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Crystal Structure Analysis of Catalase from Exiguobacterium oxidotolerans

X-ray diffraction
2.4Å resolution
PDB 2j2m coloured by chain and viewed from the front.
PDB 2j2m coloured by chain and viewed from the side.
PDB 2j2m coloured by chain and viewed from the top.
Source organism: Exiguobacterium oxidotolerans
Assembly composition:
homo tetramer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Multimeric state: homo tetramer
Accessible surface area: 57900 Å2
Buried surface area: 47600 Å2
Dissociation area: 12,200 Å2
Dissociation energy (ΔGdiss): 164 kcal/mol
Dissociation entropy (TΔSdiss): 18 kcal/mol
Interface energy (ΔGint): -234 kcal/mol
Symmetry number: 4

Macromolecules

Catalase
Chains: A, B, C, D
Length: 491 amino acids
Theoretical weight: 56.59 KDa
Source organism: Exiguobacterium oxidotolerans
UniProt:
  • Canonical: A2A136 (Residues: 1-491; Coverage: 100%)
Gene name: ektA
Pfam:
InterPro:
CATH: Catalase core domain
PDB 2j2m contains 4 copies of Catalase in assembly 1. This protein is highlighted and viewed from the front.
PDB 2j2m contains 4 copies of Catalase in assembly 1. This protein is highlighted and viewed from the side.
PDB 2j2m contains 4 copies of Catalase in assembly 1. This protein is highlighted and viewed from the top.
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