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EBIDatabasesSmall Molecules

Small Molecule Databases

The EBI has developed and maintains the following databases of chemical structures of small organic molecules and information on their biological activities.

Database Description
ChEBI Chemical Entities of Biological Interest (ChEBI) is a freely available dictionary of 'small molecular entities'.
ChEMBL Database ChEMBL is a database of bioactive compounds.
EuroCarbDB Database of carbohydrate structures and experimental data.
PDBeChem Dictionary of chemical components (ligands, small molecules and monomers) referred in PDB entries and maintained by the wwPDB.
RESID A comprehensive collection of annotations and structures for protein modifications.

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