X-ray diffraction
2.3Å resolution

Crystal Structure of a DinB Homolog (DBH) Lesion Bypass DNA Polymerase Catalytic Fragment from Sulfolobus solfataricus


Function and Biology Details

Reaction catalysed:
Deoxynucleoside triphosphate + DNA(n) = diphosphate + DNA(n+1)
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
DNA polymerase IV Chain: A
Molecule details ›
Chain: A
Length: 221 amino acids
Theoretical weight: 24.84 KDa
Source organism: Saccharolobus solfataricus
Expression system: Escherichia coli
  • Canonical: P96022 (Residues: 2-216; Coverage: 61%)
Gene name: dbh
Sequence domains:
Structure domains:

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X12C
Spacegroup: C2221
Unit cell:
a: 85.988Å b: 87.542Å c: 76.983Å
α: 90° β: 90° γ: 90°
R R work R free
0.227 0.227 0.261
Expression system: Escherichia coli