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Roles of Chk1 phosphorylation at novel sites in carcinogenesis

Research Project

Project/Area Number 19590328
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Pathological medical chemistry
Research InstitutionAichi Cancer Center Research Institute

Principal Investigator

GOTO Hidemasa  Aichi Cancer Center Research Institute, 発がん制御研究部, 室長 (20393126)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2008: ¥2,210,000 (Direct Cost: ¥1,700,000、Indirect Cost: ¥510,000)
Fiscal Year 2007: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Keywords分子腫瘍学 / 細胞周期 / チェックポイント / Chk1 / サイクリン依存性キナーゼ / ATR / プロテインキナーゼ / がん化 / リン酸化
Research Abstract

Chk1は、DNA複製/障害チェックポイントの際にATRによってそのセリン317およびセリン345がリン酸化されて活性化される。今回、我々は、チェックポイント反応の際、Chk1のセリン286およびセリン301がサイクリン依存性キナ-ゼ2(Cdk2)によってリン酸化させることを明らかにした。また、Cdk2依存性のリン酸化反応とATR依存性のリン酸化反応は、Chk1の同一分子上で引き起こされるが、これらの2つの反応の間に強い依存性は認められなかった。以上の結果は、Chk1の機能制御は、多くの部位のリン酸化反応を介して制御されていることを示唆している。

Report

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

    (24 results)

All 2009 2008 2007 Other

All Journal Article (9 results) (of which Peer Reviewed: 5 results) Presentation (9 results) Book (5 results) Remarks (1 results)

  • [Journal Article] Chk1 phosphorylation at Ser286 and Ser301 occurs with both stalled DNA replication and damage checkpoint stimulation2008

    • Author(s)
      Ikegami Y., Goto H., Kiyono T., Enomoto M., Kasahara K., Tomono Y., Tozawa K., Monta A., Kohn K. Inagaki M.
    • Journal Title

      Biochem. Biophys. Res. Commun. 377

      Pages: 1227-1231

    • Related Report
      2008 Final Research Report
  • [Journal Article] Myosin phosphatase-targeting subunit 1 regulates mitosis by antagonizing polo-like kinase 12008

    • Author(s)
      Yamashiro S., Yamakita Y., Totsukawa G., Goto H., Kaibuchi K., Ito M., Hartshorne D.J., Matsumura F.
    • Journal Title

      Dev. Cell. 14

      Pages: 787-797

    • Related Report
      2008 Final Research Report
  • [Journal Article] Protein phosphatase 4 catalytic subunit regulates Cdk1 activity and microtubule organization via NDEL1 dephosphorylation2008

    • Author(s)
      Toyo-oka K., Mori D., Yano Y., Shiota M., Iwao H., Goto H., Inagaki M., Hiraiwa N., Muramatsu M., Wynshaw-Bons A., Yoshiki A., Hirotsune S.
    • Journal Title

      J Cell Biol. 180

      Pages: 1133-1147

    • Related Report
      2008 Final Research Report
  • [Journal Article] Chk1 phosphorylation at Ser286 and Ser301 occurs with both stalled DNA replication and damage checkpoint stimulation2008

    • Author(s)
      Yosuke Ikegami, et al.
    • Journal Title

      Biochem. Biophys. Res. Commun. 377

      Pages: 1227-1231

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Myosin phosphatase-targeting subunit 1 regulates mitosis by antagonizing polo-like kinase 12008

    • Author(s)
      Shigeko Yamashiro, et al.
    • Journal Title

      Dev. Cell 14

      Pages: 787-797

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Protein phosphatase 4 catalytic subunit regulates Cdk1 activity and microtubule organization via NDEL1 dephosphorylation2008

    • Author(s)
      Kazuhito Toyo-oka, et al.
    • Journal Title

      J. Cell Biol. 180

      Pages: 1133-1147

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Protein phosphatase 4 catalytic subunit regulates Cdk1 activity and microtubule organization via NDEL1 dephosphorylation.2008

    • Author(s)
      Kazuhiro Toyooka, et. al.
    • Journal Title

      J. Cell Biol. 180

      Pages: 1133-1147

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Production of a site- and phosphorylation state-specific antibody2007

    • Author(s)
      Goto H. and Inagaki M.
    • Journal Title

      Nature Protocols 2

      Pages: 2574-2581

    • Related Report
      2008 Final Research Report
  • [Journal Article] Production of a site-and phosphorylation state-specific antibody.2007

    • Author(s)
      Hidemasa Goto, et. al.
    • Journal Title

      Nature Protocols 2

      Pages: 2574-2581

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] Chk1 phosphorylation by Cyclin-dependent kinases (Cdks) promotes mitotic entry(招待口演)2009

    • Author(s)
      Hidemasa Goto & Masato Enomoto
    • Organizer
      Cell Cycle and Cell Architecture (MEXT Priority Research Project Cell Proliferation Control International symposium)
    • Place of Presentation
      Nagoya
    • Year and Date
      2009-06-26
    • Related Report
      2008 Final Research Report
  • [Presentation] Chk1 phosphorylation by Cyclin-dependent kinase 1 promotes mitotic entry(ポスター)2008

    • Author(s)
      Goto H., Enomoto M, Tomono Y., Kasahara K., Ikegami Y., Tsujimura K., Kiyono T., Inagaki M.
    • Organizer
      The 48th Annual Meeting of the American Society for Cell Biology
    • Place of Presentation
      SanFrancisco, CA, USA
    • Year and Date
      2008-12-14
    • Related Report
      2008 Final Research Report
  • [Presentation] Chk1 phosphorylation by Cyclin-dependent kinase 1 promotes mitoticentry2008

    • Author(s)
      Hidemasa Goto, et al.
    • Organizer
      The 48th Annual Meeting of the American Society for Cell Biology
    • Place of Presentation
      サンフランシスコ、アメリカ合衆国
    • Year and Date
      2008-12-14
    • Related Report
      2008 Annual Research Report
  • [Presentation] Chk1 phosphorylation by Cyclin-dependentkinases (Cdks)(シンポジウム)2008

    • Author(s)
      Hidemasa Goto, Masaki Inagaki
    • Organizer
      第67回日本癌学会総会
    • Place of Presentation
      名古屋
    • Year and Date
      2008-10-28
    • Related Report
      2008 Final Research Report
  • [Presentation] Chk1 phosphorylation by Cyclin-dependent kinases (Cdks)(ポスター)2008

    • Author(s)
      Enomoto M., Goto H., Ikegami Y., Kasahara K., Tomono Y., Tsujimura K., Kiyono T., Inagaki, M.
    • Organizer
      International Symposium on Chromosome Dynamics in Ise
    • Place of Presentation
      Shima, Mie, Japan
    • Year and Date
      2008-05-29
    • Related Report
      2008 Final Research Report
  • [Presentation] サイクリン依存性キナ-ゼ(Cdk)によるChk1のリン酸化反応(ワークショップ)2007

    • Author(s)
      後藤英仁, 稲垣昌樹
    • Organizer
      第30回日本分子生物学会年会・第80回日本生化学会 合同大会
    • Place of Presentation
      横浜
    • Year and Date
      2007-12-11
    • Related Report
      2008 Final Research Report
  • [Presentation] サイクリン依存性キナーゼ(Cdk)によるChk1のリン酸化反応2007

    • Author(s)
      後藤 英仁, 他
    • Organizer
      第30回日本分子生物学会年会・第80回日本生化学会 合同大会
    • Place of Presentation
      横浜
    • Year and Date
      2007-12-11
    • Related Report
      2007 Annual Research Report
  • [Presentation] Functional analyses of mitotic kinases in chromosomal instability (The Incitement Award ofJCA)(ワークショップ)2007

    • Author(s)
      Goto H.
    • Organizer
      第65回日本癌学会総会
    • Place of Presentation
      ワークショップ
    • Year and Date
      2007-10-05
    • Related Report
      2008 Final Research Report
  • [Presentation] サイクリン依存性キナ-ゼによるChk1リン酸化反応(ワークショップ)2007

    • Author(s)
      後藤英仁, 榎本将人, 池上要介, 山口知也, 友野靖子, 清野透, 稲垣昌樹
    • Organizer
      第40回日本発生生物学会・第59回日本細胞生物学会合同大会
    • Year and Date
      2007-05-30
    • Related Report
      2008 Final Research Report
  • [Book] 蛋白質核酸酵素54巻, 4号 リン酸化によるM期制御-染色体サイクル ゲノムの恒常性維持、敬称とダイナミックス-(正井久雄, 升方久夫, 釣本敏樹, 仁木宏典, 篠原彰, 編)2009

    • Author(s)
      笠原広介,, 後藤英仁
    • Related Report
      2008 Final Research Report
  • [Book] 実験医学, 26巻, 18号 Close UP実験法特定部位の翻訳後修飾を特異的に認識する抗体作製法-抗リン酸化(ペプチド)抗体作製法2008

    • Author(s)
      後藤英仁, 稲垣昌樹
    • Related Report
      2008 Final Research Report
  • [Book] 図説 分子病態学(一瀬白帝, 鈴木宏治, 編) 細胞の構造と分裂周期2008

    • Author(s)
      笠原広介, 後藤英仁, 稲垣昌樹
    • Publisher
      中外医学社
    • Related Report
      2008 Final Research Report
  • [Book] 図説 分子病態学(一瀬白帝、鈴木宏治 編)2008

    • Author(s)
      笠原 広介, 他
    • Publisher
      中外医学社
    • Related Report
      2007 Annual Research Report
  • [Book] 分子細胞治療 6巻, 1号 リン酸化-特集 蛋白質修飾-2007

    • Author(s)
      後藤英仁, 稲垣昌樹
    • Publisher
      先端医学社
    • Related Report
      2008 Final Research Report
  • [Remarks] 2007年度 日本癌学会 奨励賞

    • Related Report
      2008 Final Research Report

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

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