3mlq

X-ray diffraction
2.91Å resolution

Crystal structure of the Thermus thermophilus transcription-repair coupling factor RNA polymerase interacting domain with the Thermus aquaticus RNA polymerase beta1 domain

Released:

Function and Biology Details

Reaction catalysed:
Nucleoside triphosphate + RNA(n) = diphosphate + RNA(n+1)
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-180877 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
DNA-directed RNA polymerase subunit beta Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 188 amino acids
Theoretical weight: 21.08 KDa
Source organism: Thermus aquaticus
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9KWU7 (Residues: 17-139, 142-395; Coverage: 17%)
Gene name: rpoB
Sequence domains: RNA polymerase beta subunit
Transcription-repair-coupling factor Chains: E, F, G, H
Molecule details ›
Chains: E, F, G, H
Length: 71 amino acids
Theoretical weight: 8 KDa
Source organism: Thermus thermophilus HB27
Expression system: Escherichia coli
UniProt:
  • Canonical: Q72KB4 (Residues: 321-387; Coverage: 7%)
Gene names: TT_C0533, mfd
Sequence domains: CarD-like/TRCF RID domain
Structure domains: Thrombin, subunit H

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 24-ID-E
Spacegroup: P43
Unit cell:
a: 106.585Å b: 106.585Å c: 122.301Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.228 0.227 0.25
Expression system: Escherichia coli