PDBe 1jqp

X-ray diffraction
2.4Å resolution

dipeptidyl peptidase I (cathepsin C), a tetrameric cysteine protease of the papain family


Function and Biology Details

Structure analysis Details

Assemblies composition:
homo tetramer
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Dipeptidyl peptidase 1 Chain: A
Molecule details ›
Chain: A
Length: 438 amino acids
Theoretical weight: 49.87 KDa
Source organism: Rattus norvegicus
Expression system: Spodoptera frugiperda
  • Canonical: P80067 (Residues: 25-462; Coverage: 100%)
Gene name: Ctsc
Sequence domains:
Structure domains:

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: MAX II BEAMLINE I711
Spacegroup: P6422
Unit cell:
a: 166.24Å b: 166.24Å c: 80.48Å
α: 90° β: 90° γ: 120°
R R work R free
0.245 0.245 0.274
Expression system: Spodoptera frugiperda