PDB Entry (2r9n)
PDB ID: 2r9n Resolution: 2.0 Å Exp. Method: X-RAY DIFFRACTION
PMID: - DOI: -
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-[(1S)-2-{[(3S)-1-benzyl-3-cyanopyrrolidin-3-yl]amino}-1-(cyclohexylmethyl)-2-oxoethyl]morpholine-4-carboxamide
Canonical SMILES:   O=C(N[C@]1(CCN(Cc2ccccc2)C1)C#N)[C@H](CC1CCCCC1)NC(=O)N1CCOCC1
Standard InChI:   InChI=1S/C26H37N5O3/c27-19-26(11-12-30(20-26)18-22-9-5-2-6-10-22)29-24(32)23(17-21-7-3-1-4-8-21)28-25(33)31-13-15-34-16-14-31/h2,5-6,9-10,21,23H,1,3-4,7-8,11-18,20H2,(H,28,33)(H,29,32)/t23-,26+/m0/s1
HET Code:   Y14 PubChem:   49867880
DrugBank:   - ChEMBL:   CHEMBL1236884
Molecular Formula:   C26H37N5O3 Mol. Weight:   467.28964 logP:   2.65168
HBD:   2 HBA:   5
#Rotatable Bonds:   7 TPSA:   97.7
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Nucleophilic Addition to a Triple Bond CYS 25 A 16.21 10.94 Nitrile
Binding Affinity
-