1q9y

X-ray diffraction
2.8Å resolution

CRYSTAL STRUCTURE OF ENTEROBACTERIA PHAGE RB69 GP43 DNA POLYMERASE COMPLEXED WITH 8-OXOGUANOSINE CONTAINING DNA

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
PDBe Complex ID:
PDB-CPX-114424 (preferred)
Entry contents:
1 distinct polypeptide molecule
2 distinct DNA molecules
Macromolecules (3 distinct):
DNA-directed DNA polymerase Chain: A
Molecule details ›
Chain: A
Length: 906 amino acids
Theoretical weight: 104.94 KDa
Source organism: Escherichia phage RB69
Expression system: Escherichia coli
UniProt:
  • Canonical: Q38087 (Residues: 1-903; Coverage: 100%)
Gene name: 43
Sequence domains:
Structure domains:
5'-AC(8-OXOGUANOSINE)GGTAAGCAGTCCGCG-3' Chain: T
Molecule details ›
Chain: T
Length: 18 nucleotides
Theoretical weight: 5.58 KDa
Source organism: Escherichia phage RB69
Expression system: Not provided
5'-GCGGACTGCTTAC(DIDEOXYCYTIDINE)-3' Chain: P
Molecule details ›
Chain: P
Length: 14 nucleotides
Theoretical weight: 4.24 KDa
Source organism: Escherichia phage RB69
Expression system: Not provided

Ligands and Environments

2 bound ligands:
2 modified residues:

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X25
Spacegroup: P212121
Unit cell:
a: 80.822Å b: 118.565Å c: 127.224Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.207 0.204 0.271
Expression systems:
  • Escherichia coli
  • Not provided