RsiW

• Description: anti-SigW
  
  

Gene name	rsiW
Synonyms	ybbM
Essential	no
Product	anti-SigW
Function	control of SigW activity
Gene expression levels in SubtiExpress: rsiW
Interactions involving this protein in SubtInteract: RsiW
MW, pI	23 kDa, 6.646
Gene length, protein length	624 bp, 208 aa
Immediate neighbours	sigW, cdaA
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

sigma factors and their control, cell envelope stress proteins (controlled by SigM, V, W, X, Y), membrane proteins

This gene is a member of the following regulons

AbrB regulon, SigW regulon

The gene

Basic information

• Locus tag: BSU01740

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: anti-sigma-W factor family (according to Swiss-Prot)

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity: degraded by RasP and PrsW under conditions of alkali shock or in the presence of antimicrobial peptides, respectively. This results in the release of SigW

• Interactions:
  • PrsW-RsiW (proteolysis) PubMed
  • RasP-RsiW (proteolysis)
  • RsiW-SigW PubMed

• Localization: membrane (according to Swiss-Prot)

Database entries

• Structure:

• UniProt: Q45588

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: sigW-rsiW PubMed

• Expression browser: rsiW PubMed

• Sigma factor: SigW PubMed

• Regulation:
  • induced under conditions of alkali shock or in the presence of the toxin SdpC (SigW) PubMed
  • repressed during logrithmic growth (AbrB) PubMed

• Regulatory mechanism:
  • AbrB: transcription repression PubMed

• Additional information: the mRNA is very stable (half-life > 15 min) PubMed

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

Labs working on this gene/protein

Thomas Wiegert, University of Bayreuth, Germany Homepage

References

Reviews

Additional reviews: PubMed

Original Publications

Janine Heinrich, Kerstin Hein, Thomas Wiegert
Two proteolytic modules are involved in regulated intramembrane proteolysis of Bacillus subtilis RsiW.
Mol Microbiol: 2009, 74(6);1412-26
[PubMed:19889088] [WorldCat.org] [DOI] (I p)

Janine Heinrich, Tuula Lundén, Vesa P Kontinen, Thomas Wiegert
The Bacillus subtilis ABC transporter EcsAB influences intramembrane proteolysis through RasP.
Microbiology (Reading): 2008, 154(Pt 7);1989-1997
[PubMed:18599827] [WorldCat.org] [DOI] (P p)

Janine Heinrich, Thomas Wiegert
YpdC determines site-1 degradation in regulated intramembrane proteolysis of the RsiW anti-sigma factor of Bacillus subtilis.
Mol Microbiol: 2006, 62(2);566-79
[PubMed:17020587] [WorldCat.org] [DOI] (P p)

Stephan Zellmeier, Wolfgang Schumann, Thomas Wiegert
Involvement of Clp protease activity in modulating the Bacillus subtilissigmaw stress response.
Mol Microbiol: 2006, 61(6);1569-82
[PubMed:16899079] [WorldCat.org] [DOI] (P p)

Craig D Ellermeier, Richard Losick
Evidence for a novel protease governing regulated intramembrane proteolysis and resistance to antimicrobial peptides in Bacillus subtilis.
Genes Dev: 2006, 20(14);1911-22
[PubMed:16816000] [WorldCat.org] [DOI] (P p)

Susanne Schöbel, Stephan Zellmeier, Wolfgang Schumann, Thomas Wiegert
The Bacillus subtilis sigmaW anti-sigma factor RsiW is degraded by intramembrane proteolysis through YluC.
Mol Microbiol: 2004, 52(4);1091-105
[PubMed:15130127] [WorldCat.org] [DOI] (P p)

Mika Yoshimura, Kei Asai, Yoshito Sadaie, Hirofumi Yoshikawa
Interaction of Bacillus subtilis extracytoplasmic function (ECF) sigma factors with the N-terminal regions of their potential anti-sigma factors.
Microbiology (Reading): 2004, 150(Pt 3);591-599
[PubMed:14993308] [WorldCat.org] [DOI] (P p)

G Hambraeus, C von Wachenfeldt, L Hederstedt
Genome-wide survey of mRNA half-lives in Bacillus subtilis identifies extremely stable mRNAs.
Mol Genet Genomics: 2003, 269(5);706-14
[PubMed:12884008] [WorldCat.org] [DOI] (P p)

Min Cao, Tao Wang, Rick Ye, John D Helmann
Antibiotics that inhibit cell wall biosynthesis induce expression of the Bacillus subtilis sigma(W) and sigma(M) regulons.
Mol Microbiol: 2002, 45(5);1267-76
[PubMed:12207695] [WorldCat.org] [DOI] (P p)

Qiang Qian, Chien Y Lee, John D Helmann, Mark A Strauch
AbrB is a regulator of the sigma(W) regulon in Bacillus subtilis.
FEMS Microbiol Lett: 2002, 211(2);219-23
[PubMed:12076816] [WorldCat.org] [DOI] (P p)