3f8s

X-ray diffraction
2.43Å resolution

Function and Biology Details

Reaction catalysed:
Release of an N-terminal dipeptide, Xaa-Yaa-|-Zaa-, from a polypeptide, preferentially when Yaa is Pro, provided Zaa is neither Pro nor hydroxyproline.
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assemblies composition:
monomeric (preferred)
homo dimer
Assembly name:
PDBe Complex ID:
PDB-CPX-151014 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
Dipeptidyl peptidase 4 Chains: A, B
Molecule details ›
Chains: A, B
Length: 748 amino acids
Theoretical weight: 86.65 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: P27487 (Residues: 31-766; Coverage: 96%)
Gene names: ADCP2, CD26, DPP4
Sequence domains:
Structure domains:

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG
2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 17-ID
Spacegroup: P212121
Unit cell:
a: 65.429Å b: 67.141Å c: 421.529Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.246 0.243 0.295
Expression system: Spodoptera frugiperda