Difference between revisions of "ComX"
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<br/><br/><br/><br/> | <br/><br/><br/><br/> | ||
<br/><br/><br/><br/> | <br/><br/><br/><br/> | ||
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===Phenotypes of a mutant === | ===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|24296669}} | ||
=== Database entries === | === Database entries === | ||
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* '''Kinetic information:''' | * '''Kinetic information:''' | ||
| − | * '''Domains:''' | + | * '''[[Domains]]:''' |
| − | * '''Modification:''' is synthesized as an inactive precursor, cleaved, and modified (prenylated) by [[ComQ]] prior to excretion {{PubMed|22878193}} | + | * '''Modification:''' |
| + | ** is synthesized as an inactive precursor, cleaved, and modified (prenylated) by [[ComQ]] prior to excretion {{PubMed|22878193}} | ||
| − | * ''' | + | * '''[[Cofactors]]:''' |
* '''Effectors of protein activity:''' | * '''Effectors of protein activity:''' | ||
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* '''Expression browser:''' [http://genome.jouy.inra.fr/cgi-bin/seb/viewdetail.py?id=comX_3255853_3256020_-1 comX] {{PubMed|22383849}} | * '''Expression browser:''' [http://genome.jouy.inra.fr/cgi-bin/seb/viewdetail.py?id=comX_3255853_3256020_-1 comX] {{PubMed|22383849}} | ||
| − | * '''Sigma factor:''' [[SigA]] {{PubMed|1715859}} | + | * '''[[Sigma factor]]:''' [[SigA]] {{PubMed|1715859}} |
* '''Regulation:''' | * '''Regulation:''' | ||
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<pubmed> 22024380 </pubmed> | <pubmed> 22024380 </pubmed> | ||
==Original publications== | ==Original publications== | ||
| − | + | <pubmed>16407988,11133937,12067344,19202088,14679219,15564679,17240141,19605685, 1715859 22878193 24296669 22511326,21636272 </pubmed> | |
| − | <pubmed>16407988,11133937,12067344,19202088,14679219,15564679,17240141,19605685, 1715859 22878193</pubmed> | ||
[[Category:Protein-coding genes]] | [[Category:Protein-coding genes]] | ||
Revision as of 20:06, 4 December 2013
- Description: competence pheromone precursor, transfers cell density signal to ComP; triggers the production of surfactin
| Gene name | comX |
| Synonyms | |
| Essential | no |
| Product | competence pheromone precursor |
| Function | quorum sensing |
| Gene expression levels in SubtiExpress: comX | |
| Interactions involving this protein in SubtInteract: ComX | |
| MW, pI | 6 kDa, 4.358 |
| Gene length, protein length | 165 bp, 55 aa |
| Immediate neighbours | comP, comQ |
| Sequences | Protein DNA DNA_with_flanks |
Genetic context 
This image was kindly provided by SubtiList
| |
Expression at a glance PubMed
| |
Contents
Categories containing this gene/protein
genetic competence, quorum sensing
This gene is a member of the following regulons
The gene
Basic information
- Locus tag: BSU31700
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:
- Localization:
- secreted (according to Swiss-Prot)
Database entries
- Structure:
- UniProt: P45453
- 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
The ComX --> surfactin signaling pathway is an example for paracrine signaling in bacteria
References
Reviews
Elizabeth Anne Shank, Roberto Kolter
Extracellular signaling and multicellularity in Bacillus subtilis.
Curr Opin Microbiol: 2011, 14(6);741-7
[PubMed:22024380]
[WorldCat.org]
[DOI]
(I p)
Original publications
