Difference between revisions of "Spo0A"

From SubtiWiki
Jump to: navigation, search
(Expression and regulation)
Line 115: Line 115:
 
** repressed under conditions that trigger sporulation ([[Spo0A]]) [http://www.ncbi.nlm.nih.gov/sites/entrez/1391039 PubMed]
 
** repressed under conditions that trigger sporulation ([[Spo0A]]) [http://www.ncbi.nlm.nih.gov/sites/entrez/1391039 PubMed]
 
** repressed by casamino acids {{PubMed|15060025}}
 
** repressed by casamino acids {{PubMed|15060025}}
 +
** repressed by [[SinR]] ''in vitro'' {{PubMed|9685500}}
  
 
* '''Regulatory mechanism:'''  
 
* '''Regulatory mechanism:'''  
 
** [[Spo0A]]: transcription repression [http://www.ncbi.nlm.nih.gov/sites/entrez/1391039 PubMed]
 
** [[Spo0A]]: transcription repression [http://www.ncbi.nlm.nih.gov/sites/entrez/1391039 PubMed]
  
* '''Additional information:'''  
+
* '''Additional information:'''
  
 
=Biological materials =
 
=Biological materials =

Revision as of 13:58, 1 April 2011

  • Description: phosphorelay regulator, initiation of sporulation

Gene name spo0A
Synonyms spo0C, spo0G, spoIIL, sof-1
Essential no
Product phosphorelay response regulator
Function initiation of sporulation
Metabolic function and regulation of this protein in SubtiPathways:
Biofilm, Nucleotides (regulation), Ammonium/ glutamate,
Central C-metabolism,Sugar catabolism, Phosphorelay, Stress,
tRNA charging,Lipid synthesis, Protein secretion
MW, pI 29 kDa, 5.989
Gene length, protein length 801 bp, 267 aa
Immediate neighbours yqiG, spoIVB
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
Spo0A context.gif
This image was kindly provided by SubtiList







Categories containing this gene/protein

transcription factors and their control, phosphorelay, phosphoproteins

This gene is a member of the following regulons

SigH regulon, Spo0A regulon

The Spo0A regulon

The gene

Basic information

  • Locus tag: BSU24220

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):

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification: receives phosphorylation from Spo0B, dephosphorylation by Spo0E, direct phosphorylation by KinC upon potassium leakage PubMed
  • Cofactor(s):
  • Effectors of protein activity:
    • the phosphorylation state affects DNA binding activity
    • interaction with MecA inhibits the transcriptional activity of Spo0A∼P PubMed
  • Localization:

Database entries

  • Structure: 1QMP (with phosphorylated aspartate, Geobacillus stearothermophilus), 1FC3 (trans-activation domain, Geobacillus stearothermophilus), 1LQ1 (complex with DNA)
  • KEGG entry: [3]
  • E.C. number:

Additional information

Expression and regulation

  • Regulation:
    • repressed under conditions that trigger sporulation (Spo0A) PubMed
    • repressed by casamino acids PubMed
    • repressed by SinR in vitro 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

Reviews

José Eduardo González-Pastor
Cannibalism: a social behavior in sporulating Bacillus subtilis.
FEMS Microbiol Rev: 2011, 35(3);415-24
[PubMed:20955377] [WorldCat.org] [DOI] (I p)

Michiel J L de Hoon, Patrick Eichenberger, Dennis Vitkup
Hierarchical evolution of the bacterial sporulation network.
Curr Biol: 2010, 20(17);R735-45
[PubMed:20833318] [WorldCat.org] [DOI] (I p)

Tsutomu Katayama, Shogo Ozaki, Kenji Keyamura, Kazuyuki Fujimitsu
Regulation of the replication cycle: conserved and diverse regulatory systems for DnaA and oriC.
Nat Rev Microbiol: 2010, 8(3);163-70
[PubMed:20157337] [WorldCat.org] [DOI] (I p)

Daniel López, Roberto Kolter
Extracellular signals that define distinct and coexisting cell fates in Bacillus subtilis.
FEMS Microbiol Rev: 2010, 34(2);134-49
[PubMed:20030732] [WorldCat.org] [DOI] (I p)

Daniel Schultz, Peter G Wolynes, Eshel Ben Jacob, José N Onuchic
Deciding fate in adverse times: sporulation and competence in Bacillus subtilis.
Proc Natl Acad Sci U S A: 2009, 106(50);21027-34
[PubMed:19995980] [WorldCat.org] [DOI] (I p)

S Seredick, G B Spiegelman
Lessons and questions from the structure of the Spo0A activation domain.
Trends Microbiol: 2001, 9(4);148-51
[PubMed:11286862] [WorldCat.org] [DOI] (P p)

The Spo0A regulon

Other original Publications

Additonal publications: PubMed