PDB Entry (1bp4) |
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PDB ID: 1bp4 | Resolution: 2.2 Å | Exp. Method: X-RAY DIFFRACTION |
PMID: 9804696 | DOI: 10.1021/jm980249f | |
Protein |
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Protein Name: Papain | |
Uniprot ID/ACC: P00784 (PAPA1_CARPA) | Organism: Carica papaya (Papaya) |
Gene Symbol: - | Gene ID: - |
Protein Class: HYDROLASE |
Ligand |
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Ligand Name: MG132 | ||
Canonical SMILES: CC(C)C[C@@H](C=O)NC(=O)[C@H](CC(C)C)NC(=O)[C@H](CC(C)C)NC(=O)OCc1ccccc1 | ||
Standard InChI: InChI=1S/C26H41N3O5/c1-17(2)12-21(15-30)27-24(31)22(13-18(3)4)28-25(32)23(14-19(5)6)29-26(33)34-16-20-10-8-7-9-11-20/h7-11,15,17-19,21-23H,12-14,16H2,1-6H3,(H,27,31)(H,28,32)(H,29,33)/t21-,22-,23-/m0/s1 | ||
HET Code: ALD | PubChem: 462382 | |
DrugBank: - | ChEMBL: CHEMBL64925 | |
Molecular Formula: C26H41N3O5 | Mol. Weight: 475.30463 | logP: 3.5882 |
HBD: 3 | HBA: 5 | |
#Rotatable Bonds: 14 | TPSA: 113.6 |
Covalent Mechanism |
Reaction Name | Residue | Chain ID | SASA | pKa | Warhead Name | Warhead Structure |
Hemi(thio)acetalization | CYS 25 | A | 16.28 | 12.52 | Aldehyde |
Binding Affinity |
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