FliM

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  • Description: flagellar motor switch protein, part of the basal body C-ring

Gene name fliM
Synonyms
Essential no
Product flagellar motor switch protein
Function movement and chemotaxis
Gene expression levels in SubtiExpress: fliM
MW, pI 37 kDa, 4.691
Gene length, protein length 996 bp, 332 aa
Immediate neighbours fliL, fliY
Sequences Protein DNA DNA_with_flanks
Genetic context
FliM context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
FliM expression.png















Categories containing this gene/protein

motility and chemotaxis, membrane proteins

This gene is a member of the following regulons

CodY regulon, SigD regulon, Spo0A regulon

The gene

Basic information

  • Locus tag: BSU16310

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: fliM family (according to Swiss-Prot)
  • Paralogous protein(s): FliY

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:
  • Localization:
    • cell membrane (according to Swiss-Prot)
    • localizes as individual spots (puncta), this erquires FliF PubMed

Database entries

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

Additional information

Expression and regulation

  • Regulation:
    • repressed under conditions that trigger sporulation (Spo0A) PubMed
  • Regulatory mechanism:
  • Additional information:
    • number of protein molecules per cell (minimal medium with glucose and ammonium): 127 PubMed

Biological materials

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

Labs working on this gene/protein

Your additional remarks

References

Sarah B Guttenplan, Sidney Shaw, Daniel B Kearns
The cell biology of peritrichous flagella in Bacillus subtilis.
Mol Microbiol: 2013, 87(1);211-29
[PubMed:23190039] [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)

A R Zuberi, D S Bischoff, G W Ordal
Nucleotide sequence and characterization of a Bacillus subtilis gene encoding a flagellar switch protein.
J Bacteriol: 1991, 173(2);710-9
[PubMed:1898932] [WorldCat.org] [DOI] (P p)