› 1qgh

X-ray diffraction
2.35Å resolution

THE X-RAY STRUCTURE OF THE UNUSUAL DODECAMERIC FERRITIN FROM LISTERIA INNOCUA, REVEALS A NOVEL INTERSUBUNIT IRON BINDING SITE.

Released:
DOI: 10.2210/pdb1qgh/pdb
PDB entry 1qgh coloured by chain, front view.
PDB entry 1qgh coloured by chain, side view.
PDB entry 1qgh coloured by chain, top view.
Source organism: Listeria innocua
Primary publication:
The dodecameric ferritin from Listeria innocua contains a novel intersubunit iron-binding site.
Ilari A, Stefanini S, Chiancone E, Tsernoglou D
Nat Struct Biol 7 38-43 (2000)
PMID: 10625425

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
homo dodecamer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
DNA protection during starvation protein Chains: A, B, C, D, E, F, G, H, I, J, K, L
Molecule details ›
Chains: A, B, C, D, E, F, G, H, I, J, K, L
Length: 156 amino acids
Theoretical weight: 18.07 KDa
Source organism: Listeria innocua
UniProt:
  • Canonical: P80725 (Residues: 1-156; Coverage: 100%)
Gene names: dps, flp, fri, lin0942
Sequence domains: Ferritin-like domain
Structure domains: Ferritin

Ligands and Environments

1 bound ligand:
Ligand FE 12 x FE
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: EMBL/DESY, HAMBURG BEAMLINE BW7B
Spacegroup: P212121
Unit cell:
a: 87.54Å b: 137.5Å c: 173.36Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.219 0.219 not available

Quick links

Citations

21 review citations

Bacterial iron homeostasis.
Andrews et al. (2003)
20 more

7 mentions without citation

Protein cage assembly across multiple length scales.
Aumiller et al. (2018)
6 more