Difference between revisions of "YmdB"

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(References)
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* '''Description:''' putative phosphatase/ phosphodiesterase <br/><br/>
 
* '''Description:''' putative phosphatase/ phosphodiesterase <br/><br/>
 
+
,  controls bistable gene expression
 
{| align="right" border="1" cellpadding="2"  
 
{| align="right" border="1" cellpadding="2"  
 
|-
 
|-
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|style="background:#ABCDEF;" align="center"| '''Product''' || putative phosphatase/ phosphodiesterase  
 
|style="background:#ABCDEF;" align="center"| '''Product''' || putative phosphatase/ phosphodiesterase  
 
|-
 
|-
|style="background:#ABCDEF;" align="center"|'''Function''' || unknown function
+
|style="background:#ABCDEF;" align="center"|'''Function''' || control of bistable gene expression
 
|-
 
|-
 
|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 29,1 kDa, 6.50
 
|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 29,1 kDa, 6.50
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===Phenotypes of a mutant ===
 
===Phenotypes of a mutant ===
  
strong overexpression of [[Hag]]
+
* strong overexpression of ''[[hag]]'' {{PubMed|21856853}}
 +
* defective in [[biofilm formation]] {{PubMed|21856853}}
  
 
=== Database entries ===
 
=== Database entries ===
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=Expression and regulation=
 
=Expression and regulation=
  
* '''Operon:''' ''[[rny]]-[[ymdB]]''
+
* '''Operon:''' ''[[rny]]-[[ymdB]]'' (weak readthrough transcription) {{PubMed|21856853}}
  
 
* '''[[Sigma factor]]:'''  
 
* '''[[Sigma factor]]:'''  
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* '''Regulatory mechanism:'''  
 
* '''Regulatory mechanism:'''  
  
* '''Additional information:''' there is a terminator between ''rny'' and ''[[ymdB]]'', most transcripts terminate there
+
* '''Additional information:''' there is a terminator between ''rny'' and ''[[ymdB]]'', most transcripts terminate there {{PubMed|21856853}}
  
 
=Biological materials =
 
=Biological materials =

Revision as of 11:20, 23 August 2011

  • Description: putative phosphatase/ phosphodiesterase

, controls bistable gene expression

Gene name ymdB
Synonyms
Essential no
Product putative phosphatase/ phosphodiesterase
Function control of bistable gene expression
MW, pI 29,1 kDa, 6.50
Gene length, protein length 792 bp, 264 amino acids
Immediate neighbours rny, spoVS
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
YmdB context.gif
This image was kindly provided by SubtiList



Categories containing this gene/protein

biofilm formation

This gene is a member of the following regulons

The gene

Basic information

  • Locus tag: BSU16970

Phenotypes of a mutant

Database entries

  • DBTBS entry: no entry
  • SubtiList entry: [1]

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: phosphatase activity toward phosphoenolpyruvate and phosphodiesterase activity toward 2',3'-cAMP (the Deinococcus ortholog) PubMed
  • Protein family:
  • Paralogous protein(s):

Extended information on the protein

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

Database entries

  • Structure: 1T70 (the protein of Deinococcus radiodurans, 44% identity) PubMed
  • KEGG entry: [2]
  • E.C. number:

Additional information

Expression and regulation

  • Regulation: constitutive
  • Regulatory mechanism:
  • Additional information: there is a terminator between rny and ymdB, most transcripts terminate there PubMed

Biological materials

  • Mutant:
    • GP583 (spc), available in Stülke lab
    • GP922 (cat), available in Stülke lab
    • GP921 (spc) NCIB3610 derivate, available in Stülke lab
  • Expression vector:
    • for expression/ purification from B. subtilis with N-terminal Strep-tag, for SPINE, in pGP380: pGP1041, available in Stülke lab
    • for expression/ purification from E. coli with N-terminal His-tag, in pWH844: pGP1040, available in Stülke lab
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system: B. pertussis adenylate cyclase-based bacterial two hybrid system (BACTH), available in Stülke lab
  • FLAG-tag construct: GP1018 (spc, based on pGP1331), available in the Stülke lab
  • Antibody:

Labs working on this gene/protein

Jörg Stülke, University of Göttingen, Germany Homepage

Your additional remarks

References

The most recent publications on B. subtilis

Diethmaier C, Pietack N, Gunka K, Wrede C, Lehnik-Habrink M, Herzberg C, Hübner S, Stülke J  
A Novel Factor Controlling Bistability in Bacillus subtilis: The YmdB Protein Affects
Flagellin Expression and Biofilm Formation. 
J Bacteriol. 2011 Aug 19. [Epub ahead of print]
PubMed:21856853


Functional and structural analysis of orthologs in other organisms