PDB Entry (6b1o)
PDB ID: 6b1o Resolution: 1.91 Å Exp. Method: X-RAY DIFFRACTION
PMID: 30815539 DOI: 10.1002/edm2.2
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:   saxagliptin M2
Canonical SMILES:   N[C@H](C(=O)N1[C@H]2C[C@H]2C[C@H]1C#N)[C@]12C[C@H]3C[C@](O)(C[C@](O)(C3)C1)C2
Standard InChI:   InChI=1S/C18H25N3O3/c19-6-12-1-11-2-13(11)21(12)15(22)14(20)16-3-10-4-17(23,7-16)9-18(24,5-10)8-16/h10-14,23-24H,1-5,7-9,20H2/t10-,11-,12+,13+,14-,16-,17+,18-/m1/s1
HET Code:   C8S PubChem:   11751172
DrugBank:   - ChEMBL:   -
Molecular Formula:   C18H25N3O3 Mol. Weight:   331.1896 logP:   0.27288
HBD:   3 HBA:   5
#Rotatable Bonds:   2 TPSA:   110.58
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Nucleophilic Addition to a Triple Bond SER 630 A 18.81 - Nitrile
Binding Affinity
Database Name Value
PDBBind IC50 : 3.1 nM