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forward genetic approach toward identifying gene(s) suppresses dwarf and lethal phenotypes of Arabidopsis mekk1 mutant

Research Project

Project/Area Number 19770045
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field 植物生理・分子
Research InstitutionThe Institute of Physical and Chemical Research

Principal Investigator

ICHIMURA Kazuya  The Institute of Physical and Chemical Research, 植物免疫研究チーム, 研究員 (70321726)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,780,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥480,000)
Fiscal Year 2008: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2007: ¥1,700,000 (Direct Cost: ¥1,700,000)
Keywords細胞死 / 防御反応 / プロテインキナーゼ / MAPキナーゼカスケード / リン酸化 / 抵抗性遺伝子 / 病害抵抗性 / MAPキナーゼ経路 / 植物免疫 / 細胞内情報伝達
Research Abstract

PAMP情報伝達に関わるシロイヌナズナMEKK1遺伝子の欠損変異体は、構成的な防御反応により、強い矮性を伴う致死形質を示す。この表現型の原因遺伝子を解明するため、1)MEKK1調節ドメインの発現誘導により、欠損変異体表現型の再現系を構築した。2)上記の形質転換シロイヌナズナを用いたEMSスクリーニングにより、矮性致死表現型を抑制する変異体を単離した。また、ポジショナルクローニングに向けた条件検討を行った。

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • Research Products

    (15 results)

All 2009 2008 2007 Other

All Journal Article (5 results) (of which Peer Reviewed: 5 results) Presentation (4 results) Book (2 results) Remarks (4 results)

  • [Journal Article] Negative regulation of PAMP-triggered immunity by an E3 ubiquitin ligase triplet in Arabidopsis.2008

    • Author(s)
      Trujillo,M., Ichimura, K., Casais, C. and Shirasu, K.
    • Journal Title

      Current Biology 18

      Pages: 1396-1401

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Negative Regulation of PAMP-Triggered Immunity by an E3 Ubiquitin Ligase Triplet in Arabidopsis2008

    • Author(s)
      Marco, Trujillo
    • Journal Title

      Current Biology 18

      Pages: 1396-1401

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] CERK1, a LysM receptor kinase, is essential for chitin elicitor signaling in Arabidopsis.2007

    • Author(s)
      Ichimura, K. (10名中5番目)
    • Journal Title

      Proc. Acad. Natl. Sci. U.S.A 109

      Pages: 19613-19618

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] The Mitogen-Activated Protein Kinase Cascade MKK3-MPK6 Is an Important Part of the Jasmonate Signal Transduction Pathway in Arabidopsis.2007

    • Author(s)
      Ichimura, K. (8名中3番目)
    • Journal Title

      Plant Cell 19

      Pages: 805-818

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] CERK1, a LysM receptor kinase, is essential for chitin elicitor signaling in Arabidopsis.2007

    • Author(s)
      Miya, A., et. al.
    • Journal Title

      Proc. Acad. Natl. Sci. U.S.A. 109

      Pages: 19613-19618

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] シロイヌナズナMEKK1に結合するU-box型ユビキチンリガーゼの解析2009

    • Author(s)
      市村和也
    • Organizer
      日本植物生理学会 第50回年会
    • Place of Presentation
      名古屋
    • Year and Date
      2009-03-22
    • Related Report
      2008 Annual Research Report
  • [Presentation] シロイヌナズナMEKK1に結合するU-box型ユビキチンリガーゼの解析2008

    • Author(s)
      市村和也
    • Organizer
      植物生理学会第50回年会
    • Place of Presentation
      名古屋
    • Year and Date
      2008-03-21
    • Related Report
      2008 Final Research Report
  • [Presentation] シロイヌナズナmekk1変異体表現形を抑制する変異体の単離2008

    • Author(s)
      市村和也
    • Organizer
      植物生理学会第49回年会
    • Place of Presentation
      札幌
    • Year and Date
      2008-03-20
    • Related Report
      2008 Final Research Report
  • [Presentation] シロイヌナズナmekk1変異体表現形を抑制する変異体の単離2008

    • Author(s)
      市村和也
    • Organizer
      第49回日本植物生理学会年会
    • Place of Presentation
      札幌
    • Related Report
      2007 Annual Research Report
  • [Book] Signal Cross Talk in Plant Stress Responses2009

    • Author(s)
      Fuminori Takahashi
    • Publisher
      Wiley-Blackwell(印刷中)
    • Related Report
      2008 Annual Research Report
  • [Book] Plant Mitogen Activated Protein Kinase cascades in Signaling Crosstalk. Chapter 2, In Signal Crosstalk in Plant Stress Responses. (Yoshioka, K. Shinozaki, K. eds)

    • Author(s)
      Takahashi, F., Ichimura, K., Shinozaki, K., Shirasu, K.
    • Publisher
      Ames, Iowa, Blackwell publishing(In press)
    • Related Report
      2008 Final Research Report
  • [Remarks]

    • URL

      http://www.riken.jp/r-world/info/release/press/2007/071120/index.html

    • Related Report
      2008 Final Research Report
  • [Remarks]

    • URL

      http://www.riken.jp/r-world/info/release/press/2008/080905_2/index.html

    • Related Report
      2008 Final Research Report
  • [Remarks]

    • URL

      http://www.riken.jp/r-world/info/release/press/2008/080905_2/index.html

    • Related Report
      2008 Annual Research Report
  • [Remarks]

    • URL

      http://www.riken.jp/r-world/info/release/press/2007/071120/index.html

    • Related Report
      2007 Annual Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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