Difference between revisions of "CapB"
| Line 98: | Line 98: | ||
* '''Regulation:''' | * '''Regulation:''' | ||
| − | * '''Regulatory mechanism:''' | + | * '''Regulatory mechanism:''' [[DegU]]-P: transcription activation [http://www.ncbi.nlm.nih.gov/sites/entrez/19734658 PubMed] |
* '''Additional information:''' The operon is not expressed in the lab strain 168 due to lack of expression of [[DegQ]] resulting in inactivity of [[DegS]] and [[DegU]] | * '''Additional information:''' The operon is not expressed in the lab strain 168 due to lack of expression of [[DegQ]] resulting in inactivity of [[DegS]] and [[DegU]] | ||
| Line 122: | Line 122: | ||
=References= | =References= | ||
| − | <pubmed>11751809,19420703, 19389763, 16233197 </pubmed> | + | <pubmed>11751809,19420703, 19389763, 16233197 19734658 </pubmed> |
[[Category:Protein-coding genes]] | [[Category:Protein-coding genes]] | ||
Revision as of 12:08, 8 September 2009
- Description: capsular polyglutamate biosynthesis
| Gene name | capB |
| Synonyms | ywsC, pgsB |
| Essential | no |
| Product | poly-gamma-glutamate synthetase |
| Function | capsule synthesis |
| MW, pI | 43 kDa, 5.073 |
| Gene length, protein length | 1179 bp, 393 aa |
| Immediate neighbours | capC, rbsR |
| Get the DNA and protein sequences (Barbe et al., 2009) | |
Genetic context 
This image was kindly provided by SubtiList
| |
Contents
The gene
Basic information
- Locus tag: BSU35900
Phenotypes of a mutant
no synthesis of the poly-gamma-glutamate capsule PubMed
Database entries
- DBTBS entry: [1]
- SubtiList entry: [2]
Additional information
The protein
Basic information/ Evolution
- Catalyzed reaction/ biological activity: synthesis of poly-gamma-glutamate from L-Glu PubMed
- Protein family:
- Paralogous protein(s):
Extended information on the protein
- Kinetic information:
- Domains:
- Modification:
- Cofactor(s):
- Effectors of protein activity:
- Interactions:
- Localization:
Database entries
- Structure:
- UniProt: P96736
- KEGG entry: [3]
- E.C. number:
Additional information
Expression and regulation
- Regulation:
- Additional information: The operon is not expressed in the lab strain 168 due to lack of expression of DegQ resulting in inactivity of DegS and DegU
Biological materials
- Mutant:
- Expression vector:
- lacZ fusion:
- GFP fusion:
- two-hybrid system:
- Antibody:
Labs working on this gene/protein
Your additional remarks
References
Taku Ohsawa, Kensuke Tsukahara, Mitsuo Ogura
Bacillus subtilis response regulator DegU is a direct activator of pgsB transcription involved in gamma-poly-glutamic acid synthesis.
Biosci Biotechnol Biochem: 2009, 73(9);2096-102
[PubMed:19734658]
[WorldCat.org]
[DOI]
(I p)
Keitarou Kimura, Lam-Son Phan Tran, Thi-Huyen Do, Yoshifumi Itoh
Expression of the pgsB encoding the poly-gamma-DL-glutamate synthetase of Bacillus subtilis (natto).
Biosci Biotechnol Biochem: 2009, 73(5);1149-55
[PubMed:19420703]
[WorldCat.org]
[DOI]
(I p)
Cecilia Osera, Giuseppe Amati, Cinzia Calvio, Alessandro Galizzi
SwrAA activates poly-gamma-glutamate synthesis in addition to swarming in Bacillus subtilis.
Microbiology (Reading): 2009, 155(Pt 7);2282-2287
[PubMed:19389763]
[WorldCat.org]
[DOI]
(P p)
Yuji Urushibata, Shinji Tokuyama, Yasutaka Tahara
Difference in transcription levels of cap genes for gamma-polyglutamic acid production between Bacillus subtilis IFO 16449 and Marburg 168.
J Biosci Bioeng: 2002, 93(2);252-4
[PubMed:16233197]
[WorldCat.org]
[DOI]
(P p)
Yuji Urushibata, Shinji Tokuyama, Yasutaka Tahara
Characterization of the Bacillus subtilis ywsC gene, involved in gamma-polyglutamic acid production.
J Bacteriol: 2002, 184(2);337-43
[PubMed:11751809]
[WorldCat.org]
[DOI]
(P p)
