Prefix Name License Download
ado Alzheimer's Disease Ontology CC-BY-4.0
agrkb Alliance of Genome Resources Knowledge Base
anzctr Australian New Zealand Clinical Trials Registry
arrayexpress ArrayExpress Custom
arxiv arXiv
atc Anatomical Therapeutic Chemical Classification System
atcc American Type Culture Collection
bacdive BacDive
bfo Basic Formal Ontology CC-BY-4.0
bgee.gene Bgee gene
biocyc BioCyc
biogrid BioGRID
bioportal BioPortal
bioproject BioProject
biorxiv bioRxiv
biosample BioSample
biostudies BioStudies database
bmrb.entry Biological Magnetic Resonance Data Bank
brenda BRENDA Enzyme Provider Custom
brenda.ligand BRENDA Ligand
brenda.ligandgroup BRENDA Ligand Group
bto BRENDA Tissue Ontology CC-BY-4.0
cath CATH Protein Structural Domain Superfamily
cbioportal The cBioPortal for Cancer Genomics
cdd Conserved Domain Database Custom
cellimage Cell Image Library
cellxgene.collection Chan Zuckerberg CELLxGENE Collection CC-BY-4.0
chebi Chemical Entities of Biological Interest CC-BY-4.0
chembl ChEMBL CC-BY-SA-3.0
chembl.compound ChEMBL Compound CC-BY-SA-3.0
chemspider ChemSpider Custom
civic.aid CIViC Assertion CC0-1.0
civic.did CIViC Disease CC0-1.0
civic.eid CIViC Evidence CC0-1.0
civic.gid CIViC gene CC0-1.0
civic.sid CIViC Source CC0-1.0
civic.tid CIViC Therapy CC0-1.0
civic.vid CIViC variant CC0-1.0
clinicaltrials ClinicalTrials.gov Custom
clinvar.record ClinVar Record
clinvar.variation ClinVar Variation
complexportal Complex Portal CC0-1.0
cosmic.cell COSMIC Cell Lines
cosmic.gene COSMIC Gene Provider
cpt Current Procedural Terminology
ctd.chemical CTD Chemical Provider
ctri India Clinical Trials Registry
cvx Vaccine administered code set
dbgap Database of Genotypes and Phenotypes
dbsnp dbSNP
decipher DECIPHER CNV Syndromes
depmap DepMap Cell Lines CC-BY-4.0
dhba Developing Human Brain Atlas
disprot DisProt
dmba Developing Mouse Brain Atlas
doi Digital Object Identifier CC-BY-4.0
doid Human Disease Ontology CC0-1.0
drks German Clinical Trials Register
drugbank DrugBank Custom
drugcentral Drug Central CC-BY-SA-4.0
duo Data Use Ontology CC-BY-4.0
ec Enzyme Nomenclature CC-BY-4.0
ecacc European Collection of Authenticated Cell Culture
edam EDAM Ontology CC BY-SA 4.0
ega.dataset European Genome-phenome Archive Dataset
ega.study European Genome-phenome Archive Study
emdb Electron Microscopy Data Bank
empiar Electron Microscopy Public Image Archive
ena.embl European Nucleotide Archive Apache License 2.0
ensembl Ensembl Gene Custom
ensembl.metazoa Ensembl Metazoa
ensembl.plant Ensembl Plants
euclinicaltrials EU Clinical Trials
eupath VEuPathDB ontology CC-BY-4.0
exac.variant ExAC Variant
fairsharing FAIRsharing
flybase FlyBase Gene CC-BY-4.0
fma Foundational Model of Anatomy CC-BY-3.0
funderregistry FunderRegistry
gard Genetic and Rare Diseases Information Center
gbif Global Biodiversity Information Facility
gdc Genomic Data Commons Data Portal
genecards.gene GeneCards Gene
geo Gene Expression Omnibus Custom
go Gene Ontology CC-BY-4.0
gramene.gene Gramene Gene
gramene.growthstage Gramene Growth Stage Ontology
gramene.protein Gramene protein
gtdb Genome Taxonomy Database CC-BY-SA-4.0
hba Human Brain Atlas
hc.trial Health Canada Clinical Trials Database
hgnc HUGO Gene Nomenclature Committee CC0-1.0
hl7.v2codesystem HL7 V2 Code System
hmdb Human Metabolome Database Custom
icd10 International Classification of Diseases, 10th Revision Custom
icd9 International Classification of Diseases, 9th Revision CC BY-ND 3.0 IGO
icdc Integrated Canine Data Commons
icf International Classification of Functioning, Disability and Health
idr Image Data Resource
imgt.hla IMGT HLA CC
inchi InChI
inchikey InChIKey
insdc Nucleotide Sequence Database
insdc.sra Sequence Read Archive
intact IntAct protein interaction CC-BY-4.0
interpro InterPro CC0-1.0
iso.3166 ISO 3166-1 Country Code
isrctn International Clinical Trials Registry Platform
itis Integrated Taxonomic Information System CC0-1.0
jaxmice Jackson Laboratories Mouse Strain
kegg Kyoto Encyclopedia of Genes and Genomes Deprecated
kegg.compound KEGG Compound
kegg.disease KEGG Disease
kegg.drug KEGG Drug
kegg.glycan KEGG Glycan
kegg.pathway KEGG pathway
kegg.reaction KEGG Reaction
loinc Logical Observation Identifiers Names and Codes Custom
massive MassIVE
mba Mouse Brain Atlas
mesh Medical Subject Headings CC0-1.0
metabolights MetaboLights Compound Apache License 2.0
metacyc.compound MetaCyc Compound
mgi Mouse Genome Informatics CC-BY-4.0
mir Identifiers.org Registry
mirbase miRBase pre-miRNA public domain
mondo Mondo Disease Ontology CC-BY-4.0
ncbigene NCBI Gene
ncbiprotein NCBI Protein
ncbitaxon NCBI Taxonomy CC0-1.0
ncit NCI Thesaurus CC-BY-4.0
ndc National Drug Code
ndfrt National Drug File - Reference Terminology
nextprot nextProt
nihreporter.project NIH RePORTER
nord National Organization for Rare Disorders
omim Online Mendelian Inheritance in Man Custom
omop Observational Medical Outcomes Partnership
orcid Open Researcher and Contributor CC0-1.0
orpha Orphanet CC-BY-4.0
orphanet.ordo Orphanet Rare Disease Ontology CC-BY-4.0
osf Open Science Framework ID
panther.family PANTHER Family Custom
panther.pathway PANTHER Pathway
panther.pthcmp PANTHER Pathway Component
pba Primate Brain Atlas
pdb PDB Structure CC
pdb-ccd Chemical Component Dictionary Custom
pdb.ligand PDB ligand
pdc.study Proteomic Data Commons
peco Plant Experimental Conditions Ontology CC-BY-4.0
peptideatlas.dataset PeptideAtlas Dataset
pfam Pfam protein family CC0-1.0
pfam.clan Pfam protein clan CC0-1.0
pharmgkb.disease PharmGKB Disease CC-BY-SA-4.0
pharmgkb.drug PharmGKB Drug CC-BY-SA-4.0
pharmgkb.gene PharmGKB Gene CC-BY-SA-4.0
pharmgkb.pathways PharmGKB pathway CC-BY-SA-4.0
pmc PubMed Central
pombase PomBase CC-BY-4.0
pride.project PRIDE Project
pubchem.compound PubChem compound
pubmed PubMed
px ProteomeXchange
radlex RSNA Informatics RadLex Custom
reactome Reactome CC0-1.0
rebec Brazilian Registry of Clinical Trials
refseq Reference Sequence Collection
rfam RNA family database
rfc Internet Standard -- IETF Request for Comments
rgd Rat Genome Database CC-BY-4.0
rhea Rhea reaction CC-BY-4.0
rnacentral RNACentral
ror Research Organization Registry CC0-1.0
rrid Research Resource Identification
rrrc Rat Resource and Research Center
rxnorm RxNorm Custom
scop Structural Classification of Proteins - Unique Identifier
sgd Saccharomyces Genome Database CC-BY-4.0
signor Signaling Network Open Resource CC-BY-NC-4.0
snomedct SNOMED CT (International Edition) Custom
so Sequence types and features ontology CC-BY-4.0
ssbd.dataset System Science of Biological Dynamics dataset
ssbd.project System Science of Biological Dynamics project
stitch Search Tool for Interactions of Chemicals
string Search Tool for Retrieval of Interacting Genes/Proteins Provider
tao Teleost Anatomy Ontology CC0-1.0
tcdb Transporter Classification Database
uberon Uber Anatomy Ontology CC-BY-3.0
unii Unique Ingredient Identifier
uniparc UniParc
uniprot UniProt Protein CC-BY-4.0
uniprot.isoform UniProt Isoform
uniprot.proteome UniProt Proteomes
uniref UniRef
wikidata Wikidata CC0-1.0
wikigenes WikiGenes Provider
wikipathways WikiPathways CC0-1.0
wormbase WormBase CC0-1.0
xenbase Xenbase
zenodo.record Zenodo CC0-1.0
zfin Zebrafish Information Network Gene CC-BY-4.0
zinc ZINC is not Commercial