SrfAC

• Description: surfactin synthetase / competence
  
  

Gene name	srfAC
Synonyms	comL
Essential	no
Product	surfactin synthetase / competence
Function	antibiotic synthesis
Gene expression levels in SubtiExpress: srfAC
MW, pI	143 kDa, 4.97
Gene length, protein length	3822 bp, 1274 aa
Immediate neighbours	comS, srfAD
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

miscellaneous metabolic pathways, biosynthesis of antibacterial compounds, membrane proteins, phosphoproteins

This gene is a member of the following regulons

Abh regulon, CodY regulon, ComA regulon, PerR regulon, Spx regulon

The gene

Basic information

• Locus tag: BSU03510

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: acyl carrier domain (according to Swiss-Prot)

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification: phosphorylation on Ser-1003 PubMed

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization: cell membrane PubMed

Database entries

• Structure: 2VSQ

• UniProt: Q08787

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: srfAA-srfAB-comS-srfAC-srfAD PubMed

• Expression browser: srfAC PubMed

• Sigma factor: SigA PubMed

• Regulation:
  • repressed during growth in the presence of branched chain amino acids (CodY) PubMed
  • repressed during hydrogen peroxide stress (PerR) PubMed
  • expressed at high cell density (ComA) PubMed

• Regulatory mechanism:
  • CodY: transcription repression PubMed
  • ComA: transcription activation PubMed
  • PerR: transcription activation PubMed
  • Spx: transcription repression PubMed
  • Abh: transcription repressionPubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Original publications

Additional publications: PubMed

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)

Alan Tanovic, Stefan A Samel, Lars-Oliver Essen, Mohamed A Marahiel
Crystal structure of the termination module of a nonribosomal peptide synthetase.
Science: 2008, 321(5889);659-63
[PubMed:18583577] [WorldCat.org] [DOI] (I p)

Mitsuo Ogura, Yasutaro Fujita
Bacillus subtilis rapD, a direct target of transcription repression by RghR, negatively regulates srfA expression.
FEMS Microbiol Lett: 2007, 268(1);73-80
[PubMed:17227471] [WorldCat.org] [DOI] (P p)

Boris Macek, Ivan Mijakovic, Jesper V Olsen, Florian Gnad, Chanchal Kumar, Peter R Jensen, Matthias Mann
The serine/threonine/tyrosine phosphoproteome of the model bacterium Bacillus subtilis.
Mol Cell Proteomics: 2007, 6(4);697-707
[PubMed:17218307] [WorldCat.org] [DOI] (P p)

Paul D Straight, Michael A Fischbach, Christopher T Walsh, David Z Rudner, Roberto Kolter
A singular enzymatic megacomplex from Bacillus subtilis.
Proc Natl Acad Sci U S A: 2007, 104(1);305-10
[PubMed:17190806] [WorldCat.org] [DOI] (P p)

Kentaro Hayashi, Taku Ohsawa, Kazuo Kobayashi, Naotake Ogasawara, Mitsuo Ogura
The H2O2 stress-responsive regulator PerR positively regulates srfA expression in Bacillus subtilis.
J Bacteriol: 2005, 187(19);6659-67
[PubMed:16166527] [WorldCat.org] [DOI] (P p)

Natalia Comella, Alan D Grossman
Conservation of genes and processes controlled by the quorum response in bacteria: characterization of genes controlled by the quorum-sensing transcription factor ComA in Bacillus subtilis.
Mol Microbiol: 2005, 57(4);1159-74
[PubMed:16091051] [WorldCat.org] [DOI] (P p)

Shunji Nakano, Michiko M Nakano, Ying Zhang, Montira Leelakriangsak, Peter Zuber
A regulatory protein that interferes with activator-stimulated transcription in bacteria.
Proc Natl Acad Sci U S A: 2003, 100(7);4233-8
[PubMed:12642660] [WorldCat.org] [DOI] (P p)

P Serror, A L Sonenshein
CodY is required for nutritional repression of Bacillus subtilis genetic competence.
J Bacteriol: 1996, 178(20);5910-5
[PubMed:8830686] [WorldCat.org] [DOI] (P p)

D Vollenbroich, N Mehta, P Zuber, J Vater, R M Kamp
Analysis of surfactin synthetase subunits in srfA mutants of Bacillus subtilis OKB105.
J Bacteriol: 1994, 176(2);395-400
[PubMed:8288534] [WorldCat.org] [DOI] (P p)

M M Nakano, L A Xia, P Zuber
Transcription initiation region of the srfA operon, which is controlled by the comP-comA signal transduction system in Bacillus subtilis.
J Bacteriol: 1991, 173(17);5487-93
[PubMed:1715856] [WorldCat.org] [DOI] (P p)