PDB Entry (2aux)
PDB ID: 2aux Resolution: 2.4 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:   (1R)-2-METHYL-1-(PHENYLMETHYL)PROPYL[(1S)-1-FORMYLPENTYL]CARBAMATE
Canonical SMILES:   CCCC[C@@H](C=O)NC(=O)O[C@@H](C(C)C)Cc1ccccc1
Standard InChI:   InChI=1S/C18H27NO3/c1-4-5-11-16(13-20)19-18(21)22-17(14(2)3)12-15-9-7-6-8-10-15/h6-10,13-14,16-17H,4-5,11-12H2,1-3H3,(H,19,21)/t16-,17+/m0/s1
HET Code:   CT1 PubChem:   10062713
DrugBank:   DB07592 ChEMBL:   CHEMBL113948
Molecular Formula:   C18H27NO3 Mol. Weight:   305.1991 logP:   3.7376
HBD:   1 HBA:   3
#Rotatable Bonds:   9 TPSA:   55.4
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Hemi(thio)acetalization CYS 25 A 15.76 12.61 Aldehyde
Binding Affinity
Database Name Value
PDBBind IC50 : 0.5 nM
BindingDB IC50 : 0.5 nM