Operon structure of flagellar genes in Salmonella typhimurium (original) (raw)

Summary

In Salmonella typhimurium, more than 40 genes have been shown to be involved in flagellar formation and function and almost all of them have been assigned to three regions of the chromosome, termed region I, region II, and region III. In the present study, a large number of transposon-insertion mutants in these flagellar genes were isolated using Tn_10_ and Mu_d1_. The flaV gene was found to be a strong hot spot for Tn_10_ insertion. Complementation analysis of the polarity effects exerted by the transposon-insertion mutants defined 13 different flagellar operons; 3 in region I, 4 in region II, and 6 in region III. These results are compared with the reported arrangement of the corresponding genes in Escherichia coli.

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Authors and Affiliations

  1. Laboratory of Genetics, Department of Biology, Faculty of Science, University of Tokyo, Hongo, 113, Tokyo, Japan
    Kazuhiro Kutsukake, Yoshikazu Ohya & Tetsuo Iino
  2. Department of Biology, School of Education, Waseda University, Nishiwaseda, Shinjuku-ku, 160, Tokyo, Japan
    Shigeru Yamaguchi

Authors

  1. Kazuhiro Kutsukake
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  2. Yoshikazu Ohya
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  3. Shigeru Yamaguchi
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  4. Tetsuo Iino
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Communicated by K. Isono

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Kutsukake, K., Ohya, Y., Yamaguchi, S. et al. Operon structure of flagellar genes in Salmonella typhimurium.Mol Gen Genet 214, 11–15 (1988). https://doi.org/10.1007/BF00340172

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