PDB Entry (5maj)
PDB ID: 5maj Resolution: 1.0 Å Exp. Method: X-RAY DIFFRACTION
PMID: 27992115 DOI: 10.1002/cmdc.201600563
Protein
Protein Name: Procathepsin L
Uniprot ID/ACC: P07711 (CATL1_HUMAN) Organism: Homo sapiens (Human)
Gene Symbol: CTSL Gene ID: 1514
Protein Class: HYDROLASE
Ligand
Ligand Name:   4-[cyclopentyl(imidazo[1,2-a]pyridin-2-ylmethyl)amino]-6-morpholino-1,3,5-triazine-2-carbonitrile
Canonical SMILES:   N#Cc1nc(nc(n1)N1CCOCC1)N(Cc1cn2ccccc2n1)C1CCCC1
Standard InChI:   InChI=1S/C21H24N8O/c22-13-18-24-20(27-9-11-30-12-10-27)26-21(25-18)29(17-5-1-2-6-17)15-16-14-28-8-4-3-7-19(28)23-16/h3-4,7-8,14,17H,1-2,5-6,9-12,15H2
HET Code:   7KH PubChem:   -
DrugBank:   - ChEMBL:   -
Molecular Formula:   C21H24N8O Mol. Weight:   404.2073 logP:   2.17678
HBD:   0 HBA:   9
#Rotatable Bonds:   5 TPSA:   95.47
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Nucleophilic Addition to a Triple Bond CYS 25 A 17.49 12.88 Nitrile
Binding Affinity
Database Name Value
PDBBind Ki : 35 nM