4hyk

X-ray diffraction
2.8Å resolution

Dbh Ternary Complex (substrates partially disordered)

Released:

Function and Biology Details

Reaction catalysed:
Deoxynucleoside triphosphate + DNA(n) = diphosphate + DNA(n+1)
Biochemical function:
Cellular component:

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
PDBe Complex ID:
PDB-CPX-117618 (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 DSM 639
Expression system: Escherichia coli
UniProt:
  • Canonical: Q4JB80 (Residues: 1-354; Coverage: 100%)
Gene names: Saci_0554, dbh
Sequence domains:
Structure domains:
DNA (5'-D(*GP*GP*GP*AP*AP*GP*CP*CP*GP*G)-3') Chain: P
Molecule details ›
Chain: P
Length: 10 nucleotides
Theoretical weight: 3.14 KDa
Source organism: synthetic construct
Expression system: Not provided
DNA (5'-D(*TP*TP*CP*CP*GP*CP*CP*CP*CP*GP*GP*CP*TP*TP*CP*CP*C)-3') Chain: T
Molecule details ›
Chain: T
Length: 17 nucleotides
Theoretical weight: 5.05 KDa
Source organism: synthetic construct
Expression system: Not provided

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU MICROMAX-007
Spacegroup: P41212
Unit cell:
a: 122.642Å b: 122.642Å c: 69.923Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.242 0.234 0.313
Expression systems:
  • Escherichia coli
  • Not provided