4xax

X-ray diffraction
2.4Å resolution

Crystal structure of Thermus thermophilus CarD in complex 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-178226 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
DNA-directed RNA polymerase subunit beta Chain: A
Molecule details ›
Chain: A
Length: 184 amino acids
Theoretical weight: 20.55 KDa
Source organism: Thermus aquaticus
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9KWU7 (Residues: 17-139, 142-392; Coverage: 16%)
Gene name: rpoB
Sequence domains: RNA polymerase beta subunit
CarD-like/TRCF RNAP-interacting domain-containing protein Chain: B
Molecule details ›
Chain: B
Length: 158 amino acids
Theoretical weight: 17.57 KDa
Source organism: Thermus thermophilus HB8
Expression system: Escherichia coli
UniProt:
  • Canonical: Q5SLX5 (Residues: 3-160; Coverage: 96%)
Gene name: TTHA0168
Sequence domains:
Structure domains:

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X29A
Spacegroup: I4
Unit cell:
a: 149.321Å b: 149.321Å c: 52.256Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.162 0.156 0.18
Expression system: Escherichia coli