3bq1

X-ray diffraction
2.7Å resolution

Insertion ternary complex of Dbh DNA polymerase

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
PDBe Complex ID:
PDB-CPX-116100 (preferred)
Entry contents:
1 distinct polypeptide molecule
2 distinct DNA molecules
Macromolecules (3 distinct):
DNA polymerase IV Chain: A
Molecule details ›
Chain: A
Length: 354 amino acids
Theoretical weight: 40.05 KDa
Source organism: Sulfolobus acidocaldarius
Expression system: Escherichia coli
UniProt:
  • Canonical: Q4JB80 (Residues: 1-354; Coverage: 100%)
Gene names: Saci_0554, dbh
Sequence domains:
Structure domains:
DNA (5'-D(*DGP*DAP*DAP*DGP*DCP*DCP*DGP*DGP*DCP*DG)-3') Chain: P
Molecule details ›
Chain: P
Length: 10 nucleotides
Theoretical weight: 3.1 KDa
Source organism: Sulfolobus acidocaldarius
Expression system: Not provided
DNA (5'-D(*DT*DTP*DCP*DCP*DGP*DCP*DCP*DCP*DGP*DGP*DCP*DTP*DTP*DCP*DC)-3') Chain: T
Molecule details ›
Chain: T
Length: 15 nucleotides
Theoretical weight: 4.47 KDa
Source organism: Sulfolobus acidocaldarius
Expression system: Not provided

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X29A
Spacegroup: P41212
Unit cell:
a: 124.96Å b: 124.96Å c: 70.21Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.207 0.204 0.267
Expression systems:
  • Escherichia coli
  • Not provided