ComQ

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  • Description: prenylation of ComX, regulator of late competence operon (comG) and surfactin expression (srfA)

Gene name comQ
Synonyms
Essential no
Product prenyltransferase
Function regulation of quorum sensing
Gene expression levels in SubtiExpress: comQ
Interactions involving this protein in SubtInteract: ComQ
MW, pI 34 kDa, 4.893
Gene length, protein length 897 bp, 299 aa
Immediate neighbours comX, degQ
Sequences Protein DNA DNA_with_flanks
Genetic context
ComQ context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
ComQ expression.png















Categories containing this gene/protein

genetic competence, quorum sensing, membrane proteins

This gene is a member of the following regulons

The gene

Basic information

  • Locus tag: BSU31710

Phenotypes of a mutant

  • the mutation suppresses the mucoid phenotype of motA or motB mutants due to loss of DegU phosphorylation and concomitant reduced expression of the pgsB-pgsC-pgsA operon PubMed

Database entries

  • DBTBS entry: [1]
  • SubtiList entry: [2]

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity:
  • Protein family:
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Modification:
  • Effectors of protein activity:

Database entries

  • Structure:
  • KEGG entry: [3]
  • E.C. number:

Additional information

Expression and regulation

  • Regulation:
  • Regulatory mechanism:
  • Additional information:

Biological materials

  • Mutant:
  • Expression vector:
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system:
  • Antibody:

Labs working on this gene/protein

Your additional remarks

References

Jia Mun Chan, Sarah B Guttenplan, Daniel B Kearns
Defects in the flagellar motor increase synthesis of poly-γ-glutamate in Bacillus subtilis.
J Bacteriol: 2014, 196(4);740-53
[PubMed:24296669] [WorldCat.org] [DOI] (I p)

Fumitada Tsuji, Ayako Ishihara, Aya Nakagawa, Masahiro Okada, Shigeyuki Kitamura, Kyoko Kanamaru, Yuichi Masuda, Kazuma Murakami, Kazuhiro Irie, Youji Sakagami
Lack of the consensus sequence necessary for tryptophan prenylation in the ComX pheromone precursor.
Biosci Biotechnol Biochem: 2012, 76(8);1492-6
[PubMed:22878193] [WorldCat.org] [DOI] (I p)

Daniel López, Hera Vlamakis, Richard Losick, Roberto Kolter
Paracrine signaling in a bacterium.
Genes Dev: 2009, 23(14);1631-8
[PubMed:19605685] [WorldCat.org] [DOI] (I p)

Polonca Stefanic, Ines Mandic-Mulec
Social interactions and distribution of Bacillus subtilis pherotypes at microscale.
J Bacteriol: 2009, 191(6);1756-64
[PubMed:19114482] [WorldCat.org] [DOI] (I p)

Mireille Ansaldi, Darja Marolt, Tina Stebe, Ines Mandic-Mulec, David Dubnau
Specific activation of the Bacillus quorum-sensing systems by isoprenylated pheromone variants.
Mol Microbiol: 2002, 44(6);1561-73
[PubMed:12067344] [WorldCat.org] [DOI] (P p)

P Tortosa, L Logsdon, B Kraigher, Y Itoh, I Mandic-Mulec, D Dubnau
Specificity and genetic polymorphism of the Bacillus competence quorum-sensing system.
J Bacteriol: 2001, 183(2);451-60
[PubMed:11133937] [WorldCat.org] [DOI] (P p)

Y Weinrauch, T Msadek, F Kunst, D Dubnau
Sequence and properties of comQ, a new competence regulatory gene of Bacillus subtilis.
J Bacteriol: 1991, 173(18);5685-93
[PubMed:1715859] [WorldCat.org] [DOI] (P p)