› 3r2o

X-ray diffraction
1.95Å resolution

1.95 A resolution structure of As-Isolated FtnA from Pseudomonas aeruginosa (pH 6.0)

Released:
DOI: 10.2210/pdb3r2o/pdb
PDB entry 3r2o coloured by chain, front view.
PDB entry 3r2o coloured by chain, side view.
PDB entry 3r2o coloured by chain, top view.
Source organism: Pseudomonas aeruginosa
Primary publication:
Two distinct ferritin-like molecules in Pseudomonas aeruginosa: the product of the bfrA gene is a bacterial ferritin (FtnA) and not a bacterioferritin (Bfr).
Yao H, Jepkorir G, Lovell S, Nama PV, Weeratunga S, Battaile KP, Rivera M
Biochemistry 50 5236-48 (2011)
PMID: 21574546

Function and Biology Details

Reaction catalysed: 
4 Fe(2+) + 4 H(+) + O(2) = 4 Fe(3+) + 2 H(2)O
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo 24-mer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-191055 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Bacterial ferritin Chain: A
Molecule details ›
Chain: A
Length: 154 amino acids
Theoretical weight: 17.96 KDa
Source organism: Pseudomonas aeruginosa
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q9HWF9 (Residues: 1-154; Coverage: 100%)
Gene names: PA4235, bfrA, ftnA
Sequence domains: Ferritin-like domain
Structure domains: Ferritin

Ligands and Environments

2 bound ligands:
Ligand NA 1 x NA
Ligand SO4 2 x SO4
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 17-ID
Spacegroup: F432
Unit cell:
a: 171.339Å b: 171.339Å c: 171.339Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.191 0.189 0.232
Expression system: Escherichia coli BL21(DE3)

Quick links

Citations

4 review citations

Ferritins: furnishing proteins with iron.
Bradley et al. (2016)
3 more

1 mention without citation

Two distinct ferritin-like molecules in Pseudomonas aeruginosa: the product of the bfrA gene is a bacterial ferritin (FtnA) and not a bacterioferritin (Bfr).
Yao et al. (2011)