X-ray diffraction
2.85Å resolution



Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Psp operon transcriptional activator Chain: A
Molecule details ›
Chain: A
Length: 259 amino acids
Theoretical weight: 29.39 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
  • Canonical: P37344 (Residues: 1-259; Coverage: 80%)
Gene names: JW1296, b1303, pspF, ycjB
Sequence domains: Sigma-54 interaction domain
Structure domains:

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID29
Spacegroup: P65
Unit cell:
a: 113.607Å b: 113.607Å c: 39.358Å
α: 90° β: 90° γ: 120°
R R work R free
0.186 0.186 0.241
Expression system: Escherichia coli