FhuB

• Description: hydroxamate siderophore ABC transporter (ferrichrome und ferrioxamine) (permease)
  
  

Gene name	fhuB
Synonyms
Essential	no
Product	hydroxamate siderophore ABC transporter (ferrichrome und ferrioxamine) (permease)
Function	siderophore uptake
Gene expression levels in SubtiExpress: fhuB
Interactions involving this protein in SubtInteract: FhuB
Metabolic function and regulation of this protein in SubtiPathways: metal ion homeostasis
MW, pI	40 kDa, 10.142
Gene length, protein length	1152 bp, 384 aa
Immediate neighbours	fhuG, fhuD
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList
Expression at a glance   PubMed

Categories containing this gene/protein

ABC transporters, acquisition of iron, iron metabolism, membrane proteins

This gene is a member of the following regulons

Fur regulon

The gene

Basic information

• Locus tag: BSU33310

Database entries

• DBTBS entry: no entry

• SubtiList entry: [1]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: FecCD subfamily (according to Swiss-Prot)

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:
  • FhuC-(FhuB-FhuG)-(FhuD-YxeB) PubMed

• Localization: cell membrane (according to Swiss-Prot)

Database entries

• Structure:

• UniProt: P49936

• KEGG entry: [2]

• E.C. number:

Expression and regulation

• Operon:

• Expression browser: fhuB PubMed

• Sigma factor:

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

• Regulatory mechanism:
  • Fur: transcription repression PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

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)

Y Quentin, G Fichant, F Denizot
Inventory, assembly and analysis of Bacillus subtilis ABC transport systems.
J Mol Biol: 1999, 287(3);467-84
[PubMed:10092453] [WorldCat.org] [DOI] (P p)