Prefix Name License Download
chebi Chemical Entities of Biological Interest CC-BY-4.0
chemidplus ChemIDplus Custom
come The Bioinorganic Motif Database
drugbank DrugBank Custom
ecmdb E. coli Metabolite Database
eurofir European Food Information Resource Network Proprietary
google.patent Google Patents
hmdb Human Metabolome Database Custom
kegg.compound KEGG Compound
kegg.drug KEGG Drug
kegg.glycan KEGG Glycan
knapsack KNApSAcK
lincs.smallmolecule LINCS Small Molecule
lipidmaps LIPID MAPS Custom
metacyc.compound MetaCyc Compound
molbase.sheffield MolBase Deprecated
pdb PDB Structure CC0-1.0
pdb-ccd Chemical Component Dictionary Not Canonical Custom
pesticides Alan Wood's Pesticides
resid Protein covalent bond Custom
smid C. elegans Small Molecule Identifier Database
umbbd.compound UM-BBD compound
webelements Web Elements
ymdb Yeast Metabolome Database