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Gene Review

motB  -  protein that enables flagellar motor rotation

Escherichia coli str. K-12 substr. MG1655

Synonyms: ECK1890, JW1878, flaJ
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Disease relevance of motB


High impact information on motB


Biological context of motB


Analytical, diagnostic and therapeutic context of motB

  • To dissect the function of the periplasmic domain of MotB, site-directed mutagenesis was used to replace Gln, Ser, and Tyr codons scattered throughout motB with amber (UAG) codons [3].


  1. Gene sequence and predicted amino acid sequence of the motA protein, a membrane-associated protein required for flagellar rotation in Escherichia coli. Dean, G.E., Macnab, R.M., Stader, J., Matsumura, P., Burks, C. J. Bacteriol. (1984) [Pubmed]
  2. Nucleotide sequence of the Escherichia coli motB gene and site-limited incorporation of its product into the cytoplasmic membrane. Stader, J., Matsumura, P., Vacante, D., Dean, G.E., Macnab, R.M. J. Bacteriol. (1986) [Pubmed]
  3. Mot protein assembly into the bacterial flagellum: a model based on mutational analysis of the motB gene. Van Way, S.M., Hosking, E.R., Braun, T.F., Manson, M.D. J. Mol. Biol. (2000) [Pubmed]
  4. Extragenic suppression of motA missense mutations of Escherichia coli. Garza, A.G., Bronstein, P.A., Valdez, P.A., Harris-Haller, L.W., Manson, M.D. J. Bacteriol. (1996) [Pubmed]
  5. An operon of Bacillus subtilis motility genes transcribed by the sigma D form of RNA polymerase. Mirel, D.B., Lustre, V.M., Chamberlin, M.J. J. Bacteriol. (1992) [Pubmed]
  6. Requirements for conversion of the Na(+)-driven flagellar motor of Vibrio cholerae to the H(+)-driven motor of Escherichia coli. Gosink, K.K., Häse, C.C. J. Bacteriol. (2000) [Pubmed]
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