PDBe 1ab4

X-ray diffraction
2.8Å resolution

59KDA FRAGMENT OF GYRASE A FROM E. COLI

Released:

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
DNA gyrase subunit A Chain: A
Molecule details ›
Chain: A
Length: 493 amino acids
Theoretical weight: 55.38 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P0AES4 (Residues: 30-522; Coverage: 56%)
Gene names: JW2225, b2231, gyrA, hisW, nalA, parD
Sequence domains: DNA gyrase/topoisomerase IV, subunit A
Structure domains:

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RUH2R
Spacegroup: I41
Unit cell:
a: 119.63Å b: 119.63Å c: 94.98Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.226 0.226 0.31
Expression system: Escherichia coli