PDB Entry (1yk7) |
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PDB ID: 1yk7 | Resolution: 2.5 Å | Exp. Method: X-RAY DIFFRACTION |
PMID: 15780613 | DOI: 10.1016/j.bmcl.2005.02.033 | |
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: N2-[(BENZYLOXY)CARBONYL]-N1-[(3S)-1-CYANOPYRROLIDIN-3-YL]-L-LEUCINAMIDE | ||
Canonical SMILES: N#CN1C[C@@H](CC1)NC(=O)[C@H](CC(C)C)NC(=O)OCc2ccccc2 | ||
Standard InChI: InChI=1S/C19H26N4O3/c1-14(2)10-17(18(24)21-16-8-9-23(11-16)13-20)22-19(25)26-12-15-6-4-3-5-7-15/h3-7,14,16-17H,8-12H2,1-2H3,(H,21,24)(H,22,25)/t16-,17+/m1/s1 | ||
HET Code: NBL | PubChem: 5288988 | |
DrugBank: DB03456 | ChEMBL: CHEMBL1234636 | |
Molecular Formula: C19H26N4O3 | Mol. Weight: 358.2005 | logP: 1.99908 |
HBD: 2 | HBA: 5 | |
#Rotatable Bonds: 7 | TPSA: 94.46 |
Covalent Mechanism |
Reaction Name | Residue | Chain ID | SASA | pKa | Warhead Name | Warhead Structure |
Nucleophilic Addition to a Triple Bond | CYS 25 | A | 16.95 | 11.94 | Cyanamide |
Binding Affinity |
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Database Name | Value |
PDBBind | IC50 : 19 nM |