PDB Entry (2hxz)
PDB ID: 2hxz Resolution: 1.9 Å Exp. Method: X-RAY DIFFRACTION
PMID: 17034136 DOI: 10.1021/jm060701s
Protein
Protein Name: Cathepsin S
Uniprot ID/ACC: P25774 (CATS_HUMAN) Organism: Homo sapiens (Human)
Gene Symbol: CTSS Gene ID: 1520
Protein Class: HYDROLASE
Ligand
Ligand Name:   N-[(2S)-2-{1-[(5E)-1-chloro-2-oxohept-5-en-3-yl]-1H-1,2,3-triazol-4-yl}-3-methylbutan-2-yl]benzamide
Canonical SMILES:   C/C=C/C[C@H](C(=O)CCl)n1cc(nn1)[C@](C)(C(C)C)NC(=O)c2ccccc2
Standard InChI:   InChI=1S/C21H27ClN4O2/c1-5-6-12-17(18(27)13-22)26-14-19(24-25-26)21(4,15(2)3)23-20(28)16-10-8-7-9-11-16/h5-11,14-15,17H,12-13H2,1-4H3,(H,23,28)/b6-5+/t17-,21+/m1/s1
HET Code:   H7J PubChem:   -
DrugBank:   - ChEMBL:   -
Molecular Formula:   C21H27ClN4O2 Mol. Weight:   402.18225 logP:   3.8945
HBD:   1 HBA:   5
#Rotatable Bonds:   9 TPSA:   76.88
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Nucleophilic Aliphatic Subsititution CYS 25 A 18.26 12.38 Halomethyl Carbonyl
Binding Affinity
-