1ggk

X-ray diffraction
2.26Å resolution

CRYSTAL STRUCTURE OF CATALASE HPII FROM ESCHERICHIA COLI, ASN201HIS VARIANT.

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Catalase HPII Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 753 amino acids
Theoretical weight: 84.3 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P21179 (Residues: 1-753; Coverage: 100%)
Gene names: JW1721, b1732, katE
Sequence domains: Catalase
Structure domains:

Ligands and Environments


Cofactor: Ligand HEM 4 x HEM
No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P21
Unit cell:
a: 95.23Å b: 134.7Å c: 124.45Å
α: 90° β: 109.41° γ: 90°
R-values:
R R work R free
0.143 0.13 0.208
Expression system: Escherichia coli