Difference between revisions of "CapB"
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=The protein= | =The protein= | ||
Revision as of 15:33, 30 November 2010
- 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
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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
Categories containing this gene/protein
capsule biosynthesis and degradation
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
Reviews
Massimiliano Marvasi, Pieter T Visscher, Lilliam Casillas Martinez
Exopolymeric substances (EPS) from Bacillus subtilis: polymers and genes encoding their synthesis.
FEMS Microbiol Lett: 2010, 313(1);1-9
[PubMed:20735481]
[WorldCat.org]
[DOI]
(I p)
Original publications
Tohru Kamei, Daisuke Yamashiro, Terumi Horiuchii, Yutaka Minouchi, Makoto Ashiuchi
Identification and biochemical characterization of membranous short-chain polyglutamate from Bacillus subtilis.
Chem Biodivers: 2010, 7(6);1563-72
[PubMed:20564574]
[WorldCat.org]
[DOI]
(I p)
Chuan-Mei Yeh, Jyh-Perng Wang, Shih-Ching Lo, Wen-Chia Chan, Ming-Yi Lin
Chromosomal integration of a synthetic expression control sequence achieves poly-gamma-glutamate production in a Bacillus subtilis strain.
Biotechnol Prog: 2010, 26(4);1001-7
[PubMed:20564357]
[WorldCat.org]
[DOI]
(I p)
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)