1kq1

X-ray diffraction
1.55Å resolution

1.55 A Crystal structure of the pleiotropic translational regulator, Hfq

Released:

Function and Biology Details

Biochemical function:
Cellular component:

Structure analysis Details

Assembly composition:
homo hexamer (preferred)
PDBe Complex ID:
PDB-CPX-101983 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
RNA-binding protein Hfq Chains: A, B, H, I, K, M, N, R, S, T, W, Y
Molecule details ›
Chains: A, B, H, I, K, M, N, R, S, T, W, Y
Length: 77 amino acids
Theoretical weight: 8.79 KDa
Source organism: Staphylococcus aureus
Expression system: Escherichia coli
UniProt:
  • Canonical: A0A0H3JV59 (Residues: 1-77; Coverage: 100%)
Gene names: SAV1305, hfq
Sequence domains: Hfq protein
Structure domains: SH3 type barrels.

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL9-1
Spacegroup: P21
Unit cell:
a: 67.03Å b: 89.95Å c: 67.77Å
α: 90° β: 97.95° γ: 90°
R-values:
R R work R free
0.237 0.237 0.259
Expression system: Escherichia coli