PDB Entry (3o0u)
PDB ID: 3o0u Resolution: 1.8 Å Exp. Method: X-RAY DIFFRACTION
PMID: 20843687 DOI: 10.1016/j.bmcl.2010.08.101
Protein
Protein Name: Cathepsin K
Uniprot ID/ACC: P43235 (CATK_HUMAN) Organism: Homo sapiens (Human)
Gene Symbol: CTSK Gene ID: 1513
Protein Class: HYDROLASE
Ligand
Ligand Name:   3-(2-cyano-6-propylpyrimidin-4-yl)-N,N-dimethyl-5-(trifluoromethyl)benzamide
Canonical SMILES:   CCCc1cc(nc(n1)C#N)-c2cc(cc(c2)C(F)(F)F)C(=O)N(C)C
Standard InChI:   InChI=1S/C18H17F3N4O/c1-4-5-14-9-15(24-16(10-22)23-14)11-6-12(17(26)25(2)3)8-13(7-11)18(19,20)21/h6-9H,4-5H2,1-3H3
HET Code:   O47 PubChem:   52949393
DrugBank:   - ChEMBL:   CHEMBL1271069
Molecular Formula:   C18H17F3N4O Mol. Weight:   362.13544 logP:   3.68838
HBD:   0 HBA:   4
#Rotatable Bonds:   4 TPSA:   69.88
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Nucleophilic Addition to a Triple Bond CYS 25 A 14.0 13.16 Nitrile
Binding Affinity
Database Name Value
PDBBind IC50 : 12 nM