X-ray diffraction
2.4Å resolution

Function and Biology Details

Reaction catalysed:
ATP-dependent breakage, passage and rejoining of double-stranded DNA
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
DNA gyrase subunit B Chains: A, B
Molecule details ›
Chains: A, B
Length: 187 amino acids
Theoretical weight: 21.44 KDa
Source organism: Staphylococcus aureus 04-02981
Expression system: Escherichia coli BL21(DE3)
  • Canonical: Q6GKU0 (Residues: 23-231; Coverage: 29%)
Gene names: SAR0005, gyrB
Sequence domains: Histidine kinase-, DNA gyrase B-, and HSP90-like ATPase
Structure domains: Histidine kinase-like ATPase, C-terminal domain

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 5.0.2
Spacegroup: C2
Unit cell:
a: 143.46Å b: 55.73Å c: 50.8Å
α: 90° β: 100.42° γ: 90°
R R work R free
0.191 0.188 0.239
Expression system: Escherichia coli BL21(DE3)