PDB Entry (1h2y)
PDB ID: 1h2y Resolution: 1.78 Å Exp. Method: X-RAY DIFFRACTION
PMID: 12202494 DOI: 10.1074/JBC.M208043200
Protein
Protein Name: Prolyl endopeptidase
Uniprot ID/ACC: P23687 (PPCE_PIG) Organism: Sus scrofa (Pig)
Gene Symbol: PREP Gene ID: 445540
Protein Class: HYDROLASE
Ligand
Ligand Name:   Z-ALA PROLINAL
Canonical SMILES:   c1ccccc1COC(=O)N2CCC[C@H]2C(=O)N3CCC[C@H]3C=O
Standard InChI:   InChI=1S/C18H22N2O4/c21-12-15-8-4-10-19(15)17(22)16-9-5-11-20(16)18(23)24-13-14-6-2-1-3-7-14/h1-3,6-7,12,15-16H,4-5,8-11,13H2/t15-,16-/m0/s1
HET Code:   ZPR PubChem:   122623
DrugBank:   DB03535 ChEMBL:   CHEMBL79993
Molecular Formula:   C18H22N2O4 Mol. Weight:   330.15796 logP:   1.9775
HBD:   0 HBA:   4
#Rotatable Bonds:   4 TPSA:   66.92
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Hemi(thio)acetalization SER 554 A 21.0 - Aldehyde
Binding Affinity
Database Name Value
BindingDB IC50 : 0.33-54 nM , Ki : 0.21-4.3 nM , Ki : 0.35 nM , Ki : 4.3 nM , IC50 : 0.33 nM , IC50 : 1.1 nM , Ki : 0.21 nM , IC50 : 54 nM