Difference between revisions of "FlgE"

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(Expression and regulation)
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=Expression and regulation=
 
=Expression and regulation=
* '''Operon:'''  
+
* '''Operon:''' part of the [[fla-che operon]] (see there for regulation)
 
** ''[[flgB]]-[[flgC]]-[[fliE]]-[[fliF]]-[[fliG]]-[[fliH]]-[[fliI]]-[[fliJ]]-[[ylxF]]-[[fliK]]-[[flgD]]-[[flgE]]-[[fliL]]-[[fliM]]-[[fliY]]-[[cheY]]-[[fliZ]]-[[fliP]]-[[fliQ]]-[[fliR]]-[[flhB]]-[[flhA]]-[[flhF]]-[[flhG]]-[[cheB]]-[[cheA]]-[[cheW]]-[[cheC]]-[[cheD]]-[[sigD]]-[[swrB]]'' {{PubMed|9657996,8157612,15175317}}
 
** ''[[flgB]]-[[flgC]]-[[fliE]]-[[fliF]]-[[fliG]]-[[fliH]]-[[fliI]]-[[fliJ]]-[[ylxF]]-[[fliK]]-[[flgD]]-[[flgE]]-[[fliL]]-[[fliM]]-[[fliY]]-[[cheY]]-[[fliZ]]-[[fliP]]-[[fliQ]]-[[fliR]]-[[flhB]]-[[flhA]]-[[flhF]]-[[flhG]]-[[cheB]]-[[cheA]]-[[cheW]]-[[cheC]]-[[cheD]]-[[sigD]]-[[swrB]]'' {{PubMed|9657996,8157612,15175317}}
 
** ''[[ylxF]]-[[fliK]]-[[flgD]]-[[flgE]]-[[fliL]]-[[fliM]]-[[fliY]]-[[cheY]]-[[fliZ]]-[[fliP]]-[[fliQ]]-[[fliR]]-[[flhB]]-[[flhA]]-[[flhF]]-[[flhG]]-[[cheB]]-[[cheA]]-[[cheW]]-[[cheC]]-[[cheD]]-[[sigD]]-[[swrB]]'' {{PubMed|20233303}}
 
** ''[[ylxF]]-[[fliK]]-[[flgD]]-[[flgE]]-[[fliL]]-[[fliM]]-[[fliY]]-[[cheY]]-[[fliZ]]-[[fliP]]-[[fliQ]]-[[fliR]]-[[flhB]]-[[flhA]]-[[flhF]]-[[flhG]]-[[cheB]]-[[cheA]]-[[cheW]]-[[cheC]]-[[cheD]]-[[sigD]]-[[swrB]]'' {{PubMed|20233303}}
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** ''[[ylxF]]'': [[SigD]] {{PubMed|20233303}}
 
** ''[[ylxF]]'': [[SigD]] {{PubMed|20233303}}
  
* '''Regulation:'''  
+
* '''Regulation:''' see [[fla-che operon]]
** repressed under conditions that trigger sporulation ([[Spo0A]]) {{PubMed|14651647}}
 
  
* '''Regulatory mechanism:'''  
+
* '''Regulatory mechanism:''' see [[fla-che operon]]
** [[Spo0A]]: transcription repression {{PubMed|14651647}}
 
** [[CodY]]: transcription repression {{PubMed|12730172}}
 
** [[DegU]] (non-phosphorylated): transcription activation {{PubMed|17850253}}
 
** [[DegU]]-P: transcription repression {{PubMed|24386445}}
 
** [[DegU]]-P in complex with [[SwrA]]: transcription activation {{PubMed|24386445}}
 
  
 
* '''Additional information:'''
 
* '''Additional information:'''

Revision as of 14:11, 12 February 2015

  • Description: flagellar hook protein

Gene name flgE
Synonyms flgG
Essential no
Product flagellar hook protein
Function movement and chemotaxis
Gene expression levels in SubtiExpress: flgE
MW, pI 27 kDa, 4.734
Gene length, protein length 792 bp, 264 aa
Immediate neighbours flgD, ylzI
Sequences Protein DNA DNA_with_flanks
Genetic context
FlgE context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
FlgE expression.png















Categories containing this gene/protein

motility and chemotaxis, membrane proteins

This gene is a member of the following regulons

CodY regulon, DegU regulon, SigD regulon, Spo0A regulon

The gene

Basic information

  • Locus tag: BSU16290

Phenotypes of a mutant

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity:
  • lack of SigD-dependent gene expression (no hag expression), no motility PubMed
  • Protein family: flagella basal body rod proteins family (according to Swiss-Prot)

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:
  • Localization: bacterial flagellum basal body (according to Swiss-Prot), extracellular (no signal peptide) PubMed, membrane associated PubMed

Database entries

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

Additional information

Expression and regulation

  • Additional information:
    • number of protein molecules per cell (minimal medium with glucose and ammonium): 1780 PubMed
    • number of protein molecules per cell (complex medium with amino acids, without glucose): 3035 PubMed

Biological materials

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

Labs working on this gene/protein

Your additional remarks

References

Serena Mordini, Cecilia Osera, Simone Marini, Francesco Scavone, Riccardo Bellazzi, Alessandro Galizzi, Cinzia Calvio
The role of SwrA, DegU and P(D3) in fla/che expression in B. subtilis.
PLoS One: 2013, 8(12);e85065
[PubMed:24386445] [WorldCat.org] [DOI] (I e)

Colleen R Courtney, Loralyn M Cozy, Daniel B Kearns
Molecular characterization of the flagellar hook in Bacillus subtilis.
J Bacteriol: 2012, 194(17);4619-29
[PubMed:22730131] [WorldCat.org] [DOI] (I 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)

Kazuo Kobayashi
Gradual activation of the response regulator DegU controls serial expression of genes for flagellum formation and biofilm formation in Bacillus subtilis.
Mol Microbiol: 2007, 66(2);395-409
[PubMed:17850253] [WorldCat.org] [DOI] (P p)

H Werhane, P Lopez, M Mendel, M Zimmer, G W Ordal, L M Márquez-Magaña
The last gene of the fla/che operon in Bacillus subtilis, ylxL, is required for maximal sigmaD function.
J Bacteriol: 2004, 186(12);4025-9
[PubMed:15175317] [WorldCat.org] [DOI] (P p)

Virginie Molle, Masaya Fujita, Shane T Jensen, Patrick Eichenberger, José E González-Pastor, Jun S Liu, Richard Losick
The Spo0A regulon of Bacillus subtilis.
Mol Microbiol: 2003, 50(5);1683-701
[PubMed:14651647] [WorldCat.org] [DOI] (P p)

W Estacio, S S Anna-Arriola, M Adedipe, L M Márquez-Magaña
Dual promoters are responsible for transcription initiation of the fla/che operon in Bacillus subtilis.
J Bacteriol: 1998, 180(14);3548-55
[PubMed:9657996] [WorldCat.org] [DOI] (P p)

L M Márquez-Magaña, M J Chamberlin
Characterization of the sigD transcription unit of Bacillus subtilis.
J Bacteriol: 1994, 176(8);2427-34
[PubMed:8157612] [WorldCat.org] [DOI] (P p)