PDBe 1qhg

X-ray diffraction
2.5Å resolution

STRUCTURE OF DNA HELICASE MUTANT WITH ADPNP

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
ATP-dependent DNA helicase PcrA Chain: A
Molecule details ›
Chain: A
Length: 724 amino acids
Theoretical weight: 82.6 KDa
Source organism: Geobacillus stearothermophilus
Expression system: Escherichia coli
UniProt:
  • Canonical: P56255 (Residues: 1-724; Coverage: 100%)
Gene name: pcrA
Sequence domains:
Structure domains:

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SRS BEAMLINE
Spacegroup: P65
Unit cell:
a: 138.098Å b: 138.098Å c: 111.086Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.22 0.22 0.269
Expression system: Escherichia coli