1ka8

X-ray diffraction
2.95Å resolution

Crystal Structure of the Phage P4 Origin-Binding Domain

Released:

Function and Biology Details

Reaction catalysed:
ATP + H(2)O = ADP + phosphate
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
PDBe Complex ID:
PDB-CPX-145255 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Putative P4-specific DNA primase Chains: A, B, C, D, E, F
Molecule details ›
Chains: A, B, C, D, E, F
Length: 100 amino acids
Theoretical weight: 11.64 KDa
Source organism: Enterobacteria phage P4
Expression system: Escherichia coli
UniProt:
  • Canonical: P10277 (Residues: 671-770; Coverage: 13%)
Gene name: Alpha
Sequence domains: Poxvirus D5 protein-like
Structure domains: Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P3121
Unit cell:
a: 82.549Å b: 82.549Å c: 232.629Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.241 0.241 0.284
Expression system: Escherichia coli