Difference between revisions of "IlvB"
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|style="background:#ABCDEF;" align="center"|'''Immediate neighbours''' || ''[[ilvH]]'', ''[[ysnD]]'' | |style="background:#ABCDEF;" align="center"|'''Immediate neighbours''' || ''[[ilvH]]'', ''[[ysnD]]'' | ||
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− | |style="background:#FAF8CC;" align="center"|'''[http:// | + | |colspan="2" style="background:#FAF8CC;" align="center"|'''Get the DNA and protein [http://srs.ebi.ac.uk/srsbin/cgi-bin/wgetz?-e+[EMBLCDS:CAB14791]+-newId sequences] <br/> (Barbe ''et al.'', 2009)''' |
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|colspan="2" | '''Genetic context''' <br/> [[Image:ilvB_context.gif]] | |colspan="2" | '''Genetic context''' <br/> [[Image:ilvB_context.gif]] |
Revision as of 01:48, 17 April 2009
- Description: acetolactate synthase (large subunit)
Gene name | ilvB |
Synonyms | |
Essential | no |
Product | acetolactate synthase (large subunit) |
Function | biosynthesis of branched-chain amino acids |
MW, pI | 62 kDa, 5.178 |
Gene length, protein length | 1722 bp, 574 aa |
Immediate neighbours | ilvH, ysnD |
Get the DNA and protein sequences (Barbe et al., 2009) | |
Genetic context This image was kindly provided by SubtiList
|
Contents
The gene
Basic information
- Coordinates:
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:
- Cofactor(s):
- Effectors of protein activity:
- Interactions:
- Localization:
Database entries
- Structure:
- Swiss prot entry:
- KEGG entry: [3]
- E.C. number:
Additional information
- subject to Clp-dependent proteolysis upon glucose starvation PubMed
Expression and regulation
- Regulation: repressed by casamino acids PubMed , expressed in the absence of branched-chain amino acids (BCAA), expression is stimulated in the presence of glucose (CcpA) PubMed, during growth repressed under nitrogen limiting conditions (TnrA) PubMed
- Regulatory mechanism: glucose regulation: CcpA PubMed, TnrA: transcription repession PubMed, repression by BCAA: tRNA-controlled RNA switch (T-box) that mediates termination/antitermination, transcription repression by CodY
- Additional information: subject to Clp-dependent proteolysis upon glucose starvation PubMed
Biological materials
- Mutant:
- Expression vector:
- lacZ fusion:
- GFP fusion:
- two-hybrid system:
- Antibody:
Labs working on this gene/protein
Your additional remarks
References
- Mäder et al. (2002) Transcriptome and Proteome Analysis of Bacillus subtilis Gene Expression Modulated by Amino Acid Availability. J. Bacteriol 184: 1844288-4295 PubMed
- Gerth et al. (2008) Clp-dependent proteolysis down-regulates central metabolic pathways in glucose-starved Bacillus subtilis. J Bacteriol 190:321-331 PubMed
- Grandoni, J. A., S. A. Zahler, and J. M. Calvo. 1992. Transcriptional regulation of the ilv-leu operon of Bacillus subtilis. J. Bacteriol. 174:3212-3219. PubMed
- Ludwig, H., Meinken, C., Matin, A. & Stülke, J. (2002) Insufficient expression of the ilv-leu operon encoding enzymes of branched-chain amino acids biosynthesis limits growth of a Bacillus subtilis ccpA mutant. J. Bacteriol. 184: 5174-5178. PubMed
- Shivers RP, Sonenshein AL: Bacillus subtilis ilvB operon: an intersection of global regulons. Mol Microbiol 2005, 56:1549-1559. PubMed
- Tojo S, Satomura T, Morisaki K, Deutscher J, Hirooka K, Fujita Y: Elaborate transcription regulation of the Bacillus subtilis ilv-leu operon involved in the biosynthesis of branched-chain amino acids through global regulators of CcpA, CodY and TnrA. Mol Microbiol 2005, 56:1560-1573. PubMed
- Tojo S, Satomura T, Morisaki K, Yoshida KI, Hirooka K, Fujita Y: Negative transcriptional regulation of the ilv-leu operon for biosynthesis of branched-chain amino acids through the Bacillus subtilis global regulator TnrA. J Bacteriol 2004, 186:7971-7979. PubMed
- Author1, Author2 & Author3 (year) Title Journal volume: page-page. PubMed