RsbU

• Description: protein serine phosphatase, environmental PP2C, dephosphorylates RsbV
  
  

Gene name	rsbU
Synonyms
Essential	no
Product	protein serine phosphatase, environmental PP2C
Function	control of SigB activity
Gene expression levels in SubtiExpress: rsbU
Interactions involving this protein in SubtInteract: RsbU
Metabolic function and regulation of this protein in SubtiPathways: Stress
MW, pI	38 kDa, 4.906
Gene length, protein length	1005 bp, 335 aa
Immediate neighbours	rsbT, rsbV
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

protein modification, sigma factors and their control

The gene

Basic information

• Locus tag: BSU04700

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity: O-phospho-L(or D)-serine + H₂O = L(or D)-serine + phosphate (according to Swiss-Prot)

• Protein family:

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:
  • RsbU-RsbV PubMed
  • RsbS-RsbU
  • RsbT-RsbU

• Localization:

Database entries

• Structure: 2J6Y

• UniProt: P40399

• KEGG entry: [3]

• E.C. number: 3.1.3.3

Expression and regulation

• Operon: rsbR-rsbS-rsbT-rsbU-rsbV-rsbW-sigB-rsbX PubMed

• Expression browser: rsbU PubMed

• Sigma factor: SigA PubMed

• Regulation:

• Regulatory mechanism:

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

Labs working on this gene/protein

• Bill Haldenwang, San Antonio, USA
• Chet Price, Davis, USA homepage
• Rick Lewis, Newcastle, UK homepage

References

Reviews

Jon Marles-Wright, Richard J Lewis
The stressosome: molecular architecture of a signalling hub.
Biochem Soc Trans: 2010, 38(4);928-33
[PubMed:20658979] [WorldCat.org] [DOI] (I p)

Original publications

Additional publications: PubMed

Steven W Hardwick, Jan Pané-Farré, Olivier Delumeau, Jon Marles-Wright, James W Murray, Michael Hecker, Richard J Lewis
Structural and functional characterization of partner switching regulating the environmental stress response in Bacillus subtilis.
J Biol Chem: 2007, 282(15);11562-72
[PubMed:17303566] [WorldCat.org] [DOI] (P p)

Shuyu Zhang, Adam Reeves, Robyn L Woodbury, W G Haldenwang
Coexpression patterns of sigma(B) regulators in Bacillus subtilis affect sigma(B) inducibility.
J Bacteriol: 2005, 187(24);8520-5
[PubMed:16321960] [WorldCat.org] [DOI] (P p)

Gudrun Holtmann, Matthias Brigulla, Leif Steil, Alexandra Schütz, Karsta Barnekow, Uwe Völker, Erhard Bremer
RsbV-independent induction of the SigB-dependent general stress regulon of Bacillus subtilis during growth at high temperature.
J Bacteriol: 2004, 186(18);6150-8
[PubMed:15342585] [WorldCat.org] [DOI] (P p)

Tae-Jong Kim, Tatiana A Gaidenko, Chester W Price
In vivo phosphorylation of partner switching regulators correlates with stress transmission in the environmental signaling pathway of Bacillus subtilis.
J Bacteriol: 2004, 186(18);6124-32
[PubMed:15342582] [WorldCat.org] [DOI] (P p)

Tae-Jong Kim, Tatiana A Gaidenko, Chester W Price
A multicomponent protein complex mediates environmental stress signaling in Bacillus subtilis.
J Mol Biol: 2004, 341(1);135-50
[PubMed:15312768] [WorldCat.org] [DOI] (P p)

Chien-Cheng Chen, Richard J Lewis, Robin Harris, Michael D Yudkin, Olivier Delumeau
A supramolecular complex in the environmental stress signalling pathway of Bacillus subtilis.
Mol Microbiol: 2003, 49(6);1657-69
[PubMed:12950928] [WorldCat.org] [DOI] (P p)

Emmanuel Guedon, Charles M Moore, Qiang Que, Tao Wang, Rick W Ye, John D Helmann
The global transcriptional response of Bacillus subtilis to manganese involves the MntR, Fur, TnrA and sigmaB regulons.
Mol Microbiol: 2003, 49(6);1477-91
[PubMed:12950915] [WorldCat.org] [DOI] (P p)

Matthias Brigulla, Tamara Hoffmann, Andrea Krisp, Andrea Völker, Erhard Bremer, Uwe Völker
Chill induction of the SigB-dependent general stress response in Bacillus subtilis and its contribution to low-temperature adaptation.
J Bacteriol: 2003, 185(15);4305-14
[PubMed:12867438] [WorldCat.org] [DOI] (P p)

Sujit Dutta, Richard J Lewis
Crystallization and preliminary crystallographic analysis of the kinase-recruitment domain of the PP2C-type phosphatase RsbU.
Acta Crystallogr D Biol Crystallogr: 2003, 59(Pt 1);191-3
[PubMed:12499568] [WorldCat.org] [DOI] (P p)

K Vijay, M S Brody, E Fredlund, C W Price
A PP2C phosphatase containing a PAS domain is required to convey signals of energy stress to the sigmaB transcription factor of Bacillus subtilis.
Mol Microbiol: 2000, 35(1);180-8
[PubMed:10632888] [WorldCat.org] [DOI] (P p)

C M Kang, K Vijay, C W Price
Serine kinase activity of a Bacillus subtilis switch protein is required to transduce environmental stress signals but not to activate its target PP2C phosphatase.
Mol Microbiol: 1998, 30(1);189-96
[PubMed:9786195] [WorldCat.org] [DOI] (P p)

N Smirnova, J Scott, U Voelker, W G Haldenwang
Isolation and characterization of Bacillus subtilis sigB operon mutations that suppress the loss of the negative regulator RsbX.
J Bacteriol: 1998, 180(14);3671-80
[PubMed:9658013] [WorldCat.org] [DOI] (P p)

U Voelker, A Voelker, W G Haldenwang
The yeast two-hybrid system detects interactions between Bacillus subtilis sigmaB regulators.
J Bacteriol: 1996, 178(23);7020-3
[PubMed:8955331] [WorldCat.org] [DOI] (P p)

X Yang, C M Kang, M S Brody, C W Price
Opposing pairs of serine protein kinases and phosphatases transmit signals of environmental stress to activate a bacterial transcription factor.
Genes Dev: 1996, 10(18);2265-75
[PubMed:8824586] [WorldCat.org] [DOI] (P p)

U Voelker, A Voelker, W G Haldenwang
Reactivation of the Bacillus subtilis anti-sigma B antagonist, RsbV, by stress- or starvation-induced phosphatase activities.
J Bacteriol: 1996, 178(18);5456-63
[PubMed:8808936] [WorldCat.org] [DOI] (P p)

C M Kang, M S Brody, S Akbar, X Yang, C W Price
Homologous pairs of regulatory proteins control activity of Bacillus subtilis transcription factor sigma(b) in response to environmental stress.
J Bacteriol: 1996, 178(13);3846-53
[PubMed:8682789] [WorldCat.org] [DOI] (P p)

A Dufour, U Voelker, A Voelker, W G Haldenwang
Relative levels and fractionation properties of Bacillus subtilis σ(B) and its regulators during balanced growth and stress.
J Bacteriol: 1996, 178(13);3701-9 sigma
[PubMed:8682769] [WorldCat.org] [DOI] (P p)

U Voelker, A Voelker, B Maul, M Hecker, A Dufour, W G Haldenwang
Separate mechanisms activate sigma B of Bacillus subtilis in response to environmental and metabolic stresses.
J Bacteriol: 1995, 177(13);3771-80
[PubMed:7601843] [WorldCat.org] [DOI] (P p)

A A Wise, C W Price
Four additional genes in the sigB operon of Bacillus subtilis that control activity of the general stress factor sigma B in response to environmental signals.
J Bacteriol: 1995, 177(1);123-33
[PubMed:8002610] [WorldCat.org] [DOI] (P p)

U Voelker, A Dufour, W G Haldenwang
The Bacillus subtilis rsbU gene product is necessary for RsbX-dependent regulation of sigma B.
J Bacteriol: 1995, 177(1);114-22
[PubMed:8002609] [WorldCat.org] [DOI] (P p)