3ez5

X-ray diffraction
1.9Å resolution

Cocrystal structure of Bacillus fragment DNA polymerase I with duplex DNA , dCTP, and zinc (closed form).

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
PDBe Complex ID:
PDB-CPX-116229 (preferred)
Entry contents:
1 distinct polypeptide molecule
2 distinct DNA molecules
Macromolecules (4 distinct):
DNA polymerase I Chains: A, D
Molecule details ›
Chains: A, D
Length: 580 amino acids
Theoretical weight: 66.2 KDa
Source organism: Geobacillus stearothermophilus
Expression system: Escherichia coli
UniProt:
  • Canonical: P52026 (Residues: 299-876; Coverage: 66%)
Gene names: pol, polA
Sequence domains: DNA polymerase family A
Structure domains:
5'-D(*DCP*DCP*DTP*DGP*DAP*DCP*DTP*DCP*DG)-3' Chains: B, E
Molecule details ›
Chains: B, E
Length: 9 nucleotides
Theoretical weight: 2.69 KDa
Source organism: Geobacillus stearothermophilus
Expression system: Not provided
5'-D(*DAP*DTP*DTP*DCP*DGP*DAP*DGP*DTP*DCP*DAP*DGP*DG)-3' Chains: C, F
Molecule details ›
Chains: C, F
Length: 12 nucleotides
Theoretical weight: 3.7 KDa
Source organism: Geobacillus stearothermophilus
Expression system: Not provided

Ligands and Environments

Carbohydrate polymer : NEW Components: GLC, FRU
3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 22-ID
Spacegroup: P212121
Unit cell:
a: 92.551Å b: 108.572Å c: 149.756Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.212 0.211 0.244
Expression systems:
  • Escherichia coli
  • Not provided