X-ray diffraction
2.4Å resolution

Purine Repressor Mutant Corepressor Binding Domain Structure


Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
HTH-type transcriptional repressor PurR Chains: A, B
Molecule details ›
Chains: A, B
Length: 289 amino acids
Theoretical weight: 32.45 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
  • Canonical: P0ACP7 (Residues: 53-341; Coverage: 85%)
Gene names: JW1650, b1658, purR
Sequence domains: Periplasmic binding protein-like domain
Structure domains: Rossmann fold

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL7-1
Spacegroup: P21
Unit cell:
a: 38.02Å b: 126.13Å c: 61.84Å
α: 90° β: 99.71° γ: 90°
R R work R free
0.178 not available not available
Expression system: Escherichia coli