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
Gene expression levels in SubtiExpress: ywbN
Interactions involving this protein in SubtInteract: YwbN
Metabolic function and regulation of this protein in SubtiPathways: Protein secretion
MW, pI	45 kDa, 8.64
Gene length, protein length	1248 bp, 416 aa
Immediate neighbours	ywbO, ywbM
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, cell envelope stress proteins (controlled by SigM, V, W, X, Y), membrane proteins

This gene is a member of the following regulons

Fur regulon, SigM regulon, SigW regulon, SigX regulon

The gene

Basic information

• Locus tag: BSU38260

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

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:
  • (YwbL-YwbM)-YwbN PubMed

• Localization:
  • extracellular, secreted by the TatAY-TatCY complex PubMed
  • TatAY-TatCY-dependent export of YwbN requires a functional WprA PubMed
  • forms a membrane-bound complex with YwbM and YwbL for iron uptake PubMed

Database entries

• Structure:

• UniProt: P39597

• KEGG entry: [3]

• E.C. number:

Expression and regulation

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

• Expression browser: ywbN PubMed

• Sigma factor:
  • ywbN: SigM PubMed, 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