PDB Entry (1ayu) |
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PDB ID: 1ayu | Resolution: 2.2 Å | Exp. Method: X-RAY DIFFRACTION |
PMID: 9405598 | DOI: 10.1073/pnas.94.26.14249 | |
Protein |
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Protein Name: Cathepsin K | |
Uniprot ID/ACC: P43235 (CATK_HUMAN) | Organism: Homo sapiens (Human) |
Gene Symbol: CTSK | Gene ID: 1513 |
Protein Class: HYDROLASE |
Ligand |
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Ligand Name: 1,5-BIS(N-BENZYLOXYCARBONYL-L-LEUCINYL)CARBOHYDRAZIDE | ||
Canonical SMILES: c1ccccc1COC(=O)N[C@@H](CC(C)C)C(=O)NNC(=O)NNC(=O)[C@H](CC(C)C)NC(=O)OCc2ccccc2 | ||
Standard InChI: InChI=1S/C29H40N6O7/c1-19(2)15-23(30-28(39)41-17-21-11-7-5-8-12-21)25(36)32-34-27(38)35-33-26(37)24(16-20(3)4)31-29(40)42-18-22-13-9-6-10-14-22/h5-14,19-20,23-24H,15-18H2,1-4H3,(H,30,39)(H,31,40)(H,32,36)(H,33,37)(H2,34,35,38)/t23-,24-/m0/s1 | ||
HET Code: INA | PubChem: 5288634 | |
DrugBank: DB03891 | ChEMBL: CHEMBL115357 | |
Molecular Formula: C29H40N6O7 | Mol. Weight: 584.29584 | logP: 3.0302 |
HBD: 6 | HBA: 7 | |
#Rotatable Bonds: 12 | TPSA: 175.99 |
Covalent Mechanism |
Reaction Name | Residue | Chain ID | SASA | pKa | Warhead Name | Warhead Structure |
Nucleophilic Addition to a Double Bond | CYS 25 | A | 15.93 | 12.71 | Hydrazide |
Binding Affinity |
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Database Name | Value |
PDBBind | Ki : 0.7 nM |