PhrC

• Description: response regulator aspartate phosphatase (RapC) regulator / competence and sporulation stimulating factor (CSF)
  
  

Gene name	phrC
Synonyms
Essential	no
Product	phosphatase (RapC) regulator / competence and sporulation stimulating factor (CSF)
Function	control of ComA activity
MW, pI	4 kDa, 8.16
Gene length, protein length	120 bp, 40 aa
Immediate neighbours	rapC, yclM
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

The gene

Basic information

• Locus tag: BSU03780

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity: binds to RapC, this results in the inability of RapC to interact with ComA PubMed

• Protein family: phr family (according to Swiss-Prot)

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions: RapC-PhrC PubMed

• Localization:

Database entries

• Structure:

• UniProt: P94416

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon:
  • rapC-phrC PubMed
  • phrC PubMed

• Sigma factor:
  • rapC: SigA PubMed
  • phrC: SigH PubMed

• Regulation:
  • repressed during growth in the presence of branched chain amino acids (CodY) PubMed
  • repressed by glucose (4.5-fold) (CcpA) PubMed

• Regulatory mechanism:
  • CodY: transcription repression PubMed
  • ComA: transcription activation PubMed
  • CcpA: transcription repression PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Kassem Hamze, Daria Julkowska, Sabine Autret, Krzysztof Hinc, Krzysztofa Nagorska, Agnieszka Sekowska, I Barry Holland, Simone J Séror
Identification of genes required for different stages of dendritic swarming in Bacillus subtilis, with a novel role for phrC.
Microbiology (Reading): 2009, 155(Pt 2);398-412
[PubMed:19202088] [WorldCat.org] [DOI] (P p)

Mridula Pottathil, April Jung, Beth A Lazazzera
CSF, a species-specific extracellular signaling peptide for communication among strains of Bacillus subtilis and Bacillus mojavensis.
J Bacteriol: 2008, 190(11);4095-9
[PubMed:18375560] [WorldCat.org] [DOI] (I p)

Jennifer M Auchtung, Catherine A Lee, Alan D Grossman
Modulation of the ComA-dependent quorum response in Bacillus subtilis by multiple Rap proteins and Phr peptides.
J Bacteriol: 2006, 188(14);5273-85
[PubMed:16816200] [WorldCat.org] [DOI] (P p)

Leighton Core, Marta Perego
TPR-mediated interaction of RapC with ComA inhibits response regulator-DNA binding for competence development in Bacillus subtilis.
Mol Microbiol: 2003, 49(6);1509-22
[PubMed:12950917] [WorldCat.org] [DOI] (P p)

Hans-Matti Blencke, Georg Homuth, Holger Ludwig, Ulrike Mäder, Michael Hecker, Jörg Stülke
Transcriptional profiling of gene expression in response to glucose in Bacillus subtilis: regulation of the central metabolic pathways.
Metab Eng: 2003, 5(2);133-49
[PubMed:12850135] [WorldCat.org] [DOI] (P p)

A Yazgan, G Ozcengiz, M A Marahiel
Tn10 insertional mutations of Bacillus subtilis that block the biosynthesis of bacilysin.
Biochim Biophys Acta: 2001, 1518(1-2);87-94
[PubMed:11267663] [WorldCat.org] [DOI] (P p)

B A Lazazzera, I G Kurtser, R S McQuade, A D Grossman
An autoregulatory circuit affecting peptide signaling in Bacillus subtilis.
J Bacteriol: 1999, 181(17);5193-200
[PubMed:10464187] [WorldCat.org] [DOI] (P p)