Difference between revisions of "Sandbox"

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−
* '''Description:''' Transcriptional antiterminator, controls expression of the ''ptsGHI'' operon<br/><br/>
+
* '''Description:''' transcriptional antiterminator for the sacP-sacA operon <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'''
−
|''glcT''
+
|''sacT''
 
|-
 
|-
−
|style="background:#ABCDEF;" align="center"| '''Synonyms''' || ''ykwA''
+
|style="background:#ABCDEF;" align="center"| '''Synonyms''' || ''ipa-47d ''
 
|-
 
|-
−
|style="background:#ABCDEF;" align="center"| '''Essential''' || no
+
|style="background:#ABCDEF;" align="center"| '''Essential''' || no  
 
|-
 
|-
−
|style="background:#ABCDEF;" align="center"| '''Product''' || transcriptional antiterminator of the ''ptsGHI'' operon
+
|style="background:#ABCDEF;" align="center"| '''Product''' || transcriptional antiterminator
 
|-
 
|-
−
|style="background:#ABCDEF;" align="center"|'''Function''' || transcriptional antiterminator
+
|style="background:#ABCDEF;" align="center"|'''Function''' || regulation of sucrose utilization
 
|-
 
|-
−
|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 33,0 kDa, 7.01
+
|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 31 kDa, 5.587 
 
|-
 
|-
−
|style="background:#ABCDEF;" align="center"| '''Gene length, protein length''' || 855 bp, 285 amino acids
+
|style="background:#ABCDEF;" align="center"| '''Gene length, protein length''' || 828 bp, 276 aa
 
|-
 
|-
−
|style="background:#ABCDEF;" align="center"|'''Immediate neighbours''' || ''[[ykvZ]]'', ''[[ptsG]]''
+
|style="background:#ABCDEF;" align="center"|'''Immediate neighbours''' || ''[[ywcJ]]'', ''[[ywcI]]''
 
|-
 
|-
−
|colspan="2" style="background:#FAF8CC;" align="center"|'''Get the DNA and protein [http://srs.ebi.ac.uk/srsbin/cgi-bin/wgetz?-e+&#91;EMBLCDS:CAB13261&#93;+-newId sequences] <br/> (Barbe ''et al.'', 2009)'''
+
|colspan="2" style="background:#FAF8CC;" align="center"|'''Get the DNA and protein [http://srs.ebi.ac.uk/srsbin/cgi-bin/wgetz?-e+&#91;EMBLCDS:CAB15833&#93;+-newId sequences] <br/> (Barbe ''et al.'', 2009)'''
 
|-
 
|-
−
|colspan="2" | '''Genetic context''' <br/> [[Image:glcT_context.gif]]
+
|colspan="2" | '''Genetic context''' <br/> [[Image:sacT_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>
 
|-
 
|-
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<br/><br/>
 
<br/><br/>
−
 
  
 
=The gene=
 
=The gene=
Line 36: Line 35:
 
=== Basic information ===
 
=== Basic information ===
  
−
* '''Coordinates:''' 1455400 - 1456254
+
* '''Coordinates:'''
  
 
===Phenotypes of a mutant ===
 
===Phenotypes of a mutant ===
Line 42: Line 41:
 
=== Database entries ===
 
=== Database entries ===
  
−
* '''DBTBS entry:''' no entry
+
* '''DBTBS entry:''' [http://dbtbs.hgc.jp/COG/prom/sacT.html]
  
−
* '''SubtiList entry:''' [http://genolist.pasteur.fr/SubtiList/genome.cgi?gene_detail+BG12593]
+
* '''SubtiList entry:''' [http://genolist.pasteur.fr/SubtiList/genome.cgi?gene_detail+BG10593]
  
 
=== Additional information===
 
=== Additional information===
 +
  
 
=The protein=
 
=The protein=
Line 52: Line 52:
 
=== Basic information/ Evolution ===
 
=== Basic information/ Evolution ===
  
−
* '''Catalyzed reaction/ biological activity:''' transcriptional antiterminator, RNA-binding protein, binds the ''[[ptsG]]'' RAT sequence
+
* '''Catalyzed reaction/ biological activity:''' binding to the mRNA of the ''[[sacP]]-[[sacA]]'' operon, causes transcription antitermination (in presence of sucrose and absence of glucose)
  
−
* '''Protein family:''' antiterminator of the BglG/ [[SacY]] family
+
* '''Protein family:''' BglG family of antiterminators
  
−
* '''Paralogous protein(s):''' [[LicT]], [[SacT]], [[SacY]]
+
* '''Paralogous protein(s):''' [[LicT]], [[SacY]], [[GlcT]]
  
 
=== Extended information on the protein ===
 
=== Extended information on the protein ===
Line 63: Line 63:
  
 
* '''Domains:'''  
 
* '''Domains:'''  
−
** RNA-binding domain (N-terminal, constitutive antiterminator)
 
−
** 2x PTS regulation domains (PRDs) (C-terminal, neg. regulated by [[PtsG]])
 
  
−
* '''Modification:''' phosphorylation (His104)
+
* '''Modification:'''
  
 
* '''Cofactor(s):'''
 
* '''Cofactor(s):'''
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* '''Effectors of protein activity:'''
 
* '''Effectors of protein activity:'''
  
−
* '''Interactions:''' [[PtsH]]-[[GlcT]],  
+
* '''Interactions:''' [[PtsH]]-[[SacT]],  
  
 
* '''Localization:'''
 
* '''Localization:'''
Line 80: Line 78:
 
* '''Structure:'''
 
* '''Structure:'''
  
−
* '''Swiss prot entry:''' [http://www.uniprot.org/uniprot/O31691]
+
* '''Swiss prot entry:'''
 +
 
 +
* '''KEGG entry:''' [http://www.genome.jp/dbget-bin/www_bget?bsu+BSU38070]
  
−
* '''KEGG entry:''' [http://www.genome.jp/dbget-bin/www_bget?bsu+BSU13880]
+
* '''E.C. number:'''
  
 
=== Additional information===
 
=== Additional information===
−
 
  
 
=Expression and regulation=
 
=Expression and regulation=
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* '''Operon:'''  
 
* '''Operon:'''  
  
−
* '''Sigma factor:'''  
+
* '''[[Sigma factor]]:'''  
  
−
* '''Regulation:'''  
+
* '''Regulation:''' repressed by casamino acids [http://www.ncbi.nlm.nih.gov/pubmed/12107147 PubMed] 
  
 
* '''Regulatory mechanism:'''  
 
* '''Regulatory mechanism:'''  
Line 101: Line 100:
 
=Biological materials =
 
=Biological materials =
  
−
* '''Mutant:''' GP109 (in frame deletion), available in [[Stülke]] lab
+
* '''Mutant:'''
  
−
* '''Expression vector:''' pGP124 (full length, in [[pWH844]]), pGP114 (amino acids 1-60, RNA-binding domain, in [[pWH844]]), pGP230 (amino acids 1-60, RNA-binding domain with thrombin cleavage site, in [[pWH844]]), pGP164 (both PRDs, in [[pWH844]]), in addition diverse expression vectors for phosphorylation site mutants and for RBD mutants (all in [[pWH844]]), pGP424 (PRDI, in [[pWH844]]), pGP425 (PRDII, in [[pWH844]]), pGP442 (PRDI, in [[pGP570]], with thrombin cleavage site), pGP443 (PRDII, in [[pGP570]],  with thrombin cleavage site), pGP575 (amino acids 1-60, RNA-binding domain with Strep-tag, in [[pGP574]]), all available in [[Stülke]] lab
+
* '''Expression vector:'''
−
+
       
 
* '''lacZ fusion:'''
 
* '''lacZ fusion:'''
  
 
* '''GFP fusion:'''
 
* '''GFP fusion:'''
 +
 +
* '''two-hybrid system:'''
  
 
* '''Antibody:'''
 
* '''Antibody:'''
  
 
=Labs working on this gene/protein=
 
=Labs working on this gene/protein=
−
 
−
[[Stülke|Jörg Stülke]], University of Göttingen, Germany
 
−
[http://wwwuser.gwdg.de/~genmibio/stuelke.html Homepage]
 
  
 
=Your additional remarks=
 
=Your additional remarks=
Line 120: Line 118:
 
=References=
 
=References=
  
−
# Stülke J, Martin-Verstraete I, Zagorec M (1997) Induction of the ''Bacillus subtilis ptsGHI'' operon by glucose is controlled by a novel antiterminator, ''GlcT Mol Microbiol.''  '''25:''' 65-78. [http://www.ncbi.nlm.nih.gov/sites/entrez/11902727 PubMed]
+
# M&#228;der et al. (2002) Transcriptome and Proteome Analysis of ''Bacillus subtilis'' Gene Expression Modulated by Amino Acid Availability. ''J. Bacteriol'' '''184:''' 1844288-4295 [http://www.ncbi.nlm.nih.gov/pubmed/12107147 PubMed]
−
# Bachem S, Stülke J. (1998)   Regulation of the ''Bacillus subtilis'' GlcT antiterminator protein by components of the phosphotransferase system. ''J Bacteriol.'' '''180:''' 5319-26 [http://www.ncbi.nlm.nih.gov/sites/entrez/9765562 PubMed]
+
# Débarbouillé, M., Arnaud, M., Fouet, A., Klier, A., and  Rapoport, G. (1990) The sacT gene regulating the ''sacPA'' operon in ''Bacillus subtilis'' shares strong homology with transcriptional antiterminators. J Bacteriol 172: 3966-3973. [http://www.ncbi.nlm.nih.gov/sites/entrez/2163394 PubMed]
−
# Greenberg, D. B., Stülke, J. & Saier Jr., M. H. (2002) Domain analysis of transcriptional regulators bearing PTS-regulatory domains. Res. Microbiol. 153: 519-526. [http://www.ncbi.nlm.nih.gov/sites/entrez/12437213 PubMed]
+
# Arnaud, M., Vary, P., Zagorec, M., Klier, A., Débarbouillé, M., Postma, P., and Rapoport, G. (1992) Regulation of the ''sacPA'' operon of ''Bacillus subtilis'': identification of phosphotransferase system components involved in SacT activity. J Bacteriol 174: 3161-3170. [http://www.ncbi.nlm.nih.gov/sites/entrez/1577686 PubMed]
−
# Langbein, I., Bachem, S. & Stülke, J. (1999) Specific interaction of the RNA binding domain of the Bacillus subtilis transcriptional antiterminator GlcT with its RNA target, RAT. J. Mol. Biol. 293: 795-805. [http://www.ncbi.nlm.nih.gov/sites/entrez/10543968 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]
−
# Schilling, O., Herzberg, C., Hertrich, T., Vörsmann, H., Jessen, D., Hübner, S., Titgemeyer, F. & Stülke, J. (2006) Keeping signals straight in transcription regulation: specificity determinants for the interaction of a family of conserved bacterial RNA-protein couples. Nucl. Acids Res. 34: 6102-6115. [http://www.ncbi.nlm.nih.gov/sites/entrez/17074746 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]
−
# Schilling, O., Langbein, I., Müller, M., Schmalisch, M. & Stülke, J. (2004) A protein-dependent riboswitch controlling ptsGHI operon expression in Bacillus subtilis: RNA structure rather than sequence provides interaction specificity. Nucl. Acids Res. 32: 2853-2864. [http://www.ncbi.nlm.nih.gov/sites/entrez/15155854 PubMed]
+
# Author1, Author2 & Author3 (year) Title ''Journal'' '''volume:''' page-page. [http://www.ncbi.nlm.nih.gov/sites/entrez/PMID PubMed]
−
# Schmalisch, M., Bachem, S. & Stülke, J. (2003) Control of the Bacillus subtilis antiterminator protein GlcT by phosphorylation: Elucidation of the phosphorylation chain leading to inactivation of GlcT. J. Biol. Chem. 278: 51108-51115. [http://www.ncbi.nlm.nih.gov/sites/entrez/14527945 PubMed]
 
−
# Stülke, J., Arnaud, M., Rapoport, G., & Martin-Verstraete, I. (1998) PRD - A protein domain involved in PTS-dependent induction and carbon catabolite repression of catabolic operons in bacteria. Mol. Microbiol. 28: 865-874. [http://www.ncbi.nlm.nih.gov/sites/entrez/9663674 PubMed]
 

Revision as of 23:59, 27 April 2009

  • Description: transcriptional antiterminator for the sacP-sacA operon

Gene name sacT
Synonyms ipa-47d
Essential no
Product transcriptional antiterminator
Function regulation of sucrose utilization
MW, pI 31 kDa, 5.587
Gene length, protein length 828 bp, 276 aa
Immediate neighbours ywcJ, ywcI
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
SacT 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: binding to the mRNA of the sacP-sacA operon, causes transcription antitermination (in presence of sucrose and absence of glucose)
  • Protein family: BglG family of antiterminators

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:
  • Localization:

Database entries

  • Structure:
  • Swiss prot entry:
  • KEGG entry: [3]
  • E.C. number:

Additional information

Expression and regulation

  • Operon:
  • Regulation: repressed by casamino acids PubMed
  • Regulatory mechanism:
  • 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. Mäder et al. (2002) Transcriptome and Proteome Analysis of Bacillus subtilis Gene Expression Modulated by Amino Acid Availability. J. Bacteriol 184: 1844288-4295 PubMed
  2. Débarbouillé, M., Arnaud, M., Fouet, A., Klier, A., and Rapoport, G. (1990) The sacT gene regulating the sacPA operon in Bacillus subtilis shares strong homology with transcriptional antiterminators. J Bacteriol 172: 3966-3973. PubMed
  3. Arnaud, M., Vary, P., Zagorec, M., Klier, A., Débarbouillé, M., Postma, P., and Rapoport, G. (1992) Regulation of the sacPA operon of Bacillus subtilis: identification of phosphotransferase system components involved in SacT activity. J Bacteriol 174: 3161-3170. PubMed
  4. 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. PubMed
  5. 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. PubMed
  6. Author1, Author2 & Author3 (year) Title Journal volume: page-page. PubMed
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