› 1b4b

X-ray diffraction
2.2Å resolution

STRUCTURE OF THE OLIGOMERIZATION DOMAIN OF THE ARGININE REPRESSOR FROM BACILLUS STEAROTHERMOPHILUS

Released:
DOI: 10.2210/pdb1b4b/pdb
PDB entry 1b4b coloured by chain, front view.
PDB entry 1b4b coloured by chain, side view.
PDB entry 1b4b coloured by chain, top view.
Source organism: Geobacillus stearothermophilus
Primary publication:
Structure of the arginine repressor from Bacillus stearothermophilus.
Ni J, Sakanyan V, Charlier D, Glansdorff N, Van Duyne GD
Nat Struct Biol 6 427-32 (1999)
PMID: 10331868

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
homo hexamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-128282 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Arginine repressor Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 71 amino acids
Theoretical weight: 7.64 KDa
Source organism: Geobacillus stearothermophilus
UniProt:
  • Canonical: O31408 (Residues: 79-149; Coverage: 48%)
Gene name: argR
Sequence domains: Arginine repressor, C-terminal domain
Structure domains: Gyrase A; domain 2

Ligands and Environments

1 bound ligand:
Ligand ARG 3 x ARG
No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P43212
Unit cell:
a: 82Å b: 82Å c: 67.2Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.218 0.218 0.266

Quick links

Citations

3 review citations

Prokaryotic transcription regulators: more than just the helix-turn-helix motif.
Huffman et al. (2002)
2 more

3 mentions without citation

Ab initio protein structure assembly using continuous structure fragments and optimized knowledge-based force field.
Xu et al. (2012)
2 more