Data items in the PDBX_MOLECULE_FEATURES category record features of molecules within a PDB entry.
loop_ _pdbx_molecule_features.prd_id _pdbx_molecule_features.name _pdbx_molecule_features.type _pdbx_molecule_features.class PRD_000001 "Actinomycin D" "Antitumor Antibiotic" "polypeptide antibiotic"