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2008 Fiscal Year Final Research Report

Assembly mechanism of the highly regular axonemal structure in cilia and flagella

Research Project

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Project/Area Number 17207009
Research Category

Grant-in-Aid for Scientific Research (A)

Allocation TypeSingle-year Grants
Section一般
Research Field Biophysics
Research InstitutionThe University of Tokyo

Principal Investigator

KAMIYA Ritsu  The University of Tokyo, 大学院・理学系研究科, 教授 (10124314)

Co-Investigator(Kenkyū-buntansha) HIRONO Masafuml  東京大学, 大学院・理学系研究科, 准教授 (10212177)
YAGI Toshiki  京都大学, 大学院・理学研究科, 准教授 (40292833)
Project Period (FY) 2005 – 2008
Keywords鞭毛 / 繊毛 / 軸糸 / ダイニン / 微小管 / 基底小体 / 中心子 / クラミドモナス
Research Abstract

鞭毛・繊毛の内部は9本の周辺微小管が円筒状に並んだ構造を持ち、縦方向には96nmの繰り返し周期がある。このような構造の形成機構に迫るため、緑藻クラミドモナスを使って、軸糸微小管の結合蛋白質を検索するとともに、構造形成異常変異株の原因遺伝子を決定した。その結果、新規軸糸構成蛋白質10種を発見するとともに、軸糸の9回の対称性の起源に関して重要な知見を得た。

  • Research Products

    (14 results)

All 2009 2008 2007 2006 2005 Other

All Journal Article (8 results) Presentation (4 results) Book (1 results) Remarks (1 results)

  • [Journal Article] IC97 is a novel intermediate chain of I1 dynein that interacts with tubulin and regulates interdoublet sliding2009

    • Author(s)
      Wirschell, M., Yang, C., Yang, P, Fox, L., Yanigasawa, H., Kamiya, R., Witman, G. B., Porter, M., Sale, W. S.
    • Journal Title

      Mot.Biol.Cell 20

      Pages: 3044-3054

  • [Journal Article] Identification of novel dyneins that localize exclusively to the proximal portion of Chlamydomonas flagella2009

    • Author(s)
      Yagi, T., Uematsu, K., Liu, Z., Kamiya, R.
    • Journal Title

      J.Cell Sci. 122

      Pages: 1306-1314

  • [Journal Article] SAS-6 is a cartwheel protein that establishes the 9-fold symmetry of the centriole2007

    • Author(s)
      Nakazawa, Y., Hiraki, M., Kamiya, R., Hirono, M.
    • Journal Title

      Curr.Biol 17

      Pages: 2169-2174

  • [Journal Article] Bldl0p constitutes the distal fiber of the cartwheel, a crucial strucuture that stabilizes the 9-fold microtubule arrangement in the centriole2007

    • Author(s)
      Hiraki, M., Nakazawa, Y., Kamiya, R., Hirono, M.
    • Journal Title

      Curr.Biol. 17

      Pages: 1778-1783

  • [Journal Article] Axonemal localization of Chlamydomonas PACK, a homologue of the human Park in-coregulated gene product2007

    • Author(s)
      Ikeda, K., Ikeda, T., Morikawa, K., Kamiya, R.
    • Journal Title

      Cell Motil.Cytoskeleton 64

      Pages: 814-821

  • [Journal Article] Functional binding of inner-arm dyneins with demembranated flagella of Chlamydomonas mutants2006

    • Author(s)
      Yamamoto, R., Yagi, T., Kamiya, R.
    • Journal Title

      Cell Motil.Cytoskeleton 63

      Pages: 258-265

  • [Journal Article] An axonemal dynein particularly important for flagellar movement at high viscosity : implications from a new Chlamydomonas mutant deficient in the dynein heavy chain gene Dhc92005

    • Author(s)
      Yagi, T., Minoura, I., Fujiwara, A., Saito, R., Yasunaga, T., Hirono, M., Kamiya, R.
    • Journal Title

      J.Biol.Chem. 280

      Pages: 41412-41420

  • [Journal Article] The mouse ortholog of EFHC1 implicated in juvenile myoclonic epilepsy is an axonemal protein widely conserved among organisms with motile cilia and flagella2005

    • Author(s)
      Ikeda, T., Ikeda, K., Enomoto, M., Park, M. K., Hirono, M., Kamiya, R.
    • Journal Title

      FEBS Lett. 579

      Pages: 819-822

  • [Presentation] クラミドモナス変異体で探る繊毛の形成と運動機構2008

    • Author(s)
      神谷律
    • Organizer
      第113回日本解剖学会総会
    • Place of Presentation
      大分
    • Year and Date
      2008-03-28
  • [Presentation] Identification of the Genes of All Known Chlamydomonas Inner-Arm Dynein Heavy Chains2006

    • Author(s)
      Yagi, T., Kamiya, R.
    • Organizer
      46th Annual Meeting of the American Society for Cell Biology
    • Place of Presentation
      San Diego, USA
    • Year and Date
      20061209-20061213
  • [Presentation] A novel Chlamydomonas mutant that assembles flagellar axonemes with variable numbers of outer doublet microtubules2006

    • Author(s)
      Nakazawa, Y., Kamiya, R., Hirono, M.
    • Organizer
      12th International Conference on the Cell and Molecular Biology of Chlamydomonas
    • Place of Presentation
      Portland, Oregon, USA
    • Year and Date
      20060509-20060514
  • [Presentation] Novel longitudinal compartmentalization in the axoneme revealed by localization of putative interdoublet link components2006

    • Author(s)
      Yanagisawa, H., Kamiya, R.
    • Organizer
      12th International conference on the Cell and Molecular Biology of Chlamydomonas
    • Place of Presentation
      Portland, Oregon, USA
    • Year and Date
      20060509-20060514
  • [Book] Axonemal dyneins : assembly, structure and force generation. In G. B. Witman (ed.), Chlamydomonas source book, vol. III2009

    • Author(s)
      King, S. M., Kamiya, R.
    • Total Pages
      129-206
    • Publisher
      Elsevier Press
  • [Remarks]

    • URL

      http://www.biol.s.u-tokyo.ac.jp/users/seiri/lab.html

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Published: 2011-06-18   Modified: 2016-04-21  

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