PDB Entry (2auz)
PDB ID: 2auz Resolution: 2.3 Å Exp. Method: X-RAY DIFFRACTION
PMID: 16290936 DOI: 10.1016/j.bmcl.2005.10.108
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:   1-(PHENYLMETHYL)CYCLOPENTYL[(1S)-1-FORMYLPENTYL]CARBAMATE
Canonical SMILES:   CCCC[C@@H](C=O)NC(=O)OC1(CCCC1)Cc2ccccc2
Standard InChI:   InChI=1S/C19H27NO3/c1-2-3-11-17(15-21)20-18(22)23-19(12-7-8-13-19)14-16-9-5-4-6-10-16/h4-6,9-10,15,17H,2-3,7-8,11-14H2,1H3,(H,20,22)/t17-/m0/s1
HET Code:   CT2 PubChem:   10062714
DrugBank:   DB07593 ChEMBL:   CHEMBL117658
Molecular Formula:   C19H27NO3 Mol. Weight:   317.1991 logP:   4.0258
HBD:   1 HBA:   3
#Rotatable Bonds:   8 TPSA:   55.4
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Hemi(thio)acetalization CYS 25 A 15.17 12.81 Aldehyde
Binding Affinity
Database Name Value
PDBBind IC50 : 0.35 nM
BindingDB IC50 : 0.35 nM