PDBe 1ppo

X-ray diffraction
1.8Å resolution

DETERMINATION OF THE STRUCTURE OF PAPAYA PROTEASE OMEGA

Released:
Source organism: Carica papaya

Function and Biology Details

Reaction catalysed:
Hydrolysis of proteins with broad specificity for peptide bonds, similar to those of papain and chymopapain. 
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Caricain Chain: A
Molecule details ›
Chain: A
Length: 216 amino acids
Theoretical weight: 23.33 KDa
Source organism: Carica papaya
Expression system: Not provided
UniProt:
  • Canonical: P10056 (Residues: 133-348; Coverage: 65%)
Sequence domains: Papain family cysteine protease
Structure domains: Cysteine proteinases

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P3112
Unit cell:
a: 74.11Å b: 74.11Å c: 77.81Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.155 not available not available
Expression system: Not provided