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Crystal structure of Campylobacter jejuni peroxide stress regulator

X-ray diffraction
2.71Å resolution
PDB entry 6dk4 coloured by chain, front view.
PDB entry 6dk4 coloured by chain, side view.
PDB entry 6dk4 coloured by chain, top view.
Source organism: Campylobacter jejuni
Assembly composition:
homo dimer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Peroxide stress regulator
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Multimeric state: homo dimer
Accessible surface area: 14425.78 Å2
Buried surface area: 3755.11 Å2
Dissociation area: 1,352.12 Å2
Dissociation energy (ΔGdiss): 16.18 kcal/mol
Dissociation entropy (TΔSdiss): 12.14 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-171056

Macromolecules

Peroxide stress regulator
Chains: A, B
Length: 142 amino acids
Theoretical weight: 16.75 KDa
Source organism: Campylobacter jejuni
Expression system: Escherichia coli
UniProt:
  • Canonical: Q0PBI7 (Residues: 1-136; Coverage: 100%)
Gene names: Cj0322, perR
Pfam: Ferric uptake regulator family
InterPro:
Peroxide stress regulator in PDB entry 6dk4, assembly 1, front view.
Peroxide stress regulator in PDB entry 6dk4, assembly 1, side view.
Peroxide stress regulator in PDB entry 6dk4, assembly 1, top view.
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