› 1yal

X-ray diffraction
1.7Å resolution

CARICA PAPAYA CHYMOPAPAIN AT 1.7 ANGSTROMS RESOLUTION

Released:
DOI: 10.2210/pdb1yal/pdb
PDB entry 1yal coloured by chain, front view.
PDB entry 1yal coloured by chain, side view.
PDB entry 1yal coloured by chain, top view.
Source organism: Carica papaya
Primary publication:
Structure of chymopapain at 1.7 A resolution.
Maes D, Bouckaert J, Poortmans F, Wyns L, Looze Y
Biochemistry 35 16292-8 (1996)
PMID: 8973203

Function and Biology Details

Reaction catalysed: 
Similar to that of papain.
Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-146849 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Chymopapain Chain: A
Molecule details ›
Chain: A
Length: 218 amino acids
Theoretical weight: 23.78 KDa
Source organism: Carica papaya
UniProt:
  • Canonical: P14080 (Residues: 135-352; Coverage: 65%)
Sequence domains: Papain family cysteine protease
Structure domains: Cysteine proteinases

Ligands and Environments

No bound ligands
1 modified residue:
Ligand SCH 2 x SCH

Experiments and Validation Details

Entry percentile scores
X-ray source: OTHER
Spacegroup: C2
Unit cell:
a: 145.18Å b: 32.35Å c: 47.42Å
α: 90° β: 98.37° γ: 90°
R-values:
R R work R free
0.192 0.192 not available

Quick links

Citations

3 review citations

The lysosomal cysteine proteases.
McGrath ME. (1999)
2 more

11 mentions without citation

The crystal structure of Pseudomonas avirulence protein AvrPphB: a papain-like fold with a distinct substrate-binding site.
Zhu et al. (2004)
10 more