EfeB

• Description: elemental iron uptake system (binding protein)
  
  

Gene name	ywbN
Synonyms	ipa-29d
Essential	no
Product	elemental iron uptake system (binding protein)
Function	iron uptake
MW, pI	45 kDa, 8.64
Gene length, protein length	1248 bp, 416 aa
Immediate neighbours	ywbO, ywbM
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

The gene

Basic information

• Locus tag: BSU38260

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

Categories containing this gene/protein

transporters/ other, acquisition of iron, iron metabolism, cell envelope stress proteins (controlled by SigM, W, X, Y)

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: DyP-type peroxidase family (according to Swiss-Prot)

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization: secreted (according to Swiss-Prot), extracellular, secreted by the TatAY-TatCY complex PubMed

Database entries

• Structure:

• UniProt: P39597

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon:
  • ywbL-ywbM-ywbN PubMed
  • ywbN PubMed

• Sigma factor:
  • ywbN: SigX, SigW PubMed

• 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:

Labs working on this gene/protein

Jan Maarten van Dijl, Groningen, Netherlands