Difference between revisions of "Sandbox"

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−
* '''Description:''' phosphatase (RapA) inhibitor <br/><br/>
+
* '''Description:''' transcriptional pleiotropic regulator invoved in global nitrogen regulation <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'''
−
|''phrA''
+
|''tnrA''
 
|-
 
|-
−
|style="background:#ABCDEF;" align="center"| '''Synonyms''' || ''gsiAB ''
+
|style="background:#ABCDEF;" align="center"| '''Synonyms''' || ''scgR ''
 
|-
 
|-
 
|style="background:#ABCDEF;" align="center"| '''Essential''' || no  
 
|style="background:#ABCDEF;" align="center"| '''Essential''' || no  
 
|-
 
|-
−
|style="background:#ABCDEF;" align="center"| '''Product''' || phosphatase (RapA) inhibitor
+
|style="background:#ABCDEF;" align="center"| '''Product''' || transcription activator/ repressor
 
|-
 
|-
−
|style="background:#ABCDEF;" align="center"|'''Function''' || control of sporulation initiation
+
|style="background:#ABCDEF;" align="center"|'''Function''' ||regulation of nitrogen assimilation <br/>(positive regulation of nrgAB, nasBCDEF, gabP,<br/> ureABC, guaD; negative regulation of glnRA, gltAB)
 
|-
 
|-
−
|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 4 kDa, 10.229  
+
|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 12 kDa, 10.235  
 
|-
 
|-
−
|style="background:#ABCDEF;" align="center"| '''Gene length, protein length''' || 132 bp, 44 aa  
+
|style="background:#ABCDEF;" align="center"| '''Gene length, protein length''' || 330 bp, 110 aa  
 
|-
 
|-
−
|style="background:#ABCDEF;" align="center"|'''Immediate neighbours''' || ''[[rapA]]'', ''[[yjpA]]''
+
|style="background:#ABCDEF;" align="center"|'''Immediate neighbours''' || ''[[mgtE]]'', ''[[ykzB]]''
 
|-
 
|-
−
|colspan="2" style="background:#FAF8CC;" align="center"|'''Get the DNA and protein [http://srs.ebi.ac.uk/srsbin/cgi-bin/wgetz?-e+&#91;EMBLCDS:CAB13101&#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:CAB13188&#93;+-newId sequences] <br/> (Barbe ''et al.'', 2009)'''
 
|-
 
|-
−
|colspan="2" | '''Genetic context''' <br/> [[Image:phrA_context.gif]]
+
|colspan="2" | '''Genetic context''' <br/> [[Image:tnrA_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 29: Line 29:
 
__TOC__
 
__TOC__
  
−
<br/><br/>
+
<br/><br/><br/>
  
 
=The gene=
 
=The gene=
Line 41: Line 41:
 
=== Database entries ===
 
=== Database entries ===
  
−
* '''DBTBS entry:''' [http://dbtbs.hgc.jp/COG/prom/rapA-phrA.html]
+
* '''DBTBS entry:''' [http://dbtbs.hgc.jp/COG/prom/tnrA.html]
  
−
* '''SubtiList entry:''' [http://genolist.pasteur.fr/SubtiList/genome.cgi?gene_detail+BG10653]
+
* '''SubtiList entry:''' [http://genolist.pasteur.fr/SubtiList/genome.cgi?gene_detail+BG11805]
  
 
=== Additional information===
 
=== Additional information===
Line 57: Line 57:
  
 
* '''Paralogous protein(s):'''
 
* '''Paralogous protein(s):'''
 +
 +
=== Genes/ operons controlled by TnrA ===
 +
 +
* '''Activation by TnrA:''' ''[[nrgA]]-[[nrgB]]''
 +
 +
* '''Repression by TnrA:''' ''[[degS]]-[[degU]]'', ''[[gltA]]-[[gltB]]''
  
 
=== Extended information on the protein ===
 
=== Extended information on the protein ===
Line 68: Line 74:
 
* '''Cofactor(s):'''
 
* '''Cofactor(s):'''
  
−
* '''Effectors of protein activity:'''
+
* '''Effectors of protein activity:''' feedback-inhibited [[GlnA]] prevents TnrA from DNA binding
  
−
* '''Interactions:''' [[RapA]]-[[PhrA]],  
+
* '''Interactions:''' [[TnrA]]-[[GlnA]], [[TnrA]]-[[NrgB]]  [http://www.ncbi.nlm.nih.gov/sites/entrez/17001076 PubMed], [[TnrA]]-[[GlnA]], this interaction results in loss of TnrA DNA-binding activity
  
 
* '''Localization:'''
 
* '''Localization:'''
Line 80: Line 86:
 
* '''Swiss prot entry:'''
 
* '''Swiss prot entry:'''
  
−
* '''KEGG entry:''' [http://www.genome.jp/dbget-bin/www_bget?bsu+BSU12440]
+
* '''KEGG entry:''' [http://www.genome.jp/dbget-bin/www_bget?bsu+BSU13310]
  
 
* '''E.C. number:'''
 
* '''E.C. number:'''
Line 92: Line 98:
 
* '''[[Sigma factor]]:'''  
 
* '''[[Sigma factor]]:'''  
  
−
* '''Regulation:''' repressed by casamino acids [http://www.ncbi.nlm.nih.gov/pubmed/12107147 PubMed] 
+
* '''Regulation:'''  
  
 
* '''Regulatory mechanism:'''  
 
* '''Regulatory mechanism:'''  
Line 110: Line 116:
 
* '''two-hybrid system:'''  
 
* '''two-hybrid system:'''  
  
−
* '''Antibody:'''
+
* '''Antibody:''' available in the [[Karl Forchhammer]] lab
  
 
=Labs working on this gene/protein=
 
=Labs working on this gene/protein=
 +
 +
[[Susan Fisher]], Boston, USA [http://www.bumc.bu.edu/microbiology/research/susan-h-fisher-phd/ homepage]
  
 
=Your additional remarks=
 
=Your additional remarks=
Line 118: Line 126:
 
=References=
 
=References=
  
−
# 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]
+
# Wray LV Jr, Ferson AE, Rohrer K, Fisher SH (1996) TnrA, a transcription factor required for global nitrogen regulation in Bacillus subtilis. Proc Natl Acad Sci USA 93:8841-8845. [http://www.ncbi.nlm.nih.gov/sites/entrez/8799114 PubMed]
 +
# Yoshida K, et al. (2003) Identification of additional TnrA-regulated genes of ''Bacillus subtilis'' associated with a TnrA box. ''Mol Microbiol'' '''49:''' 157-65. [http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&dopt=Abstract&list_uids=+12823818 PubMed]
 +
# Wray LV Jr, Zalieckas JM, Fisher SH. (2001) ''Bacillus subtilis'' glutamine synthetase controls gene expression through protein-protein interaction with transcription factor TnrA. Cell 107:427-435. [http://www.ncbi.nlm.nih.gov/sites/entrez/11719184 PubMed]
 +
# Belitsky, B. R., and Sonenshein, A. L. (2004) Modulation of activity of ''Bacillus subtilis'' regulatory proteins GltC and TnrA by glutamate dehydrogenase. J Bacteriol 186: 3399-3407.[http://www.ncbi.nlm.nih.gov/sites/entrez/15150225 PubMed]
 +
# Belitsky, B. R., Wray, L. V., Jr., Fisher, S. H., Bohannon, D. E. & Sonenshein, A. L. (2000). Role of TnrA in nitrogen source-dependent repression of ''Bacillus subtilis'' glutamate synthase gene expression. J Bacteriol 182, 5939-5947. [http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&dopt=Abstract&list_uids=+11029411 PubMed]
 +
# Heinrich, A., Woyda, K., Brauburger, K., Meiss, G., Detsch, C., Stülke, J. & Forchhammer, K. (2006) Interaction of the membrane-bound GlnK-AmtB complex with the master regulator of nitrogen metabolism TnrA in ''Bacillus subtilis''. J. Biol. Chem. 281: 34909-34917. [http://www.ncbi.nlm.nih.gov/sites/entrez/17001076 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. [http://www.ncbi.nlm.nih.gov/sites/entrez/15547269 PubMed]
 +
# Fisher, S. H., Brandenburg, J. L. & Wray, L. V. (2002). Mutations in ''Bacillus subtilis'' glutamine synthetase that block its interaction with transcription factor TnrA. Mol Microbiol 45, 627-635. [http://www.ncbi.nlm.nih.gov/sites/entrez/12139611 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 23:56, 27 April 2009

  • Description: transcriptional pleiotropic regulator invoved in global nitrogen regulation

Gene name tnrA
Synonyms scgR
Essential no
Product transcription activator/ repressor
Function regulation of nitrogen assimilation
(positive regulation of nrgAB, nasBCDEF, gabP,
ureABC, guaD; negative regulation of glnRA, gltAB)
MW, pI 12 kDa, 10.235
Gene length, protein length 330 bp, 110 aa
Immediate neighbours mgtE, ykzB
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
TnrA 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:
  • Paralogous protein(s):

Genes/ operons controlled by TnrA

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity: feedback-inhibited GlnA prevents TnrA from DNA binding
  • Localization:

Database entries

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

Additional information

Expression and regulation

  • Operon:
  • Regulation:
  • Regulatory mechanism:
  • Additional information:

Biological materials

  • Mutant:
  • Expression vector:
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system:

Labs working on this gene/protein

Susan Fisher, Boston, USA homepage

Your additional remarks

References

  1. Wray LV Jr, Ferson AE, Rohrer K, Fisher SH (1996) TnrA, a transcription factor required for global nitrogen regulation in Bacillus subtilis. Proc Natl Acad Sci USA 93:8841-8845. PubMed
  2. Yoshida K, et al. (2003) Identification of additional TnrA-regulated genes of Bacillus subtilis associated with a TnrA box. Mol Microbiol 49: 157-65. PubMed
  3. Wray LV Jr, Zalieckas JM, Fisher SH. (2001) Bacillus subtilis glutamine synthetase controls gene expression through protein-protein interaction with transcription factor TnrA. Cell 107:427-435. PubMed
  4. Belitsky, B. R., and Sonenshein, A. L. (2004) Modulation of activity of Bacillus subtilis regulatory proteins GltC and TnrA by glutamate dehydrogenase. J Bacteriol 186: 3399-3407.PubMed
  5. Belitsky, B. R., Wray, L. V., Jr., Fisher, S. H., Bohannon, D. E. & Sonenshein, A. L. (2000). Role of TnrA in nitrogen source-dependent repression of Bacillus subtilis glutamate synthase gene expression. J Bacteriol 182, 5939-5947. PubMed
  6. Heinrich, A., Woyda, K., Brauburger, K., Meiss, G., Detsch, C., Stülke, J. & Forchhammer, K. (2006) Interaction of the membrane-bound GlnK-AmtB complex with the master regulator of nitrogen metabolism TnrA in Bacillus subtilis. J. Biol. Chem. 281: 34909-34917. PubMed
  7. 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
  8. Fisher, S. H., Brandenburg, J. L. & Wray, L. V. (2002). Mutations in Bacillus subtilis glutamine synthetase that block its interaction with transcription factor TnrA. Mol Microbiol 45, 627-635. PubMed
  9. Author1, Author2 & Author3 (year) Title Journal volume: page-page. PubMed
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