Difference between revisions of "Hag"

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(Expression and regulation)
(References)
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[[Category:Protein-coding genes]]
 
[[Category:Protein-coding genes]]

Revision as of 14:10, 22 February 2010

  • Description: flagellin protein

Gene name hag
Synonyms
Essential no
Product flagellin protein
Function movement and chemotaxis
MW, pI 32 kDa, 4.782
Gene length, protein length 912 bp, 304 aa
Immediate neighbours yvyC, csrA
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
Hag context.gif
This image was kindly provided by SubtiList



The gene

Basic information

  • Locus tag: BSU35360

Phenotypes of a mutant

No swarming motility on B medium. PubMed

Database entries

  • DBTBS entry: [1]
  • SubtiList entry: [2]

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity:
  • Protein family: bacterial flagellin family (according to Swiss-Prot)
  • Paralogous protein(s): YvzB (C-terminal domain of Hag)

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:
  • Interactions:
  • Localization: extracellular (no signal peptide), major component of the secretome PubMed, membrane PubMed

Database entries

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

Additional information

Expression and regulation

  • Regulation:
    • repressed during growth in the presence of branched chain amino acids (CodY) PubMed
  • Additional information:

Biological materials

  • Mutant: GP901 (aphA3), GP902 (tet), both available in Stülke lab
  • Expression vector:
  • lacZ fusion: pGP1035 (in pAC6), pGP755 (in pAC7), there is also a series of promoter deletion variants in pAC6 and pAC7, all available in Stülke lab
  • GFP fusion:
  • two-hybrid system:
  • Antibody:

Labs working on this gene/protein

Your additional remarks

References

Kassem Hamze, Daria Julkowska, Sabine Autret, Krzysztof Hinc, Krzysztofa Nagorska, Agnieszka Sekowska, I Barry Holland, Simone J Séror
Identification of genes required for different stages of dendritic swarming in Bacillus subtilis, with a novel role for phrC.
Microbiology (Reading): 2009, 155(Pt 2);398-412
[PubMed:19202088] [WorldCat.org] [DOI] (P p)

Prashant Kodgire, K Krishnamurthy Rao
hag expression in Bacillus subtilis is both negatively and positively regulated by ScoC.
Microbiology (Reading): 2009, 155(Pt 1);142-149
[PubMed:19118355] [WorldCat.org] [DOI] (P p)

Birgit Voigt, Haike Antelmann, Dirk Albrecht, Armin Ehrenreich, Karl-Heinz Maurer, Stefan Evers, Gerhard Gottschalk, Jan Maarten van Dijl, Thomas Schweder, Michael Hecker
Cell physiology and protein secretion of Bacillus licheniformis compared to Bacillus subtilis.
J Mol Microbiol Biotechnol: 2009, 16(1-2);53-68
[PubMed:18957862] [WorldCat.org] [DOI] (I p)

Hannes Hahne, Susanne Wolff, Michael Hecker, Dörte Becher
From complementarity to comprehensiveness--targeting the membrane proteome of growing Bacillus subtilis by divergent approaches.
Proteomics: 2008, 8(19);4123-36
[PubMed:18763711] [WorldCat.org] [DOI] (I p)

Helen Yakhnin, Pallavi Pandit, Tom J Petty, Carol S Baker, Tony Romeo, Paul Babitzke
CsrA of Bacillus subtilis regulates translation initiation of the gene encoding the flagellin protein (hag) by blocking ribosome binding.
Mol Microbiol: 2007, 64(6);1605-20
[PubMed:17555441] [WorldCat.org] [DOI] (P p)

F Bergara, C Ibarra, J Iwamasa, J C Patarroyo, R Aguilera, L M Márquez-Magaña
CodY is a nutritional repressor of flagellar gene expression in Bacillus subtilis.
J Bacteriol: 2003, 185(10);3118-26
[PubMed:12730172] [WorldCat.org] [DOI] (P p)

D B Mirel, W F Estacio, M Mathieu, E Olmsted, J Ramirez, L M Márquez-Magaña
Environmental regulation of Bacillus subtilis sigma(D)-dependent gene expression.
J Bacteriol: 2000, 182(11);3055-62
[PubMed:10809682] [WorldCat.org] [DOI] (P p)

T Caramori, A Galizzi
The UP element of the promoter for the flagellin gene, hag, stimulates transcription from both SigD- and SigA-dependent promoters in Bacillus subtilis.
Mol Gen Genet: 1998, 258(4);385-8
[PubMed:9648743] [WorldCat.org] [DOI] (P p)

Y F Chen, J D Helmann
DNA-melting at the Bacillus subtilis flagellin promoter nucleates near -10 and expands unidirectionally.
J Mol Biol: 1997, 267(1);47-59
[PubMed:9096206] [WorldCat.org] [DOI] (P p)

K Fredrick, T Caramori, Y F Chen, A Galizzi, J D Helmann
Promoter architecture in the flagellar regulon of Bacillus subtilis: high-level expression of flagellin by the sigma D RNA polymerase requires an upstream promoter element.
Proc Natl Acad Sci U S A: 1995, 92(7);2582-6
[PubMed:7708689] [WorldCat.org] [DOI] (P p)

D B Mirel, M J Chamberlin
The Bacillus subtilis flagellin gene (hag) is transcribed by the sigma 28 form of RNA polymerase.
J Bacteriol: 1989, 171(6);3095-101
[PubMed:2498284] [WorldCat.org] [DOI] (P p)