X-ray diffraction
1.62Å resolution

X-ray induced reduction of horseradish peroxidase C1A Compound III (100-200% dose)


Function and Biology Details

Reaction catalysed:
2 phenolic donor + H(2)O(2) = 2 phenoxyl radical of the donor + 2 H(2)O
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Peroxidase C1A Chain: A
Molecule details ›
Chain: A
Length: 308 amino acids
Theoretical weight: 33.95 KDa
Source organism: Armoracia rusticana
Expression system: Escherichia coli
  • Canonical: P00433 (Residues: 31-338; Coverage: 95%)
Gene names: HPRC1, PRXC1A
Sequence domains: Peroxidase
Structure domains:

Ligands and Environments

Cofactor: Ligand HEM 1 x HEM
2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-3
Spacegroup: P212121
Unit cell:
a: 40.206Å b: 67.049Å c: 117.146Å
α: 90° β: 90° γ: 90°
R R work R free
0.178 0.178 0.198
Expression system: Escherichia coli