of - holds between two chemical entities where the action or effect of one decreases the rate of uptake of the other into of a cell, gland, or organ
    • increases uptake of - holds between two chemical entities where the action or effect of one increases the rate of uptake of the other into of a cell, gland, or organ
    • uptake decreased by
    • uptake increased by
  • ameliorates - A relationship between an entity (e.g. a genotype, genetic variation, chemical, or environmental exposure) and a condition (a phenotype or disease), where the presence of the entity reduces or eliminates some or all aspects of the condition.
    • treats - holds between a therapeutic procedure or chemical entity and a disease or phenotypic feature that it is used to treat
      • approved to treat - holds between a therapeutic procedure or chemical entity and a disease or phenotypic feature for which it is approved for treatment to some level of clinical trial. Note that in terms of REPODB narrow mappings, terms containing ‘suspended’, ‘terminated’ or ‘withdrawn’ should be mapped onto associations using this term for which ‘negated: true’ is asserted.
  • degradation affected by
  • disrupts - describes a relationship where one entity degrades or interferes with the structure, function, or occurrence of another.
  • entity regulates entity
    • entity negatively regulates entity
    • entity positively regulates entity
  • exacerbates - A relationship between an entity (e.g. a chemical, environmental exposure, or some form of genetic variation) and a condition (a phenotype or disease), where the presence of the entity worsens some or all aspects of the condition.
  • expression affected by
    • expression decreased by
    • expression increased by
  • folding affected by
  • localization affected by
  • metabolic processing affected by
  • molecular modification affected by
  • mutation rate affected by
  • process regulates process
    • process negatively regulates process
    • process positively regulates process
  • response affected by
  • secretion affected by
  • splicing affected by
  • stability affected by
  • sythesis affected by
  • transport affected by
  • uptake affected by
• affects abundance of - holds between two chemical entities where the action or effect of one changes the amount of the other within a system of interest
  • abundance decreased by
  • abundance increased by
  • decreases abundance of - holds between two chemical entities where the action or effect of one decreases the amount of the other within a system of interest
  • increases abundance of - holds between two chemical entities where the action or effect of one increases the amount of the other within a system of interest
• affects activity of - holds between two chemical entities where the action or effect of one changes the activity of the other within a system of interest
  • activity decreased by
  • activity increased by
  • decreases activity of - holds between two chemical entities where the action or effect of one decreases the activity of the other within a system of interest
  • increases activity of - holds between two chemical entities where the action or effect of one increases the activity of the other within a system of interest
• affects degradation of - holds between two chemical entities where the action or effect of one impacts the rate of degradation of the other within a system of interest, where chemical degradation is defined act or process of simplifying or breaking down a molecule into smaller parts, either naturally or artificially (Oxford English Dictionary, UK, 1995)
  • decreases degradation of - holds between two chemical entities where the action or effect of one decreases the rate of degradation of the other within a system of interest
  • degradation decreased by
  • degradation increased by
  • increases degradation of - holds between two chemical entities where the action or effect of one increases the rate of degradation of the other within a system of interest
• affects expression in - Holds between a variant and an anatomical entity where the expression of the variant is located in.
• affects expression of - holds between a chemical entity and a nucleic acid entity where the action or effect of one changes the level of expression of the other within a system of interest
  • decreases expression of - holds between two chemical entities where the action or effect of one decreases the level of expression of the other within a system of interest
  • increases expression of - holds between two chemical entities where the action or effect of one increases the level of expression of the other within a system of interest
• affects folding of - holds between two chemical entities where the action or effect of one changes the rate or quality of folding of the other
  • decreases folding of - holds between a chemical entity and a nucleic acid entity where the action or effect of one decreases the rate or quality of folding of the other
  • folding decreased by
  • folding increased by
  • increases folding of - holds between two chemical entities where the action or effect of one increases the rate or quality of folding of the other
• affects localization of - holds between two chemical entities where the action or effect of one changes the localization of the other within a system of interest
  • decreases localization of - holds between two chemical entities where the action or effect of one decreases the proper localization of the other within a system of interest
  • increases localization of - holds between two chemical entities where the action or effect of one increases the proper localization of the other within a system of interest
  • localization decreased by
  • localization increased by
• affects metabolic processing of - holds between two chemical entities where the action or effect of one impacts the metabolic processing of the other within a system of interest
  • decreases metabolic processing of - holds between two chemical entities where the action or effect of one decreases the rate of metabolic processing of the other within a system of interest
  • increases metabolic processing of - holds between two chemical entities where the action or effect of one increases the rate of metabolic processing of the other within a system of interest
  • metabolic processing decreased by
  • metabolic processing increased by
• affects molecular modification of - holds between two chemical entities where the action or effect of one leads changes in the molecular modification(s) of the other (e.g. via post-translational modifications of proteins such as the addition of phosphoryl group, or via redox reaction that adds or subtracts electrons)
  • decreases molecular modification of - holds between two chemical entities where the action or effect of one leads to decreased molecular modification(s) of the other (e.g. via post-translational modifications of proteins such as the addition of phosphoryl group, or via redox reaction that adds or subtracts electrons)
  • increases molecular modification of - holds between two chemical entities where the action or effect of one leads to increased molecular modification(s) of the other (e.g. via post-translational modifications of proteins such as the addition of phosphoryl group, or via redox reaction that adds or subtracts electrons)
  • molecular modification decreased by
  • molecular modification increased by
• affects mutation rate of - holds between a chemical entity and a nucleic acid entity where the action or effect of the chemical entity impacts the rate of mutation of the nucleic acid entity within a system of interest
  • decreases mutation rate of - holds between a chemical entity and a nucleic acid entity where the action or effect of the chemical entity decreases the rate of mutation of the nucleic acid entity within a system of interest
  • increases mutation rate of - holds between a chemical entity and a nucleic acid entity where the action or effect of the chemical entity increases the rate of mutation of the nucleic acid entity within a system of interest
  • mutation rate decreased by
• affects response to - holds between two chemical entities where the action or effect of one impacts the susceptibility of a biological entity or system (e.g. an organism, cell, cellular component, macromolecular machine mixin, biological or pathological process) to the other
  • decreases response to - holds between two chemical entities where the action or effect of one decreases the susceptibility of a biological entity or system (e.g. an organism, cell, cellular component, macromolecular machine mixin, biological or pathological process) to the other
  • increases response to - holds between two chemical entities where the action or effect of one increases the susceptibility of a biological entity or system (e.g. an organism, cell, cellular component, macromolecular machine mixin, biological or pathological process) to the other
  • response decreased by
  • response increased by
• affects risk for - holds between two entities where exposure to one entity alters the chance of developing the other
  • predisposes - holds between two entities where exposure to one entity increases the chance of developing the other
  • prevents - holds between an entity whose application or use reduces the likelihood of a potential outcome. Typically used to associate a chemical entity, exposure, activity, or medical intervention that can prevent the onset a disease or phenotypic feature.
• affects secretion of - holds between two chemical entities where the action or effect of one impacts the rate of secretion of the other out of a cell, gland, or organ
  • decreases secretion of - holds between two chemical entities where the action or effect of one decreases the rate of secretion of the other out of a cell, gland, or organ
  • increases secretion of - holds between two chemical entities where the action or effect of one increases the rate of secretion of the other out of a cell, gland, or organ
  • secretion decreased by
  • secretion increased by
• affects splicing of - holds between a chemical entity and an mRNA where the action or effect of the chemical entity impacts the splicing of the mRNA
  • decreases splicing of - holds between a chemical entity and an mRNA where the action or effect of the chemical entity decreases the proper splicing of the mRNA
  • increases splicing of - holds between a chemical entity and an mRNA where the action or effect of the chemical entity increases the proper splicing of the mRNA
  • splicing decreased by
  • splicing increased by
• affects stability of - holds between two chemical entities where the action or effect of one impacts the stability of the other within a system of interest
  • decreases stability of - holds between two chemical entities where the action or effect of one decreases the stability of the other within a system of interest
  • increases stability of - holds between two chemical entities where the action or effect of one increases the stability of the other within a system of interest
  • stability decreased by
  • stability increased by
• affects synthesis of - holds between two chemical entities where the action or effect of one impacts the rate of chemical synthesis of the other
  • decreases synthesis of - holds between two chemical entities where the action or effect of one decreases the rate of chemical synthesis of the other
  • increases synthesis of - holds between two chemical entities where the action or effect of one increases the rate of chemical synthesis of the other
  • synthesis decreased by
  • synthesis increased by
• affects transport of - holds between two chemical entities where the action or effect of one impacts the rate of transport of the other across some boundary in a system of interest
  • decreases transport of - holds between two chemical entities where the action or effect of one decreases the rate of transport of the other across some boundary in a system of interest
  • increases transport of - holds between two chemical entities where the action or effect of one increases the rate of transport of the other across some boundary in a system of interest
  • transport decreased by
  • transport increased by
• affects uptake of - holds between two chemical entities where the action or effect of one impacts the rate of uptake of the other into of a cell, gland, or organ
  • decreases uptake of - holds between two chemical entities where the action or effect of one decreases the rate of uptake of the other into of a cell, gland, or organ
  • increases uptake of - holds between two chemical entities where the action or effect of one increases the rate of uptake of the other into of a cell, gland, or organ
  • uptake decreased by
  • uptake increased by
• ameliorates - A relationship between an entity (e.g. a genotype, genetic variation, chemical, or environmental exposure) and a condition (a phenotype or disease), where the presence of the entity reduces or eliminates some or all aspects of the condition.
  • treats - holds between a therapeutic procedure or chemical entity and a disease or phenotypic feature that it is used to treat
    • approved to treat - holds between a therapeutic procedure or chemical entity and a disease or phenotypic feature for which it is approved for treatment to some level of clinical trial. Note that in terms of REPODB narrow mappings, terms containing ‘suspended’, ‘terminated’ or ‘withdrawn’ should be mapped onto associations using this term for which ‘negated: true’ is asserted.
• approved for treatment by - holds between a disease or phenotypic feature and a therapeutic process or chemical entity that is approved for treatment of the condition (or not, if negated) to some level of clinical trial
• approved to treat - holds between a therapeutic procedure or chemical entity and a disease or phenotypic feature for which it is approved for treatment to some level of clinical trial. Note that in terms of REPODB narrow mappings, terms containing ‘suspended’, ‘terminated’ or ‘withdrawn’ should be mapped onto associations using this term for which ‘negated: true’ is asserted.
• author - an instance of one (co-)creator primarily responsible for a written work
• biomarker for - holds between a measurable chemical entity and a disease or phenotypic feature, where the entity is used as an indicator of the presence or state of the disease or feature.
• broad match - a list of terms from different schemas or terminology systems that have a broader, more general meaning. Broader terms are typically shown as parents in a hierarchy or tree.
• capable of - holds between a physical entity and process or function, where the continuant alone has the ability to carry out the process or function.
• catalyzes
• caused by - holds between two entities where the occurrence, existence, or activity of one is caused by the occurrence or generation of the other
• causes - holds between two entities where the occurrence, existence, or activity of one causes the occurrence or generation of the other
  • adverse event caused by
  • causes adverse event - holds between a drug and a disease or phenotype that can be caused by the drug
• causes adverse event - holds between a drug and a disease or phenotype that can be caused by the drug
• chemically interacts with
• chemically similar to - holds between one small molecule entity and another that it approximates for purposes of scientific study, in virtue of its exhibiting similar features of the studied entity.
• close match - a list of terms from different schemas or terminology systems that have a semantically similar but not strictly equivalent, broader, or narrower meaning. Such terms often describe the same general concept from different ontological perspectives (e.g. drug as a type of chemical entity versus drug as a type of role borne by a chemical entity).
  • exact match - holds between two entities that have strictly equivalent meanings, with a high degree of confidence
    • same as - holds between two entities that are considered equivalent to each other
• coexists with - holds between two entities that are co-located in the same aggregate object, process, or spatio-temporal region
  • colocalizes with - holds between two entities that are observed to be located in the same place.
  • in cell population with - holds between two genes or gene products that are expressed in the same cell type or population
  • in complex with - holds between two genes or gene products that are part of (or code for products that are part of) in the same macromolecular complex mixin
  • in pathway with - holds between two genes or gene products that are part of in the same biological pathway
• coexpressed with - holds between any two genes or gene products, in which both are generally expressed within a single defined experimental context.
• colocalizes with - holds between two entities that are observed to be located in the same place.
• completed by
• condition associated with gene - holds between a gene and a disease or phenotypic feature that may be influenced, contribute to, or be correlated with the gene or its alleles/products
• consumes
• contraindicated for - Holds between a drug and a disease or phenotype, such that a person with that disease should not be treated with the drug.
• contributes to - holds between two entities where the occurrence, existence, or activity of one causes or contributes to the occurrence or generation of the other
  • causes - holds between two entities where the occurrence, existence, or activity of one causes the occurrence or generation of the other
    • adverse event caused by
    • causes adverse event - holds between a drug and a disease or phenotype that can be caused by the drug
• contribution from
• contributor
  • author - an instance of one (co-)creator primarily responsible for a written work
  • editor - editor of a compiled work such as a book or a periodical (newspaper or an academic journal). Note that in the case of publications which have a containing “published in” node property, the editor association may not be attached directly to the embedded child publication, but only made in between the parent’s publication node and the editorial agent of the encompassing publication (e.g. only from the Book referenced by the ‘published_in’ property of a book chapter Publication node).
  • provider - person, group, organization or project that provides a piece of information (e.g. a knowledge association).
  • publisher - organization or person responsible for publishing books, periodicals, podcasts, games or software. Note that in the case of publications which have a containing “published in” node property, the publisher association may not be attached directly to the embedded child publication, but only made in between the parent’s publication node and the publisher agent of the encompassing publication (e.g. only from the Journal referenced by the ‘published_in’ property of an journal article Publication node).
• correlated with - holds between any two named thing entities. For example, correlated_with holds between a disease or phenotypic feature and a measurable molecular entity that is used as an indicator of the presence or state of the disease or feature.
  • biomarker for - holds between a measurable chemical entity and a disease or phenotypic feature, where the entity is used as an indicator of the presence or state of the disease or feature.
  • coexpressed with - holds between any two genes or gene products, in which both are generally expressed within a single defined experimental context.
  • has biomarker - holds between a disease or phenotypic feature and a measurable chemical entity that is used as an indicator of the presence or state of the disease or feature. # metabolite
  • negatively correlated with - holds between any two named thing entities “correlated with” one another in a negative manner.
  • positively correlated with - holds between any two named thing entities “correlated with” one another in a positive manner.
• decreased amount in
• decreases abundance of - holds between two chemical entities where the action or effect of one decreases the amount of the other within a system of interest
• decreases activity of - holds between two chemical entities where the action or effect of one decreases the activity of the other within a system of interest
• decreases degradation of - holds between two chemical entities where the action or effect of one decreases the rate of degradation of the other within a system of interest
• decreases expression of - holds between two chemical entities where the action or effect of one decreases the level of expression of the other within a system of interest
• decreases folding of - holds between a chemical entity and a nucleic acid entity where the action or effect of one decreases the rate or quality of folding of the other
• decreases localization of - holds between two chemical entities where the action or effect of one decreases the proper localization of the other within a system of interest
• decreases metabolic processing of - holds between two chemical entities where the action or effect of one decreases the rate of metabolic processing of the other within a system of interest
• decreases molecular interaction - indicates that the source decreases the molecular interaction between the target and some other chemical entity
• decreases molecular modification of - holds between two chemical entities where the action or effect of one leads to decreased molecular modification(s) of the other (e.g. via post-translational modifications of proteins such as the addition of phosphoryl group, or via redox reaction that adds or subtracts electrons)
• decreases mutation rate of - holds between a chemical entity and a nucleic acid entity where the action or effect of the chemical entity decreases the rate of mutation of the nucleic acid entity within a system of interest
• decreases response to - holds between two chemical entities where the action or effect of one decreases the susceptibility of a biological entity or system (e.g. an organism, cell, cellular component, macromolecular machine mixin, biological or pathological process) to the other
• decreases secretion of - holds between two chemical entities where the action or effect of one decreases the rate of secretion of the other out of a cell, gland, or organ
• decreases splicing of - holds between a chemical entity and an mRNA where the action or effect of the chemical entity decreases the proper splicing of the mRNA
• decreases stability of - holds between two chemical entities where the action or effect of one decreases the stability of the other within a system of interest
• decreases synthesis of - holds between two chemical entities where the action or effect of one decreases the rate of chemical synthesis of the other
• decreases transport of - holds between two chemical entities where the action or effect of one decreases the rate of transport of the other across some boundary in a system of interest
• decreases uptake of - holds between two chemical entities where the action or effect of one decreases the rate of uptake of the other into of a cell, gland, or organ
• degradation affected by
• degradation decreased by
• degradation increased by
• derives from - holds between two distinct material entities, the new entity and the old entity, in which the new entity begins to exist when the old entity ceases to exist, and the new entity inherits the significant portion of the matter of the old entity
  • is metabolite of - holds between two molecular entities in which the first one is derived from the second one as a product of metabolism
• derives into - holds between two distinct material entities, the old entity and the new entity, in which the new entity begins to exist when the old entity ceases to exist, and the new entity inherits the significant portion of the matter of the old entity
  • has metabolite - holds between two molecular entities in which the second one is derived from the first one as a product of metabolism
• develops from
• develops into
• directly interacts with - Holds between chemical entities that physically and directly interact with each other
• disease has basis in - A relation that holds between a disease and an entity where the state of the entity has contribution to the disease.
• disrupted by - describes a relationship where the structure, function, or occurrence of one entity is degraded or interfered with by another.
• disrupts - describes a relationship where one entity degrades or interferes with the structure, function, or occurrence of another.
• editor - editor of a compiled work such as a book or a periodical (newspaper or an academic journal). Note that in the case of publications which have a containing “published in” node property, the editor association may not be attached directly to the embedded child publication, but only made in between the parent’s publication node and the editorial agent of the encompassing publication (e.g. only from the Book referenced by the ‘published_in’ property of a book chapter Publication node).
• enabled by - holds between a process and a physical entity, where the physical entity executes the process
• enables - holds between a physical entity and a process, where the physical entity executes the process
• entity negatively regulated by entity
• entity negatively regulates entity
• entity positively regulated by entity
• entity positively regulates entity
• entity regulated by entity
  • entity negatively regulated by entity
  • entity positively regulated by entity
• entity regulates entity
  • entity negatively regulates entity
  • entity positively regulates entity
• exacerbates - A relationship between an entity (e.g. a chemical, environmental exposure, or some form of genetic variation) and a condition (a phenotype or disease), where the presence of the entity worsens some or all aspects of the condition.
• exact match - holds between two entities that have strictly equivalent meanings, with a high degree of confidence
  • same as - holds between two entities that are considered equivalent to each other
• expressed in - holds between a gene or gene product and an anatomical entity in which it is expressed
• expresses - holds between an anatomical entity and gene or gene product that is expressed there
• expression affected by
  • expression decreased by
  • expression increased by
• expression decreased by
• expression increased by
• folding affected by
• folding decreased by
• folding increased by
• food component of - holds between a one or more chemical entities present in food, irrespective of nutritional value (i.e. could also be a contaminant or additive)
  • nutrient of
• gene associated with condition - holds between a gene and a disease or phenotypic feature that the gene or its alleles/products may influence, contribute to, or correlate with
• gene product of - definition x has gene product of y if and only if y is a gene (SO:0000704) that participates in some gene expression process (GO:0010467) where the output of thatf process is either y or something that is ribosomally translated from x
• genetic association - Co-occurrence of a certain allele of a genetic marker and the phenotype of interest in the same individuals at above-chance level
  • condition associated with gene - holds between a gene and a disease or phenotypic feature that may be influenced, contribute to, or be correlated with the gene or its alleles/products
  • gene associated with condition - holds between a gene and a disease or phenotypic feature that the gene or its alleles/products may influence, contribute to, or correlate with
• genetically interacts with - holds between two genes whose phenotypic effects are dependent on each other in some way - such that their combined phenotypic effects are the result of some interaction between the activity of their gene products. Examples include epistasis and synthetic lethality.
• has active ingredient - holds between a drug and a molecular entity in which the latter is a part of the former, and is a biologically active component
• has biomarker - holds between a disease or phenotypic feature and a measurable chemical entity that is used as an indicator of the presence or state of the disease or feature. # metabolite
• has completed - holds between an entity and a process that the entity is capable of and has completed
• has contraindication
• has decreased amount
• has excipient - holds between a drug and a molecular entities in which the latter is a part of the former, and is a biologically inactive component
• has food component - holds between food and one or more chemical entities composing it, irrespective of nutritional value (i.e. could also be a contaminant or additive)
  • has nutrient - one or more nutrients which are growth factors for a living organism
• has frameshift variant
• has gene product - holds between a gene and a transcribed and/or translated product generated from it
• has increased amount
• has input - holds between a process and a continuant, where the continuant is an input into the process
  • consumes
• has manifestation
• has metabolite - holds between two molecular entities in which the second one is derived from the first one as a product of metabolism
• has missense variant
• has molecular consequence - connects a sequence variant to a class describing the molecular consequence. E.g. SO:0001583
• has nearby variant
• has negative upstream actor
• has negative upstream or within actor
• has non coding variant
• has nonsense variant
• has not completed - holds between an entity and a process that the entity is capable of, but has not completed
• has nutrient - one or more nutrients which are growth factors for a living organism
• has output - holds between a process and a continuant, where the continuant is an output of the process
• has part - holds between wholes and their parts (material entities or processes)
  • has active ingredient - holds between a drug and a molecular entity in which the latter is a part of the former, and is a biologically active component
  • has excipient - holds between a drug and a molecular entities in which the latter is a part of the former, and is a biologically inactive component
  • has food component - holds between food and one or more chemical entities composing it, irrespective of nutritional value (i.e. could also be a contaminant or additive)
    • has nutrient - one or more nutrients which are growth factors for a living organism
  • has variant part - holds between a nucleic acid entity and a nucleic acid entity that is a sub-component of it
• has participant - holds between a process and a continuant, where the continuant is somehow involved in the process
  • catalyzes
  • enabled by - holds between a process and a physical entity, where the physical entity executes the process
  • has input - holds between a process and a continuant, where the continuant is an input into the process
    • consumes
  • has output - holds between a process and a continuant, where the continuant is an output of the process
  • has substrate
  • is input of
  • is output of
• has phenotype - holds between a biological entity and a phenotype, where a phenotype is construed broadly as any kind of quality of an organism part, a collection of these qualities, or a change in quality or qualities (e.g. abnormally increased temperature).
• has positive upstream actor
• has positive upstream or within actor
• has real world evidence of association with - this suggests the person has the disease in combination with other triples that use this predicate
• has sequence location - holds between two nucleic acid entities when the subject can be localized in sequence coordinates on the object. For example, between an exon and a chromosome/contig.
• has sequence variant
• has splice site variant
• has substrate
• has synonymous variant
• has upstream actor
  • has negative upstream actor
  • has positive upstream actor
  • has upstream or within actor
    • has negative upstream or within actor
    • has positive upstream or within actor
• has upstream or within actor
  • has negative upstream or within actor
  • has positive upstream or within actor
• has variant part - holds between a nucleic acid entity and a nucleic acid entity that is a sub-component of it
• homologous to - holds between two biological entities that have common evolutionary origin
  • orthologous to - a homology relationship between entities (typically genes) that diverged after a speciation event.
  • paralogous to - a homology relationship that holds between entities (typically genes) that diverged after a duplication event.
  • xenologous to - a homology relationship characterized by an interspecies (horizontal) transfer since the common ancestor.
• in cell population with - holds between two genes or gene products that are expressed in the same cell type or population
• in complex with - holds between two genes or gene products that are part of (or code for products that are part of) in the same macromolecular complex mixin
• in linkage disequilibrium with - holds between two sequence variants, the presence of which are correlated in a population
• in pathway with - holds between two genes or gene products that are part of in the same biological pathway
• in taxon - connects an entity to its taxonomic classification. Only certain kinds of entities can be taxonomically classified; see ‘thing with taxon’
• increased amount of
• increases abundance of - holds between two chemical entities where the action or effect of one increases the amount of the other within a system of interest
• increases activity of - holds between two chemical entities where the action or effect of one increases the activity of the other within a system of interest
• increases degradation of - holds between two chemical entities where the action or effect of one increases the rate of degradation of the other within a system of interest
• increases expression of - holds between two chemical entities where the action or effect of one increases the level of expression of the other within a system of interest
• increases folding of - holds between two chemical entities where the action or effect of one increases the rate or quality of folding of the other
• increases localization of - holds between two chemical entities where the action or effect of one increases the proper localization of the other within a system of interest
• increases metabolic processing of - holds between two chemical entities where the action or effect of one increases the rate of metabolic processing of the other within a system of interest
• increases molecular interaction - indicates that the source increases the molecular interaction between the target and some other chemical entity
• increases molecular modification of - holds between two chemical entities where the action or effect of one leads to increased molecular modification(s) of the other (e.g. via post-translational modifications of proteins such as the addition of phosphoryl group, or via redox reaction that adds or subtracts electrons)
• increases mutation rate of - holds between a chemical entity and a nucleic acid entity where the action or effect of the chemical entity increases the rate of mutation of the nucleic acid entity within a system of interest
• increases response to - holds between two chemical entities where the action or effect of one increases the susceptibility of a biological entity or system (e.g. an organism, cell, cellular component, macromolecular machine mixin, biological or pathological process) to the other
• increases secretion of - holds between two chemical entities where the action or effect of one increases the rate of secretion of the other out of a cell, gland, or organ
• increases splicing of - holds between a chemical entity and an mRNA where the action or effect of the chemical entity increases the proper splicing of the mRNA
• increases stability of - holds between two chemical entities where the action or effect of one increases the stability of the other within a system of interest
• increases synthesis of - holds between two chemical entities where the action or effect of one increases the rate of chemical synthesis of the other
• increases transport of - holds between two chemical entities where the action or effect of one increases the rate of transport of the other across some boundary in a system of interest
• increases uptake of - holds between two chemical entities where the action or effect of one increases the rate of uptake of the other into of a cell, gland, or organ
• interacts with - holds between any two entities that directly or indirectly interact with each other
  • directly interacts with - Holds between chemical entities that physically and directly interact with each other
  • genetically interacts with - holds between two genes whose phenotypic effects are dependent on each other in some way - such that their combined phenotypic effects are the result of some interaction between the activity of their gene products. Examples include epistasis and synthetic lethality.
  • physically interacts with - holds between two entities that make physical contact as part of some interaction
    • chemically interacts with
    • molecularly interacts with
      • decreases molecular interaction - indicates that the source decreases the molecular interaction between the target and some other chemical entity
      • increases molecular interaction - indicates that the source increases the molecular interaction between the target and some other chemical entity
      • molecular interaction decreased by
      • molecular interaction increased by
• is active ingredient of - holds between a molecular entity and a drug, in which the former is a part of the latter, and is a biologically active component
• is catalyst of
• is excipient of - holds between a molecular entity and a drug in which the former is a part of the latter, and is a biologically inactive component
• is frameshift variant of - holds between a sequence variant and a gene, such the sequence variant causes a disruption of the translational reading frame, because the number of nucleotides inserted or deleted is not a multiple of three.
• is input of
• is metabolite of - holds between two molecular entities in which the first one is derived from the second one as a product of metabolism
• is missense variant of - holds between a gene and a sequence variant, such the sequence variant results in a different amino acid sequence but where the length is preserved.
• is molecular consequence of
• is nearby variant of - holds between a sequence variant and a gene sequence that the variant is genomically close to.
• is non coding variant of - holds between a sequence variant and a gene, where the variant does not affect the coding sequence
• is nonsense variant of - holds between a sequence variant and a gene, such the sequence variant results in a premature stop codon
• is output of
• is sequence variant of - holds between a sequence variant and a nucleic acid entity
  • has frameshift variant
  • has missense variant
  • has nearby variant
  • has non coding variant
  • has nonsense variant
  • has splice site variant
  • has synonymous variant
  • is frameshift variant of - holds between a sequence variant and a gene, such the sequence variant causes a disruption of the translational reading frame, because the number of nucleotides inserted or deleted is not a multiple of three.
  • is missense variant of - holds between a gene and a sequence variant, such the sequence variant results in a different amino acid sequence but where the length is preserved.
  • is nearby variant of - holds between a sequence variant and a gene sequence that the variant is genomically close to.
  • is non coding variant of - holds between a sequence variant and a gene, where the variant does not affect the coding sequence
  • is nonsense variant of - holds between a sequence variant and a gene, such the sequence variant results in a premature stop codon
  • is splice site variant of - holds between a sequence variant and a gene, such the sequence variant is in the canonical splice site of one of the gene’s exons.
  • is synonymous variant of - holds between a sequence variant and a gene, such the sequence variant is in the coding sequence of the gene, but results in the same amino acid sequence
• is splice site variant of - holds between a sequence variant and a gene, such the sequence variant is in the canonical splice site of one of the gene’s exons.
• is substrate of
• is synonymous variant of - holds between a sequence variant and a gene, such the sequence variant is in the coding sequence of the gene, but results in the same amino acid sequence
• lacks part
• localization affected by
• localization decreased by
• localization increased by
• located in - holds between a material entity and a material entity or site within which it is located (but of which it is not considered a part)
• location of - holds between material entity or site and a material entity that is located within it (but not considered a part of it)
• manifestation of - that part of a phenomenon which is directly observable or visibly expressed, or which gives evidence to the underlying process; used in SemMedDB for linking things like dysfunctions and processes to some disease or syndrome
• mentions - refers to is a relation between one information content entity and the named thing that it makes reference to.
• metabolic processing affected by
• metabolic processing decreased by
• metabolic processing increased by
• missing from
• model of - holds between a thing and some other thing it approximates for purposes of scientific study, in virtue of its exhibiting similar features of the studied entity.
• models
• molecular interaction decreased by
• molecular interaction increased by
• molecular modification affected by
• molecular modification decreased by
• molecular modification increased by
• molecularly interacts with
  • decreases molecular interaction - indicates that the source decreases the molecular interaction between the target and some other chemical entity
  • increases molecular interaction - indicates that the source increases the molecular interaction between the target and some other chemical entity
  • molecular interaction decreased by
  • molecular interaction increased by
• mutation rate affected by
• mutation rate decreased by
• narrow match - a list of terms from different schemas or terminology systems that have a narrower, more specific meaning. Narrower terms are typically shown as children in a hierarchy or tree.
• negatively correlated with - holds between any two named thing entities “correlated with” one another in a negative manner.
• not completed by
• nutrient of
• occurs in - holds between a process and a material entity or site within which the process occurs
• opposite of - x is the opposite of y if there exists some distance metric M, and there exists no z such as M(x,z) <= M(x,y) or M(y,z) <= M(y,x). (This description is from RO. Needs to be rephrased).
• orthologous to - a homology relationship between entities (typically genes) that diverged after a speciation event.
• overlaps - holds between entities that overlap in their extents (materials or processes)
  • has part - holds between wholes and their parts (material entities or processes)
    • has active ingredient - holds between a drug and a molecular entity in which the latter is a part of the former, and is a biologically active component
    • has excipient - holds between a drug and a molecular entities in which the latter is a part of the former, and is a biologically inactive component
    • has food component - holds between food and one or more chemical entities composing it, irrespective of nutritional value (i.e. could also be a contaminant or additive)
      • has nutrient - one or more nutrients which are growth factors for a living organism
    • has variant part - holds between a nucleic acid entity and a nucleic acid entity that is a sub-component of it
  • part of - holds between parts and wholes (material entities or processes)
    • food component of - holds between a one or more chemical entities present in food, irrespective of nutritional value (i.e. could also be a contaminant or additive)
      • nutrient of
    • is active ingredient of - holds between a molecular entity and a drug, in which the former is a part of the latter, and is a biologically active component
    • is excipient of - holds between a molecular entity and a drug in which the former is a part of the latter, and is a biologically inactive component
    • variant part of
• paralogous to - a homology relationship that holds between entities (typically genes) that diverged after a duplication event.
• part of - holds between parts and wholes (material entities or processes)
  • food component of - holds between a one or more chemical entities present in food, irrespective of nutritional value (i.e. could also be a contaminant or additive)
    • nutrient of
  • is active ingredient of - holds between a molecular entity and a drug, in which the former is a part of the latter, and is a biologically active component
  • is excipient of - holds between a molecular entity and a drug in which the former is a part of the latter, and is a biologically inactive component
  • variant part of
• participates in - holds between a continuant and a process, where the continuant is somehow involved in the process
  • actively involved in - holds between a continuant and a process or function, where the continuant actively contributes to part or all of the process or function it realizes
    • capable of - holds between a physical entity and process or function, where the continuant alone has the ability to carry out the process or function.
  • actively involves
  • enables - holds between a physical entity and a process, where the physical entity executes the process
  • is catalyst of
  • is substrate of
• phenotype of - holds between a phenotype and a biological entity, where a phenotype is construed broadly as any kind of quality of an organism part, a collection of these qualities, or a change in quality or qualities (e.g. abnormally increased temperature).
• physically interacts with - holds between two entities that make physical contact as part of some interaction
  • chemically interacts with
  • molecularly interacts with
    • decreases molecular interaction - indicates that the source decreases the molecular interaction between the target and some other chemical entity
    • increases molecular interaction - indicates that the source increases the molecular interaction between the target and some other chemical entity
    • molecular interaction decreased by
    • molecular interaction increased by
• positively correlated with - holds between any two named thing entities “correlated with” one another in a positive manner.
• preceded by - holds between two processes, where the other is completed before the one begins
• precedes - holds between two processes, where one completes before the other begins
• predisposes - holds between two entities where exposure to one entity increases the chance of developing the other
• prevented by - holds between a potential outcome of which the likelihood was reduced by the application or use of an entity.
• prevents - holds between an entity whose application or use reduces the likelihood of a potential outcome. Typically used to associate a chemical entity, exposure, activity, or medical intervention that can prevent the onset a disease or phenotypic feature.
• process negatively regulated by process
• process negatively regulates process
• process positively regulated by process
• process positively regulates process
• process regulated by process
  • process negatively regulated by process
  • process positively regulated by process
• process regulates process
  • process negatively regulates process
  • process positively regulates process
• produced by
• produces - holds between a material entity and a product that is generated through the intentional actions or functioning of the material entity
• provider - person, group, organization or project that provides a piece of information (e.g. a knowledge association).
• publisher - organization or person responsible for publishing books, periodicals, podcasts, games or software. Note that in the case of publications which have a containing “published in” node property, the publisher association may not be attached directly to the embedded child publication, but only made in between the parent’s publication node and the publisher agent of the encompassing publication (e.g. only from the Journal referenced by the ‘published_in’ property of an journal article Publication node).
• related condition
• related to - A relationship that is asserted between two named things
  • active in
  • acts upstream of
    • acts upstream of negative effect
    • acts upstream of or within
    • acts upstream of or within negative effect
    • acts upstream of or within positive effect
    • acts upstream of positive effect
  • affected by - describes an entity of which the state or quality is affected by another existing entity.
    • disrupted by - describes a relationship where the structure, function, or occurrence of one entity is degraded or interfered with by another.
    • entity regulated by entity
      • entity negatively regulated by entity
      • entity positively regulated by entity
    • process regulated by process
      • process negatively regulated by process
      • process positively regulated by process
  • affects - describes an entity that has a direct affect on the state or quality of another existing entity. Use of the ‘affects’ predicate implies that the affected entity already exists, unlike predicates such as ‘affects risk for’ and ‘prevents, where the outcome is something that may or may not come to be.
    • abundance affected by
    • activity affected by - holds between two chemical entities where the action or effect of one is changed by the activity of the other within a system of interest
    • activity affects
    • affects abundance of - holds between two chemical entities where the action or effect of one changes the amount of the other within a system of interest
      • abundance decreased by
      • abundance increased by
      • decreases abundance of - holds between two chemical entities where the action or effect of one decreases the amount of the other within a system of interest
      • increases abundance of - holds between two chemical entities where the action or effect of one increases the amount of the other within a system of interest
    • affects activity of - holds between two chemical entities where the action or effect of one changes the activity of the other within a system of interest
      • activity decreased by
      • activity increased by
      • decreases activity of - holds between two chemical entities where the action or effect of one decreases the activity of the other within a system of interest
      • increases activity of - holds between two chemical entities where the action or effect of one increases the activity of the other within a system of interest
    • affects degradation of - holds between two chemical entities where the action or effect of one impacts the rate of degradation of the other within a system of interest, where chemical degradation is defined act or process of simplifying or breaking down a molecule into smaller parts, either naturally or artificially (Oxford English Dictionary, UK, 1995)
      • decreases degradation of - holds between two chemical entities where the action or effect of one decreases the rate of degradation of the other within a system of interest
      • degradation decreased by
      • degradation increased by
      • increases degradation of - holds between two chemical entities where the action or effect of one increases the rate of degradation of the other within a system of interest
    • affects expression in - Holds between a variant and an anatomical entity where the expression of the variant is located in.
    • affects expression of - holds between a chemical entity and a nucleic acid entity where the action or effect of one changes the level of expression of the other within a system of interest
      • decreases expression of - holds between two chemical entities where the action or effect of one decreases the level of expression of the other within a system of interest
      • increases expression of - holds between two chemical entities where the action or effect of one increases the level of expression of the other within a system of interest
    • affects folding of - holds between two chemical entities where the action or effect of one changes the rate or quality of folding of the other
      • decreases folding of - holds between a chemical entity and a nucleic acid entity where the action or effect of one decreases the rate or quality of folding of the other
      • folding decreased by
      • folding increased by
      • increases folding of - holds between two chemical entities where the action or effect of one increases the rate or quality of folding of the other
    • affects localization of - holds between two chemical entities where the action or effect of one changes the localization of the other within a system of interest
      • decreases localization of - holds between two chemical entities where the action or effect of one decreases the proper localization of the other within a system of interest
      • increases localization of - holds between two chemical entities where the action or effect of one increases the proper localization of the other within a system of interest
      • localization decreased by
      • localization increased by
    • affects metabolic processing of - holds between two chemical entities where the action or effect of one impacts the metabolic processing of the other within a system of interest
      • decreases metabolic processing of - holds between two chemical entities where the action or effect of one decreases the rate of metabolic processing of the other within a system of interest
      • increases metabolic processing of - holds between two chemical entities where the action or effect of one increases the rate of metabolic processing of the other within a system of interest
      • metabolic processing decreased by
      • metabolic processing increased by
    • affects molecular modification of - holds between two chemical entities where the action or effect of one leads changes in the molecular modification(s) of the other (e.g. via post-translational modifications of proteins such as the addition of phosphoryl group, or via redox reaction that adds or subtracts electrons)
      • decreases molecular modification of - holds between two chemical entities where the action or effect of one leads to decreased molecular modification(s) of the other (e.g. via post-translational modifications of proteins such as the addition of phosphoryl group, or via redox reaction that adds or subtracts electrons)
      • increases molecular modification of - holds between two chemical entities where the action or effect of one leads to increased molecular modification(s) of the other (e.g. via post-translational modifications of proteins such as the addition of phosphoryl group, or via redox reaction that adds or subtracts electrons)
      • molecular modification decreased by
      • molecular modification increased by
    • affects mutation rate of - holds between a chemical entity and a nucleic acid entity where the action or effect of the chemical entity impacts the rate of mutation of the nucleic acid entity within a system of interest
      • decreases mutation rate of - holds between a chemical entity and a nucleic acid entity where the action or effect of the chemical entity decreases the rate of mutation of the nucleic acid entity within a system of interest
      • increases mutation rate of - holds between a chemical entity and a nucleic acid entity where the action or effect of the chemical entity increases the rate of mutation of the nucleic acid entity within a system of interest
      • mutation rate decreased by
    • affects response to - holds between two chemical entities where the action or effect of one impacts the susceptibility of a biological entity or system (e.g. an organism, cell, cellular component, macromolecular machine mixin, biological or pathological process) to the other
      • decreases response to - holds between two chemical entities where the action or effect of one decreases the susceptibility of a biological entity or system (e.g. an organism, cell, cellular component, macromolecular machine mixin, biological or pathological process) to the other
      • increases response to - holds between two chemical entities where the action or effect of one increases the susceptibility of a biological entity or system (e.g. an organism, cell, cellular component, macromolecular machine mixin, biological or pathological process) to the other
      • response decreased by
      • response increased by
    • affects secretion of - holds between two chemical entities where the action or effect of one impacts the rate of secretion of the other out of a cell, gland, or organ
      • decreases secretion of - holds between two chemical entities where the action or effect of one decreases the rate of secretion of the other out of a cell, gland, or organ
      • increases secretion of - holds between two chemical entities where the action or effect of one increases the rate of secretion of the other out of a cell, gland, or organ
      • secretion decreased by
      • secretion increased by
    • affects splicing of - holds between a chemical entity and an mRNA where the action or effect of the chemical entity impacts the splicing of the mRNA
      • decreases splicing of - holds between a chemical entity and an mRNA where the action or effect of the chemical entity decreases the proper splicing of the mRNA
      • increases splicing of - holds between a chemical entity and an mRNA where the action or effect of the chemical entity increases the proper splicing of the mRNA
      • splicing decreased by
      • splicing increased by
    • affects stability of - holds between two chemical entities where the action or effect of one impacts the stability of the other within a system of interest
      • decreases stability of - holds between two chemical entities where the action or effect of one decreases the stability of the other within a system of interest
      • increases stability of - holds between two chemical entities where the action or effect of one increases the stability of the other within a system of interest
      • stability decreased by
      • stability increased by
    • affects synthesis of - holds between two chemical entities where the action or effect of one impacts the rate of chemical synthesis of the other
      • decreases synthesis of - holds between two chemical entities where the action or effect of one decreases the rate of chemical synthesis of the other
      • increases synthesis of - holds between two chemical entities where the action or effect of one increases the rate of chemical synthesis of the other
      • synthesis decreased by
      • synthesis increased by
    • affects transport of - holds between two chemical entities where the action or effect of one impacts the rate of transport of the other across some boundary in a system of interest
      • decreases transport of - holds between two chemical entities where the action or effect of one decreases the rate of transport of the other across some boundary in a system of interest
      • increases transport of - holds between two chemical entities where the action or effect of one increases the rate of transport of the other across some boundary in a system of interest
      • transport decreased by
      • transport increased by
    • affects uptake of - holds between two chemical entities where the action or effect of one impacts the rate of uptake of the other into of a cell, gland, or organ
      • decreases uptake of - holds between two chemical entities where the action or effect of one decreases the rate of uptake of the other into of a cell, gland, or organ
      • increases uptake of - holds between two chemical entities where the action or effect of one increases the rate of uptake of the other into of a cell, gland, or organ
      • uptake decreased by
      • uptake increased by
    • ameliorates - A relationship between an entity (e.g. a genotype, genetic variation, chemical, or environmental exposure) and a condition (a phenotype or disease), where the presence of the entity reduces or eliminates some or all aspects of the condition.
      • treats - holds between a therapeutic procedure or chemical entity and a disease or phenotypic feature that it is used to treat
        • approved to treat - holds between a therapeutic procedure or chemical entity and a disease or phenotypic feature for which it is approved for treatment to some level of clinical trial. Note that in terms of REPODB narrow mappings, terms containing ‘suspended’, ‘terminated’ or ‘withdrawn’ should be mapped onto associations using this term for which ‘negated: true’ is asserted.
    • degradation affected by
    • disrupts - describes a relationship where one entity degrades or interferes with the structure, function, or occurrence of another.
    • entity regulates entity
      • entity negatively regulates entity
      • entity positively regulates entity
    • exacerbates - A relationship between an entity (e.g. a chemical, environmental exposure, or some form of genetic variation) and a condition (a phenotype or disease), where the presence of the entity worsens some or all aspects of the condition.
    • expression affected by
      • expression decreased by
      • expression increased by
    • folding affected by
    • localization affected by
    • metabolic processing affected by
    • molecular modification affected by
    • mutation rate affected by
    • process regulates process
      • process negatively regulates process
      • process positively regulates process
    • response affected by
    • secretion affected by
    • splicing affected by
    • stability affected by
    • sythesis affected by
    • transport affected by
    • uptake affected by
  • affects risk for - holds between two entities where exposure to one entity alters the chance of developing the other
    • predisposes - holds between two entities where exposure to one entity increases the chance of developing the other
    • prevents - holds between an entity whose application or use reduces the likelihood of a potential outcome. Typically used to associate a chemical entity, exposure, activity, or medical intervention that can prevent the onset a disease or phenotypic feature.
  • broad match - a list of terms from different schemas or terminology systems that have a broader, more general meaning. Broader terms are typically shown as parents in a hierarchy or tree.
  • caused by - holds between two entities where the occurrence, existence, or activity of one is caused by the occurrence or generation of the other
  • close match - a list of terms from different schemas or terminology systems that have a semantically similar but not strictly equivalent, broader, or narrower meaning. Such terms often describe the same general concept from different ontological perspectives (e.g. drug as a type of chemical entity versus drug as a type of role borne by a chemical entity).
    • exact match - holds between two entities that have strictly equivalent meanings, with a high degree of confidence
      • same as - holds between two entities that are considered equivalent to each other
  • coexists with - holds between two entities that are co-located in the same aggregate object, process, or spatio-temporal region
    • colocalizes with - holds between two entities that are observed to be located in the same place.
    • in cell population with - holds between two genes or gene products that are expressed in the same cell type or population
    • in complex with - holds between two genes or gene products that are part of (or code for products that are part of) in the same macromolecular complex mixin
    • in pathway with - holds between two genes or gene products that are part of in the same biological pathway
  • completed by
  • contraindicated for - Holds between a drug and a disease or phenotype, such that a person with that disease should not be treated with the drug.
  • contributes to - holds between two entities where the occurrence, existence, or activity of one causes or contributes to the occurrence or generation of the other
    • causes - holds between two entities where the occurrence, existence, or activity of one causes the occurrence or generation of the other
      • adverse event caused by
      • causes adverse event - holds between a drug and a disease or phenotype that can be caused by the drug
  • contribution from
  • contributor
    • author - an instance of one (co-)creator primarily responsible for a written work
    • editor - editor of a compiled work such as a book or a periodical (newspaper or an academic journal). Note that in the case of publications which have a containing “published in” node property, the editor association may not be attached directly to the embedded child publication, but only made in between the parent’s publication node and the editorial agent of the encompassing publication (e.g. only from the Book referenced by the ‘published_in’ property of a book chapter Publication node).
    • provider - person, group, organization or project that provides a piece of information (e.g. a knowledge association).
    • publisher - organization or person responsible for publishing books, periodicals, podcasts, games or software. Note that in the case of publications which have a containing “published in” node property, the publisher association may not be attached directly to the embedded child publication, but only made in between the parent’s publication node and the publisher agent of the encompassing publication (e.g. only from the Journal referenced by the ‘published_in’ property of an journal article Publication node).
  • correlated with - holds between any two named thing entities. For example, correlated_with holds between a disease or phenotypic feature and a measurable molecular entity that is used as an indicator of the presence or state of the disease or feature.
    • biomarker for - holds between a measurable chemical entity and a disease or phenotypic feature, where the entity is used as an indicator of the presence or state of the disease or feature.
    • coexpressed with - holds between any two genes or gene products, in which both are generally expressed within a single defined experimental context.
    • has biomarker - holds between a disease or phenotypic feature and a measurable chemical entity that is used as an indicator of the presence or state of the disease or feature. # metabolite
    • negatively correlated with - holds between any two named thing entities “correlated with” one another in a negative manner.
    • positively correlated with - holds between any two named thing entities “correlated with” one another in a positive manner.
  • decreased amount in
  • derives from - holds between two distinct material entities, the new entity and the old entity, in which the new entity begins to exist when the old entity ceases to exist, and the new entity inherits the significant portion of the matter of the old entity
    • is metabolite of - holds between two molecular entities in which the first one is derived from the second one as a product of metabolism
  • derives into - holds between two distinct material entities, the old entity and the new entity, in which the new entity begins to exist when the old entity ceases to exist, and the new entity inherits the significant portion of the matter of the old entity
    • has metabolite - holds between two molecular entities in which the second one is derived from the first one as a product of metabolism
  • develops from
  • develops into
  • disease has basis in - A relation that holds between a disease and an entity where the state of the entity has contribution to the disease.
  • expressed in - holds between a gene or gene product and an anatomical entity in which it is expressed
  • expresses - holds between an anatomical entity and gene or gene product that is expressed there
  • gene product of - definition x has gene product of y if and only if y is a gene (SO:0000704) that participates in some gene expression process (GO:0010467) where the output of thatf process is either y or something that is ribosomally translated from x
  • genetic association - Co-occurrence of a certain allele of a genetic marker and the phenotype of interest in the same individuals at above-chance level
    • condition associated with gene - holds between a gene and a disease or phenotypic feature that may be influenced, contribute to, or be correlated with the gene or its alleles/products
    • gene associated with condition - holds between a gene and a disease or phenotypic feature that the gene or its alleles/products may influence, contribute to, or correlate with
  • has completed - holds between an entity and a process that the entity is capable of and has completed
  • has contraindication
  • has decreased amount
  • has gene product - holds between a gene and a transcribed and/or translated product generated from it
  • has increased amount
  • has manifestation
  • has molecular consequence - connects a sequence variant to a class describing the molecular consequence. E.g. SO:0001583
  • has not completed - holds between an entity and a process that the entity is capable of, but has not completed
  • has participant - holds between a process and a continuant, where the continuant is somehow involved in the process
    • catalyzes
    • enabled by - holds between a process and a physical entity, where the physical entity executes the process
    • has input - holds between a process and a continuant, where the continuant is an input into the process
      • consumes
    • has output - holds between a process and a continuant, where the continuant is an output of the process
    • has substrate
    • is input of
    • is output of
  • has phenotype - holds between a biological entity and a phenotype, where a phenotype is construed broadly as any kind of quality of an organism part, a collection of these qualities, or a change in quality or qualities (e.g. abnormally increased temperature).
  • has real world evidence of association with - this suggests the person has the disease in combination with other triples that use this predicate
  • has sequence location - holds between two nucleic acid entities when the subject can be localized in sequence coordinates on the object. For example, between an exon and a chromosome/contig.
  • has sequence variant
  • has upstream actor
    • has negative upstream actor
    • has positive upstream actor
    • has upstream or within actor
      • has negative upstream or within actor
      • has positive upstream or within actor
  • in linkage disequilibrium with - holds between two sequence variants, the presence of which are correlated in a population
  • in taxon - connects an entity to its taxonomic classification. Only certain kinds of entities can be taxonomically classified; see ‘thing with taxon’
  • increased amount of
  • interacts with - holds between any two entities that directly or indirectly interact with each other
    • directly interacts with - Holds between chemical entities that physically and directly interact with each other
    • genetically interacts with - holds between two genes whose phenotypic effects are dependent on each other in some way - such that their combined phenotypic effects are the result of some interaction between the activity of their gene products. Examples include epistasis and synthetic lethality.
    • physically interacts with - holds between two entities that make physical contact as part of some interaction
      • chemically interacts with
      • molecularly interacts with
        • decreases molecular interaction - indicates that the source decreases the molecular interaction between the target and some other chemical entity
        • increases molecular interaction - indicates that the source increases the molecular interaction between the target and some other chemical entity
        • molecular interaction decreased by
        • molecular interaction increased by
  • is molecular consequence of
  • is sequence variant of - holds between a sequence variant and a nucleic acid entity
    • has frameshift variant
    • has missense variant
    • has nearby variant
    • has non coding variant
    • has nonsense variant
    • has splice site variant
    • has synonymous variant
    • is frameshift variant of - holds between a sequence variant and a gene, such the sequence variant causes a disruption of the translational reading frame, because the number of nucleotides inserted or deleted is not a multiple of three.
    • is missense variant of - holds between a gene and a sequence variant, such the sequence variant results in a different amino acid sequence but where the length is preserved.
    • is nearby variant of - holds between a sequence variant and a gene sequence that the variant is genomically close to.
    • is non coding variant of - holds between a sequence variant and a gene, where the variant does not affect the coding sequence
    • is nonsense variant of - holds between a sequence variant and a gene, such the sequence variant results in a premature stop codon
    • is splice site variant of - holds between a sequence variant and a gene, such the sequence variant is in the canonical splice site of one of the gene’s exons.
    • is synonymous variant of - holds between a sequence variant and a gene, such the sequence variant is in the coding sequence of the gene, but results in the same amino acid sequence
  • lacks part
  • located in - holds between a material entity and a material entity or site within which it is located (but of which it is not considered a part)
  • location of - holds between material entity or site and a material entity that is located within it (but not considered a part of it)
  • manifestation of - that part of a phenomenon which is directly observable or visibly expressed, or which gives evidence to the underlying process; used in SemMedDB for linking things like dysfunctions and processes to some disease or syndrome
  • mentions - refers to is a relation between one information content entity and the named thing that it makes reference to.
  • missing from
  • model of - holds between a thing and some other thing it approximates for purposes of scientific study, in virtue of its exhibiting similar features of the studied entity.
  • models
  • narrow match - a list of terms from different schemas or terminology systems that have a narrower, more specific meaning. Narrower terms are typically shown as children in a hierarchy or tree.
  • not completed by
  • occurs in - holds between a process and a material entity or site within which the process occurs
  • opposite of - x is the opposite of y if there exists some distance metric M, and there exists no z such as M(x,z) <= M(x,y) or M(y,z) <= M(y,x). (This description is from RO. Needs to be rephrased).
  • overlaps - holds between entities that overlap in their extents (materials or processes)
    • has part - holds between wholes and their parts (material entities or processes)
      • has active ingredient - holds between a drug and a molecular entity in which the latter is a part of the former, and is a biologically active component
      • has excipient - holds between a drug and a molecular entities in which the latter is a part of the former, and is a biologically inactive component
      • has food component - holds between food and one or more chemical entities composing it, irrespective of nutritional value (i.e. could also be a contaminant or additive)
        • has nutrient - one or more nutrients which are growth factors for a living organism
      • has variant part - holds between a nucleic acid entity and a nucleic acid entity that is a sub-component of it
    • part of - holds between parts and wholes (material entities or processes)
      • food component of - holds between a one or more chemical entities present in food, irrespective of nutritional value (i.e. could also be a contaminant or additive)
        • nutrient of
      • is active ingredient of - holds between a molecular entity and a drug, in which the former is a part of the latter, and is a biologically active component
      • is excipient of - holds between a molecular entity and a drug in which the former is a part of the latter, and is a biologically inactive component
      • variant part of
  • participates in - holds between a continuant and a process, where the continuant is somehow involved in the process
    • actively involved in - holds between a continuant and a process or function, where the continuant actively contributes to part or all of the process or function it realizes
      • capable of - holds between a physical entity and process or function, where the continuant alone has the ability to carry out the process or function.
    • actively involves
    • enables - holds between a physical entity and a process, where the physical entity executes the process
    • is catalyst of
    • is substrate of
  • phenotype of - holds between a phenotype and a biological entity, where a phenotype is construed broadly as any kind of quality of an organism part, a collection of these qualities, or a change in quality or qualities (e.g. abnormally increased temperature).
  • prevented by - holds between a potential outcome of which the likelihood was reduced by the application or use of an entity.
  • produced by
  • produces - holds between a material entity and a product that is generated through the intentional actions or functioning of the material entity
  • related condition
  • risk affected by
  • sequence location of
  • similar to - holds between an entity and some other entity with similar features.
    • chemically similar to - holds between one small molecule entity and another that it approximates for purposes of scientific study, in virtue of its exhibiting similar features of the studied entity.
    • homologous to - holds between two biological entities that have common evolutionary origin
      • orthologous to - a homology relationship between entities (typically genes) that diverged after a speciation event.
      • paralogous to - a homology relationship that holds between entities (typically genes) that diverged after a duplication event.
      • xenologous to - a homology relationship characterized by an interspecies (horizontal) transfer since the common ancestor.
  • subclass of - holds between two classes where the domain class is a specialization of the range class
  • superclass of - holds between two classes where the domain class is a super class of the range class
  • temporally related to - holds between two entities with a temporal relationship
    • preceded by - holds between two processes, where the other is completed before the one begins
    • precedes - holds between two processes, where one completes before the other begins
  • transcribed from - x is transcribed from y if and only if x is synthesized from template y
  • transcribed to - inverse of transcribed from
  • translates to - x (amino acid chain/polypeptide) is the ribosomal translation of y (transcript) if and only if a ribosome reads y (transcript) through a series of triplet codon-amino acid adaptor activities (GO:0030533) and produces x (amino acid chain/polypeptide)
  • translation of - inverse of translates to
  • treated by - holds between a disease or phenotypic feature and a therapeutic process or chemical entity that is used to treat the condition
    • approved for treatment by - holds between a disease or phenotypic feature and a therapeutic process or chemical entity that is approved for treatment of the condition (or not, if negated) to some level of clinical trial
• response affected by
• response decreased by
• response increased by
• risk affected by
• same as - holds between two entities that are considered equivalent to each other
• secretion affected by
• secretion decreased by
• secretion increased by
• sequence location of
• similar to - holds between an entity and some other entity with similar features.
  • chemically similar to - holds between one small molecule entity and another that it approximates for purposes of scientific study, in virtue of its exhibiting similar features of the studied entity.
  • homologous to - holds between two biological entities that have common evolutionary origin
    • orthologous to - a homology relationship between entities (typically genes) that diverged after a speciation event.
    • paralogous to - a homology relationship that holds between entities (typically genes) that diverged after a duplication event.
    • xenologous to - a homology relationship characterized by an interspecies (horizontal) transfer since the common ancestor.
• splicing affected by
• splicing decreased by
• splicing increased by
• stability affected by
• stability decreased by
• stability increased by
• subclass of - holds between two classes where the domain class is a specialization of the range class
• superclass of - holds between two classes where the domain class is a super class of the range class
• synthesis decreased by
• synthesis increased by
• sythesis affected by
• temporally related to - holds between two entities with a temporal relationship
  • preceded by - holds between two processes, where the other is completed before the one begins
  • precedes - holds between two processes, where one completes before the other begins
• transcribed from - x is transcribed from y if and only if x is synthesized from template y
• transcribed to - inverse of transcribed from
• translates to - x (amino acid chain/polypeptide) is the ribosomal translation of y (transcript) if and only if a ribosome reads y (transcript) through a series of triplet codon-amino acid adaptor activities (GO:0030533) and produces x (amino acid chain/polypeptide)
• translation of - inverse of translates to
• transport affected by
• transport decreased by
• transport increased by
• treated by - holds between a disease or phenotypic feature and a therapeutic process or chemical entity that is used to treat the condition
  • approved for treatment by - holds between a disease or phenotypic feature and a therapeutic process or chemical entity that is approved for treatment of the condition (or not, if negated) to some level of clinical trial
• treats - holds between a therapeutic procedure or chemical entity and a disease or phenotypic feature that it is used to treat
  • approved to treat - holds between a therapeutic procedure or chemical entity and a disease or phenotypic feature for which it is approved for treatment to some level of clinical trial. Note that in terms of REPODB narrow mappings, terms containing ‘suspended’, ‘terminated’ or ‘withdrawn’ should be mapped onto associations using this term for which ‘negated: true’ is asserted.
• uptake affected by
• uptake decreased by
• uptake increased by
• variant part of
• xenologous to - a homology relationship characterized by an interspecies (horizontal) transfer since the common ancestor.

Node Properties

• address - the particulars of the place where someone or an organization is situated. For now, this slot is a simple text “blob” containing all relevant details of the given location for fitness of purpose. For the moment, this “address” can include other contact details such as email and phone number(?).
• affiliation - a professional relationship between one provider (often a person) within another provider (often an organization). Target provider identity should be specified by a CURIE. Providers may have multiple affiliations.
• aggregate statistic
  • has count - number of things with a particular property
  • has percentage - equivalent to has quotient multiplied by 100
  • has quotient
  • has total - total number of things in a particular reference set
• animal model available from
• authors - connects an publication to the list of authors who contributed to the publication. This property should be a comma-delimited list of author names. It is recommended that an author’s name be formatted as “surname, firstname initial.”. Note that this property is a node annotation expressing the citation list of authorship which might typically otherwise be more completely documented in biolink:PublicationToProviderAssociation defined edges which point to full details about an author and possibly, some qualifiers which clarify the specific status of a given author in the publication.
• available from
• chapter - chapter of a book
• created_with
• creation date - date on which an entity was created. This can be applied to nodes or edges
• dataset download url
• distribution download url
• download url
• format
• full name - a long-form human readable name for a thing
• has biological sequence - connects a genomic feature to its sequence
• has chemical formula - description of chemical compound based on element symbols
• has constituent - one or more molecular entities within a chemical mixture
• has count - number of things with a particular property
• has dataset
• has device - connects an entity to one or more (medical) devices
• has distribution
• has drug - connects an entity to one or more drugs
• has gene - connects an entity associated with one or more genes
• has gene or gene product - connects an entity with one or more gene or gene products
  • has gene - connects an entity associated with one or more genes
• has percentage - equivalent to has quotient multiplied by 100
• has procedure - connects an entity to one or more (medical) procedures
• has quotient
• has receptor - the organism or organism part being exposed
• has route - the process that results in the stressor coming into direct contact with the receptor
• has stressor - the process or entity that the receptor is being exposed to
• has topic - Connects a node to a vocabulary term or ontology class that describes some aspect of the entity. In general specific characterization is preferred. See https://github.com/biolink/biolink-model/issues/238
• has total - total number of things in a particular reference set
• has zygosity
• ingest date
• is metabolite - indicates whether a molecular entity is a metabolite
• is supplement
• iso abbreviation - Standard abbreviation for periodicals in the International Organization for Standardization (ISO) 4 system See https://www.issn.org/services/online-services/access-to-the-ltwa/. If the ‘published in’ property is set, then the iso abbreviation pertains to the broader publication context (the journal) within which the given publication node is embedded, not the publication itself.
• issue - issue of a newspaper, a scientific journal or magazine for reference purpose
• keywords - keywords tagging a publication
• latitude - latitude
• license
• longitude - longitude
• mesh terms - mesh terms tagging a publication
• node property - A grouping for any property that holds between a node and a value
  • address - the particulars of the place where someone or an organization is situated. For now, this slot is a simple text “blob” containing all relevant details of the given location for fitness of purpose. For the moment, this “address” can include other contact details such as email and phone number(?).
  • affiliation - a professional relationship between one provider (often a person) within another provider (often an organization). Target provider identity should be specified by a CURIE. Providers may have multiple affiliations.
  • aggregate statistic
    • has count - number of things with a particular property
    • has percentage - equivalent to has quotient multiplied by 100
    • has quotient
    • has total - total number of things in a particular reference set
  • animal model available from
  • authors - connects an publication to the list of authors who contributed to the publication. This property should be a comma-delimited list of author names. It is recommended that an author’s name be formatted as “surname, firstname initial.”. Note that this property is a node annotation expressing the citation list of authorship which might typically otherwise be more completely documented in biolink:PublicationToProviderAssociation defined edges which point to full details about an author and possibly, some qualifiers which clarify the specific status of a given author in the publication.
  • available from
  • chapter - chapter of a book
  • created_with
  • creation date - date on which an entity was created. This can be applied to nodes or edges
  • dataset download url
  • distribution download url
  • download url
  • format
  • full name - a long-form human readable name for a thing
  • has biological sequence - connects a genomic feature to its sequence
  • has chemical formula - description of chemical compound based on element symbols
  • has constituent - one or more molecular entities within a chemical mixture
  • has dataset
  • has device - connects an entity to one or more (medical) devices
  • has distribution
  • has drug - connects an entity to one or more drugs
  • has gene or gene product - connects an entity with one or more gene or gene products
    • has gene - connects an entity associated with one or more genes
  • has procedure - connects an entity to one or more (medical) procedures
  • has receptor - the organism or organism part being exposed
  • has route - the process that results in the stressor coming into direct contact with the receptor
  • has stressor - the process or entity that the receptor is being exposed to
  • has topic - Connects a node to a vocabulary term or ontology class that describes some aspect of the entity. In general specific characterization is preferred. See https://github.com/biolink/biolink-model/issues/238
  • has zygosity
  • ingest date
  • is metabolite - indicates whether a molecular entity is a metabolite
  • is supplement
  • iso abbreviation - Standard abbreviation for periodicals in the International Organization for Standardization (ISO) 4 system See https://www.issn.org/services/online-services/access-to-the-ltwa/. If the ‘published in’ property is set, then the iso abbreviation pertains to the broader publication context (the journal) within which the given publication node is embedded, not the publication itself.
  • issue - issue of a newspaper, a scientific journal or magazine for reference purpose
  • keywords - keywords tagging a publication
  • latitude - latitude
  • license
  • longitude - longitude
  • mesh terms - mesh terms tagging a publication
  • pages - page number of source referenced for statement or publication
  • published in - CURIE identifier of a broader publication context within which the publication may be placed, e.g. a specified book or journal.
  • retrieved on
  • rights
  • source logo
  • source web page
  • summary - executive summary of a publication
  • symbol - Symbol for a particular thing
  • synonym - Alternate human-readable names for a thing
  • systematic synonym - more commonly used for gene symbols in yeast
  • timepoint - a point in time
  • trade name
  • update date - date on which an entity was updated. This can be applied to nodes or edges
  • version
  • version of
  • volume - volume of a book or music release in a collection/series or a published collection of journal issues in a serial publication
  • xref - Alternate CURIEs for a thing
• pages - page number of source referenced for statement or publication
• published in - CURIE identifier of a broader publication context within which the publication may be placed, e.g. a specified book or journal.
• retrieved on
• rights
• source logo
• source web page
• summary - executive summary of a publication
• symbol - Symbol for a particular thing
• synonym - Alternate human-readable names for a thing
• systematic synonym - more commonly used for gene symbols in yeast
• timepoint - a point in time
• trade name
• update date - date on which an entity was updated. This can be applied to nodes or edges
• version
• version of
• volume - volume of a book or music release in a collection/series or a published collection of journal issues in a serial publication
• xref - Alternate CURIEs for a thing

Edge Properties

• FDA approval status
• aggregator knowledge source - An intermediate aggregator resource from which knowledge expressed in an Association was retrieved downstream of the original source, on its path to its current serialized form.
• associated environmental context - An attribute that can be applied to an association where the association holds between two entities located or occurring in a particular environment. For example, two microbial taxa may interact in the context of a human gut; a disease may give rise to a particular phenotype in a particular environmental exposure.
• association slot - any slot that relates an association to another entity
  • FDA approval status
  • associated environmental context - An attribute that can be applied to an association where the association holds between two entities located or occurring in a particular environment. For example, two microbial taxa may interact in the context of a human gut; a disease may give rise to a particular phenotype in a particular environmental exposure.
  • association type - connects an association to the category of association (e.g. gene to phenotype)
  • catalyst qualifier - a qualifier that connects an association between two causally connected entities (for example, two chemical entities, or a chemical entity in that changes location) and the gene product, gene, or complex that enables or catalyzes the change.
  • chi squared statistic - represents the chi-squared statistic computed from observations
  • clinical modifier qualifier - Used to characterize and specify the phenotypic abnormalities defined in the Phenotypic abnormality subontology, with respect to severity, laterality, age of onset, and other aspects
  • expression site - location in which gene or protein expression takes place. May be cell, tissue, or organ.
  • frequency qualifier - a qualifier used in a phenotypic association to state how frequent the phenotype is observed in the subject
  • has confidence level - connects an association to a qualitative term denoting the level of confidence
  • has evidence - connects an association to an instance of supporting evidence
  • has population context - a biological population (general, study, cohort, etc.) with a specific set of characteristics to constrain an association.
  • has temporal context - a constraint of time placed upon the truth value of an association.
  • interacting molecules category
  • knowledge source - An Information Resource from which the knowledge expressed in an Association was retrieved, directly or indirectly. This can be any resource through which the knowledge passed on its way to its currently serialized form. In practice, implementers should use one of the more specific subtypes of this generic property.
    • aggregator knowledge source - An intermediate aggregator resource from which knowledge expressed in an Association was retrieved downstream of the original source, on its path to its current serialized form.
    • primary knowledge source - The most upstream source of the knowledge expressed in an Association that an implementer can identify (may or may not be the ‘original’ source).
      • original knowledge source - The Information Resource that created the original record of the knowledge expressed in an Association (e.g. via curation of the knowledge from the literature, or generation of the knowledge de novo through computation, reasoning, inference over data).
  • logical interpretation
  • negated - if set to true, then the association is negated i.e. is not true
  • object - connects an association to the object of the association. For example, in a gene-to-phenotype association, the gene is subject and phenotype is object.
  • onset qualifier - a qualifier used in a phenotypic association to state when the phenotype appears is in the subject
  • original_object - used to hold the original object of a relation (or predicate) that an external knowledge source uses before transformation to match the biolink-model specification.
  • original_predicate - used to hold the original relation/predicate that an external knowledge source uses before transformation to match the biolink-model specification.
  • original_subject - used to hold the original subject of a relation (or predicate) that an external knowledge source uses before transformation to match the biolink-model specification.
  • p value - A quantitative confidence value that represents the probability of obtaining a result at least as extreme as that actually obtained, assuming that the actual value was the result of chance alone.
  • phenotypic state - in experiments (e.g. gene expression) assaying diseased or unhealthy tissue, the phenotypic state can be put here, e.g. MONDO ID. For healthy tissues, use XXX.
  • predicate - A high-level grouping for the relationship type. AKA minimal predicate. This is analogous to category for nodes.
  • provided by - connects an association to the agent (person, organization or group) that provided it
  • publications - connects an association to publications supporting the association
  • qualifiers - connects an association to qualifiers that modify or qualify the meaning of that association
  • quantifier qualifier - A measurable quantity for the object of the association
  • reaction balanced
  • reaction direction - the direction of a reaction as constrained by the direction_enum (ie: left_to_right, neutral, etc.)
  • reaction side - the side of a reaction being modeled (ie: left or right)
  • sequence localization attribute - An attribute that can be applied to a genome sequence localization edge. These edges connect a nucleic acid entity such as an exon to an entity such as a chromosome. Edge properties are used to ascribe specific positional information and other metadata to the localization. In pragmatic terms this can be thought of as columns in a GFF3 line.
    • base coordinate - A position in the base coordinate system. Base coordinates start at position 1 instead of position 0.
      • end coordinate - The position at which the subject genomic entity ends on the chromosome or other entity to which it is located on.
      • start coordinate - The position at which the subject genomic entity starts on the chromosome or other entity to which it is located on. (ie: the start of the sequence being referenced is 1).
    • genome build - The version of the genome on which a feature is located. For example, GRCh38 for Homo sapiens.
    • interbase coordinate - A position in interbase coordinates. Interbase coordinates start at position 0 instead of position 1. This is applied to a sequence localization edge.
      • end interbase coordinate - The position at which the subject nucleic acid entity ends on the chromosome or other entity to which it is located on.
      • start interbase coordinate - The position at which the subject nucleic acid entity starts on the chromosome or other entity to which it is located on. (ie: the start of the sequence being referenced is 0).
    • phase - The phase for a coding sequence entity. For example, phase of a CDS as represented in a GFF3 with a value of 0, 1 or 2.
    • strand - The strand on which a feature is located. Has a value of ‘+’ (sense strand or forward strand) or ‘-‘ (anti-sense strand or reverse strand).
  • sequence variant qualifier - a qualifier used in an association with the variant
  • severity qualifier - a qualifier used in a phenotypic association to state how severe the phenotype is in the subject
  • sex qualifier - a qualifier used in a phenotypic association to state whether the association is specific to a particular sex.
  • stage qualifier - stage during which gene or protein expression of takes place.
  • stoichiometry - the relationship between the relative quantities of substances taking part in a reaction or forming a compound, typically a ratio of whole integers.
  • subject - connects an association to the subject of the association. For example, in a gene-to-phenotype association, the gene is subject and phenotype is object.
  • supporting data source - An Information Resource from which data was retrieved and subsequently used as evidence to generate the knowledge expressed in an Association (e.g. through computation on, reasoning or inference over the retrieved data).
• association type - connects an association to the category of association (e.g. gene to phenotype)
• base coordinate - A position in the base coordinate system. Base coordinates start at position 1 instead of position 0.
  • end coordinate - The position at which the subject genomic entity ends on the chromosome or other entity to which it is located on.
  • start coordinate - The position at which the subject genomic entity starts on the chromosome or other entity to which it is located on. (ie: the start of the sequence being referenced is 1).
• catalyst qualifier - a qualifier that connects an association between two causally connected entities (for example, two chemical entities, or a chemical entity in that changes location) and the gene product, gene, or complex that enables or catalyzes the change.
• chi squared statistic - represents the chi-squared statistic computed from observations
• clinical modifier qualifier - Used to characterize and specify the phenotypic abnormalities defined in the Phenotypic abnormality subontology, with respect to severity, laterality, age of onset, and other aspects
• end coordinate - The position at which the subject genomic entity ends on the chromosome or other entity to which it is located on.
• end interbase coordinate - The position at which the subject nucleic acid entity ends on the chromosome or other entity to which it is located on.
• expression site - location in which gene or protein expression takes place. May be cell, tissue, or organ.
• frequency qualifier - a qualifier used in a phenotypic association to state how frequent the phenotype is observed in the subject
• genome build - The version of the genome on which a feature is located. For example, GRCh38 for Homo sapiens.
• has confidence level - connects an association to a qualitative term denoting the level of confidence
• has evidence - connects an association to an instance of supporting evidence
• has population context - a biological population (general, study, cohort, etc.) with a specific set of characteristics to constrain an association.
• has temporal context - a constraint of time placed upon the truth value of an association.
• interacting molecules category
• interbase coordinate - A position in interbase coordinates. Interbase coordinates start at position 0 instead of position 1. This is applied to a sequence localization edge.
  • end interbase coordinate - The position at which the subject nucleic acid entity ends on the chromosome or other entity to which it is located on.
  • start interbase coordinate - The position at which the subject nucleic acid entity starts on the chromosome or other entity to which it is located on. (ie: the start of the sequence being referenced is 0).
• knowledge source - An Information Resource from which the knowledge expressed in an Association was retrieved, directly or indirectly. This can be any resource through which the knowledge passed on its way to its currently serialized form. In practice, implementers should use one of the more specific subtypes of this generic property.
  • aggregator knowledge source - An intermediate aggregator resource from which knowledge expressed in an Association was retrieved downstream of the original source, on its path to its current serialized form.
  • primary knowledge source - The most upstream source of the knowledge expressed in an Association that an implementer can identify (may or may not be the ‘original’ source).
    • original knowledge source - The Information Resource that created the original record of the knowledge expressed in an Association (e.g. via curation of the knowledge from the literature, or generation of the knowledge de novo through computation, reasoning, inference over data).
• logical interpretation
• negated - if set to true, then the association is negated i.e. is not true
• object - connects an association to the object of the association. For example, in a gene-to-phenotype association, the gene is subject and phenotype is object.
• onset qualifier - a qualifier used in a phenotypic association to state when the phenotype appears is in the subject
• original knowledge source - The Information Resource that created the original record of the knowledge expressed in an Association (e.g. via curation of the knowledge from the literature, or generation of the knowledge de novo through computation, reasoning, inference over data).
• original_object - used to hold the original object of a relation (or predicate) that an external knowledge source uses before transformation to match the biolink-model specification.
• original_predicate - used to hold the original relation/predicate that an external knowledge source uses before transformation to match the biolink-model specification.
• original_subject - used to hold the original subject of a relation (or predicate) that an external knowledge source uses before transformation to match the biolink-model specification.
• p value - A quantitative confidence value that represents the probability of obtaining a result at least as extreme as that actually obtained, assuming that the actual value was the result of chance alone.
• phase - The phase for a coding sequence entity. For example, phase of a CDS as represented in a GFF3 with a value of 0, 1 or 2.
• phenotypic state - in experiments (e.g. gene expression) assaying diseased or unhealthy tissue, the phenotypic state can be put here, e.g. MONDO ID. For healthy tissues, use XXX.
• predicate - A high-level grouping for the relationship type. AKA minimal predicate. This is analogous to category for nodes.
• primary knowledge source - The most upstream source of the knowledge expressed in an Association that an implementer can identify (may or may not be the ‘original’ source).
  • original knowledge source - The Information Resource that created the original record of the knowledge expressed in an Association (e.g. via curation of the knowledge from the literature, or generation of the knowledge de novo through computation, reasoning, inference over data).
• provided by - connects an association to the agent (person, organization or group) that provided it
• publications - connects an association to publications supporting the association
• qualifiers - connects an association to qualifiers that modify or qualify the meaning of that association
• quantifier qualifier - A measurable quantity for the object of the association
• reaction balanced
• reaction direction - the direction of a reaction as constrained by the direction_enum (ie: left_to_right, neutral, etc.)
• reaction side - the side of a reaction being modeled (ie: left or right)
• sequence localization attribute - An attribute that can be applied to a genome sequence localization edge. These edges connect a nucleic acid entity such as an exon to an entity such as a chromosome. Edge properties are used to ascribe specific positional information and other metadata to the localization. In pragmatic terms this can be thought of as columns in a GFF3 line.
  • base coordinate - A position in the base coordinate system. Base coordinates start at position 1 instead of position 0.
    • end coordinate - The position at which the subject genomic entity ends on the chromosome or other entity to which it is located on.
    • start coordinate - The position at which the subject genomic entity starts on the chromosome or other entity to which it is located on. (ie: the start of the sequence being referenced is 1).
  • genome build - The version of the genome on which a feature is located. For example, GRCh38 for Homo sapiens.
  • interbase coordinate - A position in interbase coordinates. Interbase coordinates start at position 0 instead of position 1. This is applied to a sequence localization edge.
    • end interbase coordinate - The position at which the subject nucleic acid entity ends on the chromosome or other entity to which it is located on.
    • start interbase coordinate - The position at which the subject nucleic acid entity starts on the chromosome or other entity to which it is located on. (ie: the start of the sequence being referenced is 0).
  • phase - The phase for a coding sequence entity. For example, phase of a CDS as represented in a GFF3 with a value of 0, 1 or 2.
  • strand - The strand on which a feature is located. Has a value of ‘+’ (sense strand or forward strand) or ‘-‘ (anti-sense strand or reverse strand).
• sequence variant qualifier - a qualifier used in an association with the variant
• severity qualifier - a qualifier used in a phenotypic association to state how severe the phenotype is in the subject
• sex qualifier - a qualifier used in a phenotypic association to state whether the association is specific to a particular sex.
• stage qualifier - stage during which gene or protein expression of takes place.
• start coordinate - The position at which the subject genomic entity starts on the chromosome or other entity to which it is located on. (ie: the start of the sequence being referenced is 1).
• start interbase coordinate - The position at which the subject nucleic acid entity starts on the chromosome or other entity to which it is located on. (ie: the start of the sequence being referenced is 0).
• stoichiometry - the relationship between the relative quantities of substances taking part in a reaction or forming a compound, typically a ratio of whole integers.
• strand - The strand on which a feature is located. Has a value of ‘+’ (sense strand or forward strand) or ‘-‘ (anti-sense strand or reverse strand).
• subject - connects an association to the subject of the association. For example, in a gene-to-phenotype association, the gene is subject and phenotype is object.
• supporting data source - An Information Resource from which data was retrieved and subsequently used as evidence to generate the knowledge expressed in an Association (e.g. through computation on, reasoning or inference over the retrieved data).

Slot Mixins

• biological role mixin - A role played by the chemical entity or part thereof within a biological context.
• chemical role mixin - A role played by the chemical entity or part thereof within a chemical context.
• negatively regulated by
• negatively regulates
• positively regulated by
• positively regulates
• regulated by
• regulates

Other Slots

• associated with real world evidence
• category - Name of the high level ontology class in which this entity is categorized. Corresponds to the label for the biolink entity type class.
• consumed by
• description - a human-readable description of an entity
• has attribute - connects any entity to an attribute
• has attribute type - connects an attribute to a class that describes it
• has numeric value - connects a quantity value to a number
• has qualitative value - connects an attribute to a value
• has quantitative value - connects an attribute to a value
• has taxonomic rank
• has unit - connects a quantity value to a unit
• highest FDA approval status - Should be the highest level of FDA approval this chemical entity or device has, regardless of which disease, condition or phenotype it is currently being reviewed to treat. For specific levels of FDA approval for a specific condition, disease, phenotype, etc., see the association slot, ‘FDA approval status.’
• id - A unique identifier for an entity. Must be either a CURIE shorthand for a URI or a complete URI
• iri - An IRI for an entity. This is determined by the id using expansion rules.
• mutation rate increased by
• name - A human-readable name for an attribute or entity.
• relation
• source - a lightweight analog to the association class ‘has provider’ slot, which is the string name, or the authoritative (i.e. database) namespace, designating the origin of the entity to which the slot belongs.
• type
  • category - Name of the high level ontology class in which this entity is categorized. Corresponds to the label for the biolink entity type class.

Types

Built in

• Bool
• Decimal
• ElementIdentifier
• NCName
• NodeIdentifier
• URI
• URIorCURIE
• XSDDate
• XSDDateTime
• XSDTime
• float
• int
• str

Defined

• BiologicalSequence (String)
• Boolean (Bool) - A binary (true or false) value
• CategoryType (Uriorcurie) - A primitive type in which the value denotes a class within the biolink model. The value must be a URI or a CURIE. In a Neo4j representation, the value should be the CURIE for the biolink class, for example biolink:Gene. For an RDF representation, the value should be a URI such as https://w3id.org/biolink/vocab/Gene
• ChemicalFormulaValue (str) - A chemical formula
• Date (XSDDate) - a date (year, month and day) in an idealized calendar
• Datetime (XSDDateTime) - The combination of a date and time
• Decimal (Decimal) - A real number with arbitrary precision that conforms to the xsd:decimal specification
• Double (float) - A real number that conforms to the xsd:double specification
• Float (float) - A real number that conforms to the xsd:float specification
• FrequencyValue (String)
• Integer (int) - An integer
• IriType (Uriorcurie) - An IRI
• LabelType (String) - A string that provides a human-readable name for an entity
• NarrativeText (String) - A string that provides a human-readable description of something
• Ncname (NCName) - Prefix part of CURIE
• Nodeidentifier (NodeIdentifier) - A URI, CURIE or BNODE that represents a node in a model.
• Objectidentifier (ElementIdentifier) - A URI or CURIE that represents an object in the model.
• PercentageFrequencyValue (Double)
• PredicateType (Uriorcurie) - A CURIE from the biolink related_to hierarchy. For example, biolink:related_to, biolink:causes, biolink:treats.
• Quotient (Double)
• String (str) - A character string
• SymbolType (String)
• Time (XSDTime) - A time object represents a (local) time of day, independent of any particular day
• TimeType (Time)
• Unit (String)
• Uri (URI) - a complete URI
• Uriorcurie (URIorCURIE) - a URI or a CURIE