PDB Entry (2fra)
PDB ID: 2fra Resolution: 1.9 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:   CRA-27934
Canonical SMILES:   Oc1ccc(cc1)[C@@H](C(F)(F)F)N[C@H](C(=O)NC2(C#N)CC2)CS(=O)(=O)Cc3ccccc3
Standard InChI:   InChI=1S/C22H22F3N3O4S/c23-22(24,25)19(16-6-8-17(29)9-7-16)27-18(20(30)28-21(14-26)10-11-21)13-33(31,32)12-15-4-2-1-3-5-15/h1-9,18-19,27,29H,10-13H2,(H,28,30)/t18-,19-/m0/s1
HET Code:   CRV PubChem:   11283042
DrugBank:   - ChEMBL:   -
Molecular Formula:   C22H22F3N3O4S Mol. Weight:   481.12833 logP:   2.74118
HBD:   3 HBA:   6
#Rotatable Bonds:   9 TPSA:   119.29
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Nucleophilic Addition to a Triple Bond CYS 25 B 16.47 10.72 Nitrile
Binding Affinity
-