PDBe 4p3v

X-ray diffraction
1.25Å resolution

Crystal structure of the E. coli HU beta2 protein

Released:
Source organism: Escherichia coli K-12
Entry authors: Le Meur R, Coste F, Castaing B

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
DNA-binding protein HU-beta Chain: A
Molecule details ›
Chain: A
Length: 90 amino acids
Theoretical weight: 9.24 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P0ACF4 (Residues: 1-90; Coverage: 100%)
Gene names: JW0430, b0440, hopD, hupB
Sequence domains: Bacterial DNA-binding protein
Structure domains: IHF-like DNA-binding proteins

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID23-1
Spacegroup: P6522
Unit cell:
a: 51.107Å b: 51.107Å c: 110.462Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.156 0.156 0.173
Expression system: Escherichia coli BL21(DE3)