1o57

X-ray diffraction
2.2Å resolution

CRYSTAL STRUCTURE OF THE PURINE OPERON REPRESSOR OF BACILLUS SUBTILIS

Released:
Model geometry
Fit model/data

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
PDBe Complex ID:
PDB-CPX-153426 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Purine biosynthesis transcriptional repressor PurR Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 291 amino acids
Theoretical weight: 32.09 KDa
Source organism: Bacillus subtilis
Expression system: Escherichia coli
UniProt:
  • Canonical: P37551 (Residues: 1-285; Coverage: 100%)
Gene names: BSU00470, purR, yabI
Sequence domains:
Structure domains:

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-1
Spacegroup: P1
Unit cell:
a: 65.077Å b: 72.156Å c: 82.967Å
α: 84.75° β: 84.03° γ: 67.47°
R-values:
R R work R free
0.1 0.188 0.237
Expression system: Escherichia coli