Difference between revisions of "LysC"
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=Expression and regulation= | =Expression and regulation= | ||
| − | * '''Operon:''' | + | * '''Operon:''' ''lysC'' [http://www.ncbi.nlm.nih.gov/pubmed/19636616 PubMed] |
* '''[[Sigma factor]]:''' | * '''[[Sigma factor]]:''' | ||
* '''Regulation:''' | * '''Regulation:''' | ||
| − | ** repressed in the presence of lysine ([[L-box]]) | + | ** repressed in the presence of lysine ([[L-box]]) [http://www.ncbi.nlm.nih.gov/pubmed/19636616 PubMed] |
| − | + | ** expression activated by glucose (5.4 fold) [http://www.ncbi.nlm.nih.gov/pubmed/12850135 PubMed] | |
** repressed by casamino acids [http://www.ncbi.nlm.nih.gov/pubmed/12107147 PubMed] | ** repressed by casamino acids [http://www.ncbi.nlm.nih.gov/pubmed/12107147 PubMed] | ||
* '''Regulatory mechanism:''' | * '''Regulatory mechanism:''' | ||
| − | ** [[L-box]]: a riboswich that mediates transcription terimnation antitermination control | + | ** [[L-box]]: a riboswich that mediates transcription terimnation antitermination control [http://www.ncbi.nlm.nih.gov/pubmed/19636616 PubMed] |
* '''Additional information:''' subject to Clp-dependent proteolysis upon glucose starvation [http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&dopt=Abstract&list_uids=+17981983 PubMed], also degraded upon ammonium or amino acid starvation [http://www.ncbi.nlm.nih.gov/sites/entrez/2168395 PubMed] | * '''Additional information:''' subject to Clp-dependent proteolysis upon glucose starvation [http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&dopt=Abstract&list_uids=+17981983 PubMed], also degraded upon ammonium or amino acid starvation [http://www.ncbi.nlm.nih.gov/sites/entrez/2168395 PubMed] | ||
Revision as of 07:29, 29 July 2009
- Description: aspartokinase II (alpha and beta subunits)
| Gene name | lysC |
| Synonyms | ask, aecA |
| Essential | no |
| Product | aspartokinase II (alpha and beta subunits) |
| Function | biosynthesis of lysine |
| Metabolic function and regulation of this protein in SubtiPathways: Lys, Thr | |
| MW, pI | 43 kDa, 4.643 |
| Gene length, protein length | 1224 bp, 408 aa |
| Immediate neighbours | yslB, ask |
| 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: BSU28470
Phenotypes of a mutant
Database entries
- DBTBS entry: [1]
- SubtiList entry: [2]
Additional information
The protein
Basic information/ Evolution
- Catalyzed reaction/ biological activity: ATP + L-aspartate = ADP + 4-phospho-L-aspartate (according to Swiss-Prot)
- Protein family: aspartokinase family (according to Swiss-Prot)
- Paralogous protein(s):
Extended information on the protein
- Kinetic information:
- Domains:
- Modification:
- Cofactor(s):
- Effectors of protein activity:
- Interactions:
- Localization:
Database entries
- Structure:
- UniProt: P08495
- KEGG entry: [3]
- E.C. number: 2.7.2.4
Additional information
Expression and regulation
- Operon: lysC PubMed
- Regulation:
- Regulatory mechanism:
- Additional information: subject to Clp-dependent proteolysis upon glucose starvation PubMed, also degraded upon ammonium or amino acid 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
Trang Thi Phuong Phan, Wolfgang Schumann
Transcriptional analysis of the lysine-responsive and riboswitch-regulated lysC gene of Bacillus subtilis.
Curr Microbiol: 2009, 59(4);463-8
[PubMed:19636616]
[WorldCat.org]
[DOI]
(I p)
Ulf Gerth, Holger Kock, Ilja Kusters, Stephan Michalik, Robert L Switzer, Michael Hecker
Clp-dependent proteolysis down-regulates central metabolic pathways in glucose-starved Bacillus subtilis.
J Bacteriol: 2008, 190(1);321-31
[PubMed:17981983]
[WorldCat.org]
[DOI]
(I p)
Narasimhan Sudarsan, J Kenneth Wickiser, Shingo Nakamura, Margaret S Ebert, Ronald R Breaker
An mRNA structure in bacteria that controls gene expression by binding lysine.
Genes Dev: 2003, 17(21);2688-97
[PubMed:14597663]
[WorldCat.org]
[DOI]
(P p)
Frank J Grundy, Susan C Lehman, Tina M Henkin
The L box regulon: lysine sensing by leader RNAs of bacterial lysine biosynthesis genes.
Proc Natl Acad Sci U S A: 2003, 100(21);12057-62
[PubMed:14523230]
[WorldCat.org]
[DOI]
(P p)
Hans-Matti Blencke, Georg Homuth, Holger Ludwig, Ulrike Mäder, Michael Hecker, Jörg Stülke
Transcriptional profiling of gene expression in response to glucose in Bacillus subtilis: regulation of the central metabolic pathways.
Metab Eng: 2003, 5(2);133-49
[PubMed:12850135]
[WorldCat.org]
[DOI]
(P p)
Ulrike Mäder, Georg Homuth, Christian Scharf, Knut Büttner, Rüdiger Bode, Michael Hecker
Transcriptome and proteome analysis of Bacillus subtilis gene expression modulated by amino acid availability.
J Bacteriol: 2002, 184(15);4288-95
[PubMed:12107147]
[WorldCat.org]
[DOI]
(P p)
Y Lu, T N Shevtchenko, H Paulus
Fine-structure mapping of cis-acting control sites in the lysC operon of Bacillus subtilis.
FEMS Microbiol Lett: 1992, 71(1);23-7
[PubMed:1624109]
[WorldCat.org]
[DOI]
(P p)
L M Graves, R L Switzer
Aspartokinase II from Bacillus subtilis is degraded in response to nutrient limitation.
J Biol Chem: 1990, 265(25);14947-55
[PubMed:2168395]
[WorldCat.org]
(P p)
N Y Chen, J J Zhang, H Paulus
Chromosomal location of the Bacillus subtilis aspartokinase II gene and nucleotide sequence of the adjacent genes homologous to uvrC and trx of Escherichia coli.
J Gen Microbiol: 1989, 135(11);2931-40
[PubMed:2559145]
[WorldCat.org]
[DOI]
(P p)
M Petricek, L Rutberg, L Hederstedt
The structural gene for aspartokinase II in Bacillus subtilis is closely linked to the sdh operon.
FEMS Microbiol Lett: 1989, 52(1-2);85-7
[PubMed:2557260]
[WorldCat.org]
[DOI]
(P p)
