EfeO

• Description: lipoprotein, elemental iron uptake system (binding protein), high affinity uptake of ferric iron (Fe(III))
  
  

Gene name	ywbM
Synonyms	ipa-28d
Essential	no
Product	elemental iron uptake system (binding protein)
Function	elemental iron uptake
Gene expression levels in SubtiExpress: efeO
Interactions involving this protein in SubtInteract: EfeO
Metabolic function and regulation of this protein in SubtiPathways: EfeO
MW, pI	42 kDa, 4.712
Gene length, protein length	1155 bp, 385 aa
Immediate neighbours	efeB, efeU
Sequences	Protein DNA DNA_with_flanks
Genetic context This image was kindly provided by SubtiList
Expression at a glance   PubMed

Categories containing this gene/protein

transporters/ other, acquisition of iron, iron metabolism, membrane proteins

This gene is a member of the following regulons

Fur regulon

The gene

Basic information

• Locus tag: BSU38270

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:
  • binds ferric iron (Fe(III)) with strong selectivity PubMed

• Protein family: UPF0409 family (according to Swiss-Prot)

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:
  • EfeO-EfeU-EfeB PubMed

• Localization:
  • membrane PubMed
  • extracytosolic lipoprotein PubMed

Database entries

• Structure:

• UniProt: P39596

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon:
  • efeU-efeO-efeB PubMed

• Expression browser: efeO PubMed

• Sigma factor: SigA PubMed

• Regulation:
  • induced upon iron starvation (Fur) PubMed

• Regulatory mechanism:
  • Fur: transcription repression PubMed

• Additional information:
  • number of protein molecules per cell (minimal medium with glucose and ammonium): 1047 PubMed
  • number of protein molecules per cell (complex medium with amino acids, without glucose): 2113 PubMed

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Marcus Miethke, Carmine G Monteferrante, Mohamed A Marahiel, Jan Maarten van Dijl
The Bacillus subtilis EfeUOB transporter is essential for high-affinity acquisition of ferrous and ferric iron.
Biochim Biophys Acta: 2013, 1833(10);2267-78
[PubMed:23764491] [WorldCat.org] [DOI] (P p)

Carmine G Monteferrante, Calum MacKichan, Elodie Marchadier, Maria-Victoria Prejean, Rut Carballido-López, Jan Maarten van Dijl
Mapping the twin-arginine protein translocation network of Bacillus subtilis.
Proteomics: 2013, 13(5);800-11
[PubMed:23180473] [WorldCat.org] [DOI] (I p)

Hannes Hahne, Susanne Wolff, Michael Hecker, Dörte Becher
From complementarity to comprehensiveness--targeting the membrane proteome of growing Bacillus subtilis by divergent approaches.
Proteomics: 2008, 8(19);4123-36
[PubMed:18763711] [WorldCat.org] [DOI] (I p)

Juliane Ollinger, Kyung-Bok Song, Haike Antelmann, Michael Hecker, John D Helmann
Role of the Fur regulon in iron transport in Bacillus subtilis.
J Bacteriol: 2006, 188(10);3664-73
[PubMed:16672620] [WorldCat.org] [DOI] (P p)

Noel Baichoo, Tao Wang, Rick Ye, John D Helmann
Global analysis of the Bacillus subtilis Fur regulon and the iron starvation stimulon.
Mol Microbiol: 2002, 45(6);1613-29
[PubMed:12354229] [WorldCat.org] [DOI] (P p)

E Presecan, I Moszer, L Boursier, H Cruz Ramos, V de la Fuente, M-F Hullo, C Lelong, S Schleich, A Sekowska, B H Song, G Villani, F Kunst, A Danchin, P Glaser
The Bacillus subtilis genome from gerBC (311 degrees) to licR (334 degrees).
Microbiology (Reading): 1997, 143 ( Pt 10);3313-3328
[PubMed:9353933] [WorldCat.org] [DOI] (P p)