Difference between revisions of "IlvB"
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| − | * '''Description:''' | + | * '''Description:''' acetolactate synthase (large subunit) <br/><br/> |
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|style="background:#ABCDEF;" align="center"| '''Essential''' || no | |style="background:#ABCDEF;" align="center"| '''Essential''' || no | ||
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| − | |style="background:#ABCDEF;" align="center"| '''Product''' || acetolactate synthase | + | |style="background:#ABCDEF;" align="center"| '''Product''' || acetolactate synthase (large subunit) |
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| − | |style="background:#ABCDEF;" align="center"|'''Function''' || | + | |style="background:#ABCDEF;" align="center"|'''Function''' || biosynthesis of branched-chain amino acids |
|- | |- | ||
|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 62 kDa, 5.178 | |style="background:#ABCDEF;" align="center"| '''MW, pI''' || 62 kDa, 5.178 | ||
Revision as of 16:43, 16 March 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 |
| Gene sequence (+200bp) | Protein sequence |
Genetic context 
| |
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:
- E.C. number:
Additional information
Expression and regulation
- Sigma factor: SigA
- Regulation: 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:
Biological materials
- Mutant:
- Expression vector:
- lacZ fusion:
- GFP fusion:
- two-hybrid system:
- Antibody:
Labs working on this gene/protein
Your additional remarks
References
- 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
