6rn6

X-ray diffraction
2.4Å resolution

DPP1 in complex with inhibitor

Released:

Function and Biology Details

Reaction catalysed:
Release of an N-terminal dipeptide, Xaa-Yaa-|-Zaa-, except when Xaa is Arg or Lys, or Yaa or Zaa is Pro.
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero hexamer (preferred)
PDBe Complex ID:
PDB-CPX-156843 (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
Dipeptidyl peptidase 1 exclusion domain chain Chains: A, D
Molecule details ›
Chains: A, D
Length: 119 amino acids
Theoretical weight: 13.5 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: P53634 (Residues: 25-143; Coverage: 27%)
Gene names: CPPI, CTSC
Sequence domains: Cathepsin C exclusion domain
Dipeptidyl peptidase 1 heavy chain Chains: B, E
Molecule details ›
Chains: B, E
Length: 163 amino acids
Theoretical weight: 18.37 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: P53634 (Residues: 230-391; Coverage: 37%)
Gene names: CPPI, CTSC
Sequence domains: Papain family cysteine protease
Dipeptidyl peptidase 1 light chain Chains: C, F
Molecule details ›
Chains: C, F
Length: 69 amino acids
Theoretical weight: 7.58 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: P53634 (Residues: 395-463; Coverage: 16%)
Gene names: CPPI, CTSC

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID23-2
Spacegroup: P3121
Unit cell:
a: 84.591Å b: 84.591Å c: 223.385Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.176 0.174 0.221
Expression system: Spodoptera frugiperda