PDBe 8ico

X-ray diffraction
2.7Å resolution

DNA POLYMERASE BETA (POL B) (E.C.2.7.7.7) COMPLEXED WITH SEVEN BASE PAIRS OF DNA; SOAKED IN THE PRESENCE OF AZT-TP (1 MILLIMOLAR) AND MNCL2 (5 MILLIMOLAR)

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
Entry contents:
1 distinct polypeptide molecule
2 distinct DNA molecules
Macromolecules (3 distinct):
DNA polymerase beta Chain: A
Molecule details ›
Chain: A
Length: 335 amino acids
Theoretical weight: 38.24 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P06746 (Residues: 1-335; Coverage: 100%)
Gene name: POLB
Sequence domains:
Structure domains:
DNA (5'-D(*CP*AP*TP*TP*AP*GP*AP*A)-3') Chain: T
Molecule details ›
Chain: T
Length: 8 nucleotides
Theoretical weight: 2.43 KDa
Source organism: Homo sapiens
Expression system: Not provided
DNA (5'-D(*TP*CP*TP*AP*AP*TP*G)-3') Chain: P
Molecule details ›
Chain: P
Length: 7 nucleotides
Theoretical weight: 2.11 KDa
Source organism: Homo sapiens
Expression system: Not provided

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: P21212
Unit cell:
a: 179.687Å b: 57.631Å c: 48.285Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.181 not available not available
Expression systems:
  • Escherichia coli
  • Not provided