6dsx

X-ray diffraction
1.99Å resolution

Bst DNA polymerase I post-chemistry (n+1 with dATP soak) structure

Released:

Function and Biology Details

Reaction catalysed:
Deoxynucleoside triphosphate + DNA(n) = diphosphate + DNA(n+1)
Biochemical function:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
Entry contents:
1 distinct polypeptide molecule
2 distinct DNA molecules
Macromolecules (3 distinct):
DNA polymerase I Chain: A
Molecule details ›
Chain: A
Length: 580 amino acids
Theoretical weight: 66.23 KDa
Source organism: Geobacillus stearothermophilus
Expression system: Escherichia coli
UniProt:
  • Canonical: E1C9K5 (Residues: 1-580; Coverage: 100%)
Gene name: polA
Sequence domains: DNA polymerase family A
DNA (5'-D(*GP*CP*GP*AP*TP*CP*AP*CP*GP*TP*A)-3') Chain: P
Molecule details ›
Chain: P
Length: 11 nucleotides
Theoretical weight: 3.36 KDa
Source organism: synthetic construct
Expression system: Not provided
DNA (5'-D(*GP*TP*AP*CP*GP*TP*GP*AP*TP*CP*GP*CP*A)-3') Chain: T
Molecule details ›
Chain: T
Length: 13 nucleotides
Theoretical weight: 3.99 KDa
Source organism: synthetic construct
Expression system: Not provided

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.2.1
Spacegroup: P212121
Unit cell:
a: 87.116Å b: 93.576Å c: 105.37Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.186 0.184 0.22
Expression systems:
  • Escherichia coli
  • Not provided