4r42

X-ray diffraction
1.9Å resolution

Crystal structure of KatB, a manganese catalase from Anabaena PCC7120

Released:

Function and Biology Details

Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo hexamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-187109 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Mn-containing catalase Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 236 amino acids
Theoretical weight: 26.47 KDa
Source organism: Nostoc sp. PCC 7120 = FACHB-418
Expression system: Escherichia coli
UniProt:
  • Canonical: Q8YSJ5 (Residues: 1-230; Coverage: 100%)
Gene name: alr3090
Sequence domains: Manganese containing catalase
Structure domains: Ferritin

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RRCAT INDUS-2 BEAMLINE PX-BL21
Spacegroup: P41212
Unit cell:
a: 101.404Å b: 101.404Å c: 136.198Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.136 0.134 0.16
Expression system: Escherichia coli