PDB Entry (2ajl)
PDB ID: 2ajl Resolution: 2.5 Å Exp. Method: X-RAY DIFFRACTION
PMID: 16236500 DOI: 10.1016/j.bmcl.2005.09.037
Protein
Protein Name: Dipeptidyl peptidase 4
Uniprot ID/ACC: P27487 (DPP4_HUMAN) Organism: Homo sapiens (Human)
Gene Symbol: DPP4 Gene ID: 1803
Protein Class: HYDROLASE
Ligand
Ligand Name:   1-[2-(S)-AMINO-3-BIPHENYL-4-YL-PROPIONYL]-PYRROLIDINE-2-(S)-CARBONITRILE
Canonical SMILES:   N#C[C@@H]1CCCN1C(=O)[C@@H](N)Cc2ccc(cc2)-c3ccccc3
Standard InChI:   InChI=1S/C20H21N3O/c21-14-18-7-4-12-23(18)20(24)19(22)13-15-8-10-17(11-9-15)16-5-2-1-3-6-16/h1-3,5-6,8-11,18-19H,4,7,12-13,22H2/t18-,19-/m0/s1
HET Code:   JNH PubChem:   16755651
DrugBank:   - ChEMBL:   CHEMBL200347
Molecular Formula:   C20H21N3O Mol. Weight:   319.16846 logP:   2.73798
HBD:   1 HBA:   3
#Rotatable Bonds:   4 TPSA:   70.12
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Nucleophilic Addition to a Triple Bond SER 630 I 19.41 - Nitrile
Binding Affinity
Database Name Value
PDBBind Ki : 13 nM