X-ray diffraction
2.8Å resolution

Crystal Structure of the E.coli DnaG C-terminal domain (residues 434 to 581)


Function and Biology Details

Structure analysis Details

Assemblies composition:
monomeric (preferred)
homo tetramer
Entry contents:
1 distinct polypeptide molecule
DNA primase Chains: A, B
Molecule details ›
Chains: A, B
Length: 148 amino acids
Theoretical weight: 16.86 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli BL21(DE3)
  • Canonical: P0ABS5 (Residues: 434-581; Coverage: 26%)
Gene names: JW3038, b3066, dnaG, dnaP, parB
Sequence domains: DNA primase DnaG DnaB-binding
Structure domains: DNAb Helicase; Chain A

Ligands and Environments

1 bound ligand:

1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 14-ID-B
Spacegroup: I4122
Unit cell:
a: 142.239Å b: 142.239Å c: 192.131Å
α: 90° β: 90° γ: 90°
R R work R free
0.271 0.269 0.308
Expression system: Escherichia coli BL21(DE3)