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Structure of Helicobacter pylori catalase with formic acid bound

X-ray diffraction
1.6Å resolution
PDB entry 1qwm coloured by chain, front view.
PDB entry 1qwm coloured by chain, side view.
PDB entry 1qwm coloured by chain, top view.
Source organism: Helicobacter pylori
Assembly composition:
homo tetramer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Catalase
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Multimeric state: homo tetramer
Accessible surface area: 55850.66 Å2
Buried surface area: 62427.19 Å2
Dissociation area: 14,187.38 Å2
Dissociation energy (ΔGdiss): 177.02 kcal/mol
Dissociation entropy (TΔSdiss): 19.2 kcal/mol
Symmetry number: 4
PDBe Complex ID: PDB-CPX-160209

Macromolecules

Catalase
Chains: A, B
Length: 505 amino acids
Theoretical weight: 58.73 KDa
Source organism: Helicobacter pylori
Expression system: Escherichia coli
UniProt:
  • Canonical: P77872 (Residues: 1-505; Coverage: 100%)
Gene names: HP_0875, katA
Pfam:
InterPro:
CATH: Catalase core domain
SCOP: Heme-dependent catalases
Catalase in PDB entry 1qwm, assembly 1, front view.
Catalase in PDB entry 1qwm, assembly 1, side view.
Catalase in PDB entry 1qwm, assembly 1, top view.
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