ComX
- 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 |
| MW, pI | 6 kDa, 4.358 |
| Gene length, protein length | 165 bp, 55 aa |
| Immediate neighbours | comP, comQ |
| Get the DNA and protein sequences (Barbe et al., 2009) | |
Genetic context 
This image was kindly provided by SubtiList
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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
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:
- Domains:
- Modification: is synthesized as an inactive precursor, cleaved, and modified (isoprenylated) by ComQ prior to excretion
- Cofactor(s):
- 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
Original publications
Additional publications: PubMed
