Difference between revisions of "Sandbox"

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* '''Description:''' transcriptional antiterminator for ''[[sacB]]'' and ''[[sacX]]-[[sacY]]'' (acts at high sucrose concentrations) <br/><br/>
+
* '''Description:''' trigger enzyme: sucrose-specific phosphotransferase system, EIIBC component (low affinity) <br/><br/>
  
 
{| align="right" border="1" cellpadding="2"  
 
{| align="right" border="1" cellpadding="2"  
 
|-
 
|-
 
|style="background:#ABCDEF;" align="center"|'''Gene name'''
 
|style="background:#ABCDEF;" align="center"|'''Gene name'''
−
|''sacY''
+
|''sacX''
 
|-
 
|-
−
|style="background:#ABCDEF;" align="center"| '''Synonyms''' || ''ipa-13r, sacS ''
+
|style="background:#ABCDEF;" align="center"| '''Synonyms''' || ''ipa-14r, sacS ''
 
|-
 
|-
 
|style="background:#ABCDEF;" align="center"| '''Essential''' || no  
 
|style="background:#ABCDEF;" align="center"| '''Essential''' || no  
 
|-
 
|-
−
|style="background:#ABCDEF;" align="center"| '''Product''' || transcriptional antiterminator
+
|style="background:#ABCDEF;" align="center"| '''Product''' || trigger enzyme: sucrose-specific phosphotransferase system, EIIBC component (low affinity)
 
|-
 
|-
−
|style="background:#ABCDEF;" align="center"|'''Function''' || regulation of sucrose utilization
+
|style="background:#ABCDEF;" align="center"|'''Function''' || sucrose uptake and phosphorylation, control of [[SacY]] activity
 
|-
 
|-
−
|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 32 kDa, 5.883  
+
|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 48 kDa, 9.346  
 
|-
 
|-
−
|style="background:#ABCDEF;" align="center"| '''Gene length, protein length''' || 840 bp, 280 aa  
+
|style="background:#ABCDEF;" align="center"| '''Gene length, protein length''' || 1377 bp, 459 aa  
 
|-
 
|-
−
|style="background:#ABCDEF;" align="center"|'''Immediate neighbours''' || ''[[sacX]]'', ''[[gspA]]''
+
|style="background:#ABCDEF;" align="center"|'''Immediate neighbours''' || ''[[epr]]'', ''[[sacY]]''
 
|-
 
|-
 
|colspan="2" style="background:#FAF8CC;" align="center"|'''Hier soll was neues rein'''
 
|colspan="2" style="background:#FAF8CC;" align="center"|'''Hier soll was neues rein'''
 
|-
 
|-
−
|colspan="2" | '''Genetic context''' <br/> [[Image:sacY_context.gif]]
+
|colspan="2" | '''Genetic context''' <br/> [[Image:sacX_context.gif]]
 
  <div align="right"> <small>This image was kindly provided by [http://genolist.pasteur.fr/SubtiList/ SubtiList]</small></div>
 
  <div align="right"> <small>This image was kindly provided by [http://genolist.pasteur.fr/SubtiList/ SubtiList]</small></div>
 
|-
 
|-
Line 43: Line 43:
 
* '''DBTBS entry:''' [http://dbtbs.hgc.jp/COG/prom/sacXY.html]
 
* '''DBTBS entry:''' [http://dbtbs.hgc.jp/COG/prom/sacXY.html]
  
−
* '''SubtiList entry:''' [http://genolist.pasteur.fr/SubtiList/genome.cgi?gene_detail+BG10559]
+
* '''SubtiList entry:''' [http://genolist.pasteur.fr/SubtiList/genome.cgi?gene_detail+BG10560]
  
 
=== Additional information===
 
=== Additional information===
Line 52: Line 52:
 
=== Basic information/ Evolution ===
 
=== Basic information/ Evolution ===
  
−
* '''Catalyzed reaction/ biological activity:''' binding to the mRNA of'' [[sacB]]'' and the ''[[sacX]]-[[sacY]]'' operon, causes transcription antitermination (in presence of sucrose)
+
* '''Catalyzed reaction/ biological activity:'''  
  
−
* '''Protein family:''' BglG family of antiterminators
+
* '''Protein family:''' PTS permease, sucrose permease (Scr) family [http://www.ncbi.nlm.nih.gov/pubmed/10627040 PubMed]
  
−
* '''Paralogous protein(s):''' [[LicT]], [[GlcT]], [[SacT]]
+
* '''Paralogous protein(s):'''
  
 
=== Extended information on the protein ===
 
=== Extended information on the protein ===
Line 80: Line 80:
 
* '''Swiss prot entry:'''
 
* '''Swiss prot entry:'''
  
−
* '''KEGG entry:''' [http://www.genome.jp/dbget-bin/www_bget?bsu+BSU38420]
+
* '''KEGG entry:''' [http://www.genome.jp/dbget-bin/www_bget?bsu+BSU38410]
  
 
* '''E.C. number:'''
 
* '''E.C. number:'''
Line 87: Line 87:
  
 
=Expression and regulation=
 
=Expression and regulation=
−
 
−
* '''Operon:''' ''[[sacX]]-[[sacY]]''
 
  
 
* '''[[Sigma factor]]:''' [[SigA]]
 
* '''[[Sigma factor]]:''' [[SigA]]
Line 113: Line 111:
  
 
=Labs working on this gene/protein=
 
=Labs working on this gene/protein=
−
 
−
[[Stephane Aymerich |Stephane Aymerich]], Microbiology and Molecular Genetics, INRA Paris-Grignon, France
 
  
 
=Your additional remarks=
 
=Your additional remarks=
Line 120: Line 116:
 
=References=
 
=References=
  
 +
# Reizer et al. (1999) Novel phosphotransferase system genes revealed by genome analysis - the complete complement of PTS proteins encoded within the genome of ''Bacillus subtilis''. ''Microbiology'' '''145:''' 3419-3429 [http://www.ncbi.nlm.nih.gov/pubmed/10627040 PubMed]
 
# Crutz AM, Steinmetz M, Aymerich S, Richter R, Le Coq D (1990) Induction of levansucrase in Bacillus subtilis: an antitermination mechanism negatively controlled by the phosphotransferase system. J Bacteriol 172:1043-1050. [http://www.ncbi.nlm.nih.gov/sites/entrez/2105292 PubMed]
 
# Crutz AM, Steinmetz M, Aymerich S, Richter R, Le Coq D (1990) Induction of levansucrase in Bacillus subtilis: an antitermination mechanism negatively controlled by the phosphotransferase system. J Bacteriol 172:1043-1050. [http://www.ncbi.nlm.nih.gov/sites/entrez/2105292 PubMed]
−
# Arnaud, M., Débarbouillé, M., Rapoport, G., Saier, M. H., and Reizer, J. (1996) In vitro reconstitution of transcriptional antitermination by the SacT and SacY proteins of ''Bacillus subtilis''. J Biol Chem 271: 18966-18972. [http://www.ncbi.nlm.nih.gov/sites/entrez/8702561 PubMed]
 
−
# Tortosa, P., Aymerich, S., Lindner, C., Saier, M.H., Jr., Reizer, J. and Le Coq, D. (1997) Multiple phosphorylation of SacY, a Bacillus subtilis antiterminator negatively controlled by the phosphotransferase system. J. Biol. Chem. 272, 17230-17237. [http://www.ncbi.nlm.nih.gov/sites/entrez/9202047  PubMed]
 
−
# Tortosa, P., Declerck, N., Dutartre, H., Lindner, C., Deutscher, J., and Le Coq, D. (2001) Sites of positive and negative regulation in the Bacillus subtilis antiterminators LicT and SacY. Mol Microbiol 41: 1381-1393. [http://www.ncbi.nlm.nih.gov/sites/entrez/11580842 PubMed]
 
−
# Aymerich, S. and Steinmetz, M. (1992) Specificity determinants and structural features in the RNA target of the bacterial antiterminator proteins of the BglG/SacY family. Proc. Natl. Acad. Sci. USA 89, 10410-10414. [http://www.ncbi.nlm.nih.gov/sites/entrez/1279678 PubMed]
 
−
# Manival, X., Yang, Y., Strub, M. P., Kochoyan, M., Steinmetz, M. and Aymerich, S. (1997) From genetic to structural characterization of a new class of RNA-binding domain within the SacY/BglG family of antiterminator proteins. EMBO J. 16, 5019-5029. [http://www.ncbi.nlm.nih.gov/sites/entrez/9305643 PubMed]
 
−
# van Tilbeurgh, H., Manival, X., Aymerich, S., Lhoste, J. M., Dumas, C. and Kochoyan, M. (1997) Crystal structure of a new RNA-binding domain from the antiterminator protein SacY of ''Bacillus subtilis''. EMBO J. 16, 5030-5036. [http://www.ncbi.nlm.nih.gov/sites/entrez/9305644 PubMed]
 
−
# Declerck, N., Vincent, F., Hoh, F., Aymerich, S. and van Tilbeurgh, H. (1999) RNA recognition by transcriptional antiterminators of the BglG/SacY family: functional and structural comparison of the CAT domains from SacY and LicT. J. Mol. Biol. 294, 389-402. [http://www.ncbi.nlm.nih.gov/sites/entrez/10610766 PubMed]
 
 
# Author1, Author2 & Author3 (year) Title ''Journal'' '''volume:''' page-page. [http://www.ncbi.nlm.nih.gov/sites/entrez/PMID PubMed]
 
# Author1, Author2 & Author3 (year) Title ''Journal'' '''volume:''' page-page. [http://www.ncbi.nlm.nih.gov/sites/entrez/PMID PubMed]

Revision as of 17:05, 15 April 2009

  • Description: trigger enzyme: sucrose-specific phosphotransferase system, EIIBC component (low affinity)

Gene name sacX
Synonyms ipa-14r, sacS
Essential no
Product trigger enzyme: sucrose-specific phosphotransferase system, EIIBC component (low affinity)
Function sucrose uptake and phosphorylation, control of SacY activity
MW, pI 48 kDa, 9.346
Gene length, protein length 1377 bp, 459 aa
Immediate neighbours epr, sacY
Hier soll was neues rein
Genetic context
SacX context.gif
This image was kindly provided by SubtiList



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: PTS permease, sucrose permease (Scr) family PubMed
  • 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

Expression and regulation

  • Regulation: induction by sucrose (at high concentration)
  • Regulatory mechanism: induction by SacY-dependent RNA switch (transcriptional antitermination)
  • 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

  1. Reizer et al. (1999) Novel phosphotransferase system genes revealed by genome analysis - the complete complement of PTS proteins encoded within the genome of Bacillus subtilis. Microbiology 145: 3419-3429 PubMed
  2. Crutz AM, Steinmetz M, Aymerich S, Richter R, Le Coq D (1990) Induction of levansucrase in Bacillus subtilis: an antitermination mechanism negatively controlled by the phosphotransferase system. J Bacteriol 172:1043-1050. PubMed
  3. Author1, Author2 & Author3 (year) Title Journal volume: page-page. PubMed
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