X-ray diffraction
2.45Å resolution

Crystal structure of B. subtilis PurR bound to ppGpp


Function and Biology Details

Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Pur operon repressor Chains: A, B, C, D, E, F
Molecule details ›
Chains: A, B, C, D, E, F
Length: 285 amino acids
Theoretical weight: 31.26 KDa
Source organism: Bacillus subtilis
Expression system: Escherichia coli
  • Canonical: P37551 (Residues: 1-285; Coverage: 100%)
Gene names: BSU00470, purR, yabI
Sequence domains:

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.3.1
Spacegroup: P1
Unit cell:
a: 60.264Å b: 90.969Å c: 98.708Å
α: 62.75° β: 75.36° γ: 78.53°
R R work R free
0.196 0.194 0.24
Expression system: Escherichia coli