PDB Entry (3ovz)
PDB ID: 3ovz Resolution: 2.02 Å Exp. Method: X-RAY DIFFRACTION
PMID: 21030256 DOI: 10.1016/j.bmcl.2010.10.012
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:   N-[(1S)-3-amino-1-ethyl-2,3-dioxopropyl]-2-chloro-4-(pyridin-2-ylmethoxy)-3-(trifluoromethyl)benzamide
Canonical SMILES:   O=C(N)C(=O)[C@H](CC)NC(=O)c1ccc(c(c1Cl)C(F)(F)F)OCc2ccccn2
Standard InChI:   InChI=1S/C19H17ClF3N3O4/c1-2-12(16(27)17(24)28)26-18(29)11-6-7-13(14(15(11)20)19(21,22)23)30-9-10-5-3-4-8-25-10/h3-8,12H,2,9H2,1H3,(H2,24,28)(H,26,29)/t12-/m0/s1
HET Code:   O96 PubChem:   49867424
DrugBank:   - ChEMBL:   CHEMBL1234903
Molecular Formula:   C19H17ClF3N3O4 Mol. Weight:   443.08597 logP:   2.8956
HBD:   2 HBA:   5
#Rotatable Bonds:   8 TPSA:   111.38
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Hemi(thio)acetalization CYS 25 A 17.65 11.13 Ketone
Binding Affinity
Database Name Value
PDBBind IC50 : 8.7 nM
BindingDB IC50 : 8.7 nM