SpoIIIAF

• Description: component of the SpoIIIA-SpoIIQ type III secretion system residing in the forespore membrane, required for SigG activation
  
  

Gene name	spoIIIAF
Synonyms
Essential	no
Product	component of a type III secretion system
Function	activation of SigG
MW, pI	23 kDa, 4.952
Gene length, protein length	618 bp, 206 aa
Immediate neighbours	spoIIIAG, spoIIIAE
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

protein secretion, sporulation proteins, membrane proteins

This gene is a member of the following regulons

SigE regulon, SpoIIID regulon

The gene

Basic information

• Locus tag: BSU24380

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family:

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization:
  • membrane protein PubMed

Database entries

• Structure:

• UniProt: P49783

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: spoIIIAA-spoIIIAB-spoIIIAC-spoIIIAD-spoIIIAE-spoIIIAF-spoIIIAG-spoIIIAH PubMed

• Expression browser: spoIIIAF PubMed

• Sigma factor: SigE PubMed

• Regulation: expressed during sporulation in the mother cell (SigE) PubMed, switched off by SpoIIID PubMed

• Regulatory mechanism: SpoIIID: transcription repression PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody: