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These files contain the current CTD data release: May 2015.

For customized data sets, use our Batch Query.

CTD data is provided without warranty, and its use is subject to certain terms.

Contents

  1. Chemical–gene interactions
  2. Chemical–gene interaction types
  3. Chemical–disease associations
  4. Chemical–GO enriched associations
  5. Chemical–pathway enriched associations
  6. Gene–disease associations
  7. Gene–pathway associations
  8. Disease–pathway associations
  9. Exposure–event associations New!
  10. Chemical vocabulary
  11. Disease vocabulary (MEDIC)
  12. Gene vocabulary
  13. Pathway vocabulary
  14. Exposure Ontology (ExO)

Top ↑ Chemical–gene interactions

CTD_chem_gene_ixns.csv.gz May 04 2015 13:05 EDT 14 MB
CTD_chem_gene_ixns.tsv.gz May 04 2015 13:05 EDT 14 MB
CTD_chem_gene_ixns.xml.gz May 04 2015 13:04 EDT 17 MB

Fields:

  1. ChemicalName
  2. ChemicalID (MeSH identifier)
  3. CasRN (CAS Registry Number, if available)
  4. GeneSymbol
  5. GeneID (NCBI Gene identifier)
  6. GeneForms ('|'-delimited list)
  7. Organism (scientific name)
  8. OrganismID (NCBI Taxonomy identifier)
  9. Interaction
  10. InteractionActions ('|'-delimited list)
  11. PubMedIDs ('|'-delimited list)

Structured XML:

CTD_chem_gene_ixns_structured.xml.gz May 04 2015 13:05 EDT 46 MB
CTD_chem_gene_ixns_structured.xsd Apr 06 2015 11:42 EDT 9 KB

Top ↑ Chemical–gene interaction types

CTD_chem_gene_ixn_types.csv Jul 06 2012 11:10 EDT 4 KB
CTD_chem_gene_ixn_types.obo Feb 27 2012 14:10 EST 20 KB
CTD_chem_gene_ixn_types.tsv Jul 06 2012 11:10 EDT 4 KB
CTD_chem_gene_ixn_types.xml Jul 06 2012 11:10 EDT 9 KB

Fields (non-OBO):

  1. TypeName
  2. Code
  3. Description
  4. ParentCode

CTD curates chemical–gene and –protein interactions in vertebrates and invertebrates using this hierarchical vocabulary of interaction types. More…

Top ↑ Chemical–disease associations

CTD_chemicals_diseases.csv.gz May 04 2015 13:03 EDT 62 MB
CTD_chemicals_diseases.tsv.gz May 04 2015 13:02 EDT 61 MB
CTD_chemicals_diseases.xml.gz May 04 2015 13:02 EDT 73 MB

Fields:

  1. ChemicalName
  2. ChemicalID (MeSH identifier)
  3. CasRN (CAS Registry Number, if available)
  4. DiseaseName
  5. DiseaseID (MeSH or OMIM identifier)
  6. DirectEvidence ('|'-delimited list)
  7. InferenceGeneSymbol
  8. InferenceScore
  9. OmimIDs ('|'-delimited list)
  10. PubMedIDs ('|'-delimited list)

Top ↑ Chemical–GO enriched associations

CTD_chem_go_enriched.csv.gz May 04 2015 12:55 EDT 81 MB
CTD_chem_go_enriched.tsv.gz May 04 2015 12:55 EDT 81 MB
CTD_chem_go_enriched.xml.gz May 04 2015 12:54 EDT 108 MB

Fields:

  1. ChemicalName
  2. ChemicalID (MeSH identifier)
  3. CasRN (CAS Registry Number, if available)
  4. Ontology
  5. GOTermName
  6. GOTermID
  7. HighestGOLevel
  8. PValue
  9. CorrectedPValue
  10. TargetMatchQty
  11. TargetTotalQty
  12. BackgroundMatchQty
  13. BackgroundTotalQty

To provide insight into the biological properties that may be affected by chemicals, CTD calculates which GO terms are statistically enriched among the genes/proteins that interact with each chemical or its descendants. More…

Top ↑ Chemical–pathway enriched associations

CTD_chem_pathways_enriched.csv.gz May 04 2015 12:56 EDT 4 MB
CTD_chem_pathways_enriched.tsv.gz May 04 2015 12:56 EDT 4 MB
CTD_chem_pathways_enriched.xml.gz May 04 2015 12:55 EDT 7 MB

Fields:

  1. ChemicalName
  2. ChemicalID (MeSH identifier)
  3. CasRN (CAS Registry Number, if available)
  4. PathwayName
  5. PathwayID (KEGG or REACTOME identifier)
  6. PValue
  7. CorrectedPValue
  8. TargetMatchQty
  9. TargetTotalQty
  10. BackgroundMatchQty
  11. BackgroundTotalQty

Top ↑ Gene–disease associations

CTD_genes_diseases.csv.gz May 04 2015 15:16 EDT 961 MB
CTD_genes_diseases.tsv.gz May 04 2015 15:11 EDT 957 MB
CTD_genes_diseases.xml.gz May 04 2015 15:06 EDT 1 GB

Fields:

  1. GeneSymbol
  2. GeneID (NCBI Gene identifier)
  3. DiseaseName
  4. DiseaseID (MeSH or OMIM identifier)
  5. DirectEvidence ('|'-delimited list)
  6. InferenceChemicalName
  7. InferenceScore
  8. OmimIDs ('|'-delimited list)
  9. PubMedIDs ('|'-delimited list)

Top ↑ Gene–pathway associations

CTD_genes_pathways.csv.gz May 04 2015 12:56 EDT 413 KB
CTD_genes_pathways.tsv.gz May 04 2015 12:56 EDT 412 KB
CTD_genes_pathways.xml.gz May 04 2015 12:56 EDT 523 KB

Fields:

  1. GeneSymbol
  2. GeneID (NCBI Gene identifier)
  3. PathwayName
  4. PathwayID (KEGG or REACTOME identifier)

Top ↑ Disease–pathway associations

CTD_diseases_pathways.csv.gz May 04 2015 12:56 EDT 862 KB
CTD_diseases_pathways.tsv.gz May 04 2015 12:56 EDT 857 KB
CTD_diseases_pathways.xml.gz May 04 2015 12:56 EDT 1 MB

Fields:

  1. DiseaseName
  2. DiseaseID (MeSH or OMIM identifier)
  3. PathwayName
  4. PathwayID (KEGG or REACTOME identifier)
  5. InferenceGeneSymbol (a gene via which the association is inferred)

Top ↑ Exposure–event associations New!

CTD_exposure_events.csv.gz May 06 2015 11:03 EDT 1 MB
CTD_exposure_events.tsv.gz May 06 2015 11:03 EDT 1 MB
CTD_exposure_events.xml.gz May 06 2015 11:03 EDT 2 MB

Fields:

  1. StressorAgentName
  2. StressorAgentID (MeSH identifier)
  3. NumberOfReceptors
  4. ReceptorDescription
  5. ReceptorNotes
  6. StudyLocation
  7. AssayMediums
  8. AssayedTermName
  9. AssayedTermID (MeSH or NCBI Gene identifier)
  10. AssayLevel
  11. AssayUnitsOfMeasurement
  12. AssayMeasurementStatistic
  13. AssayNotes
  14. OutcomeRelationship
  15. DiseaseName
  16. DiseaseID (MeSH or OMIM identifier)
  17. PhenotypeName
  18. PhenotypeID (GO identifier)
  19. Reference

Top ↑ Chemical vocabulary

CTD_chemicals.csv.gz May 04 2015 12:44 EDT 8 MB
CTD_chemicals.tsv.gz May 04 2015 12:44 EDT 8 MB
CTD_chemicals.xml.gz May 04 2015 12:43 EDT 9 MB

Fields:

  1. ChemicalName
  2. ChemicalID (MeSH identifier)
  3. CasRN (CAS Registry Number, if available)
  4. Definition
  5. ParentIDs (identifiers of the parent terms; '|'-delimited list)
  6. TreeNumbers (identifiers of the chemical's nodes; '|'-delimited list)
  7. ParentTreeNumbers (identifiers of the parent nodes; '|'-delimited list)
  8. Synonyms ('|'-delimited list)
  9. DrugBankIDs ('|'-delimited list)

Each chemical occurs in one or more nodes of this hierarchical vocabulary. More…

See also: Linking to CTD chemicals.

Top ↑ Disease vocabulary (MEDIC)

CTD_diseases.csv.gz May 04 2015 12:44 EDT 1 MB
CTD_diseases.obo.gz May 04 2015 12:44 EDT 1 MB
CTD_diseases.tsv.gz May 04 2015 12:44 EDT 1 MB
CTD_diseases.xml.gz May 04 2015 12:44 EDT 1 MB

Fields (non-OBO):

  1. DiseaseName
  2. DiseaseID (MeSH or OMIM identifier)
  3. Definition
  4. AltDiseaseIDs (alternative identifiers; '|'-delimited list)
  5. ParentIDs (identifiers of the parent terms; '|'-delimited list)
  6. TreeNumbers (identifiers of the disease's nodes; '|'-delimited list)
  7. ParentTreeNumbers (identifiers of the parent nodes; '|'-delimited list)
  8. Synonyms ('|'-delimited list)
  9. SlimMappings (MEDIC-Slim mappings; '|'-delimited list)

CTD's MEDIC disease vocabulary is a modified subset of descriptors from the “Diseases” [C] branch of the U.S. National Library of Medicine's Medical Subject Headings (MeSH®), combined with genetic disorders from the Online Mendelian Inheritance in Man® (OMIM®) database. Each disease occurs in one or more nodes of this hierarchical vocabulary. More…

MEDIC-Slim classifies MEDIC diseases into high-level categories.

See also: Linking to CTD diseases.

Top ↑ Gene vocabulary

CTD_genes.csv.gz May 04 2015 12:45 EDT 17 MB
CTD_genes.tsv.gz May 04 2015 12:45 EDT 17 MB
CTD_genes.xml.gz May 04 2015 12:45 EDT 18 MB

Fields:

  1. GeneSymbol
  2. GeneName
  3. GeneID (NCBI Gene identifier)
  4. AltGeneIDs (alternative NCBI Gene identifiers; '|'-delimited list)
  5. Synonyms ('|'-delimited list)
  6. BioGRIDIDs ('|'-delimited list)
  7. PharmGKBIDs ('|'-delimited list)
  8. UniprotIDs ('|'-delimited list)

See also: Linking to CTD genes.

Top ↑ Pathway vocabulary

CTD_pathways.csv.gz May 04 2015 12:43 EDT 4 KB
CTD_pathways.tsv.gz May 04 2015 12:43 EDT 4 KB
CTD_pathways.xml.gz May 04 2015 12:43 EDT 4 KB

Fields:

  1. PathwayName
  2. PathwayID (OMIM or REACTOME identifier)

See also: Linking to CTD pathways.

Top ↑ Exposure Ontology (ExO)

CTD_exposure_ontology.obo Feb 27 2012 14:10 EST 27 KB

The draft Exposure Ontology (ExO) will provide exposure context for CTD data. More…