3vu3

X-ray diffraction
2.85Å resolution

Crystal structure of the Hfq and catalase HPII complex

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero 28-mer (preferred)
PDBe Complex ID:
PDB-CPX-141439 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Catalase HPII Chain: A
Molecule details ›
Chain: A
Length: 753 amino acids
Theoretical weight: 84.27 KDa
Source organism: Escherichia coli K-12
UniProt:
  • Canonical: P21179 (Residues: 1-753; Coverage: 100%)
Gene names: JW1721, b1732, katE
Sequence domains:
Structure domains:
RNA-binding protein Hfq Chains: C, D, E, F, G, H
Molecule details ›
Chains: C, D, E, F, G, H
Length: 102 amino acids
Theoretical weight: 11.18 KDa
Source organism: Escherichia coli K-12
UniProt:
  • Canonical: P0A6X3 (Residues: 1-102; Coverage: 100%)
Gene names: JW4130, b4172, hfq
Sequence domains: Hfq protein
Structure domains: SH3 type barrels.

Ligands and Environments


Cofactor: Ligand HEM 1 x HEM
No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL32XU
Spacegroup: I222
Unit cell:
a: 136.432Å b: 159.009Å c: 167.181Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.199 0.196 0.246