› 3a1w

X-ray diffraction
1.9Å resolution

Crystal structue of the G domain of T. maritima FeoB iron iransporter

Released:
DOI: 10.2210/pdb3a1w/pdb
PDB entry 3a1w coloured by chain, front view.
PDB entry 3a1w coloured by chain, side view.
PDB entry 3a1w coloured by chain, top view.
Source organism: Thermotoga maritima
Primary publication:
Structural basis of novel interactions between the small-GTPase and GDI-like domains in prokaryotic FeoB iron transporter.
Hattori M, Jin Y, Nishimasu H, Tanaka Y, Mochizuki M, Uchiumi T, Ishitani R, Ito K, Nureki O
Structure 17 1345-55 (2009)
PMID: 19733088

Function and Biology Details

Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-194430 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Ferrous iron transport protein B Chain: A
Molecule details ›
Chain: A
Length: 168 amino acids
Theoretical weight: 18.53 KDa
Source organism: Thermotoga maritima
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9WXQ8 (Residues: 17-179; Coverage: 24%)
Gene name: TM_0051
Sequence domains: Ferrous iron transport protein B
Structure domains: P-loop containing nucleotide triphosphate hydrolases

Ligands and Environments

1 bound ligand:
Ligand SO4 1 x SO4
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE AR-NW12A
Spacegroup: P41212
Unit cell:
a: 63.175Å b: 63.175Å c: 116.882Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.188 0.187 0.219
Expression system: Escherichia coli

Quick links

Citations

4 review citations

Structure-function relationships of the G domain, a canonical switch motif.
Wittinghofer et al. (2011)
3 more

1 mention without citation

Ins and Outs: Recent Advancements in Membrane Protein-Mediated Prokaryotic Ferrous Iron Transport.
Brown et al. (2021)