loop_ _pdbx_reference_molecule_annotation.family_prd_id _pdbx_reference_molecule_annotation.prd_id _pdbx_reference_molecule_annotation.ordinal _pdbx_reference_molecule_annotation.source _pdbx_reference_molecule_annotation.type _pdbx_reference_molecule_annotation.text FAM_000001 PRD_000001 1 KEGG Function "RNA polymerase inhibitor" FAM_000001 PRD_000001 2 KEGG Function "antineoplastic" FAM_000001 PRD_000001 3 DrugBank Function "Nucleic Acid Synthesis Inhibitor" FAM_000001 PRD_000001 4 DrugBank Function "Protein Synthesis Inhibitor" FAM_000001 PRD_000001 5 Norine Function "antibiotic" FAM_000001 PRD_000001 6 Norine Function "antitumor" FAM_000001 PRD_000001 7 PubChem Function "transcriptional inhibitor"