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Study on Mechanism of Formation of High-Order Structure of Protein

Research Project

Project/Area Number 19540427
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Biophysics/Chemical physics
Research InstitutionKyoto University

Principal Investigator

SUGIYAMA Masaaki  Kyoto University, 原子炉実験所, 准教授 (10253395)

Co-Investigator(Kenkyū-buntansha) 藤井 紀子  京都大学, 原子炉実験所, 教授 (90199290)
安中 雅彦  九州大学, 理学研究院, 教授 (40282446)
Research Collaborator FUJII Noriko  京都大学, 原子炉実験所, 教授 (90199290)
Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥4,680,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥1,080,000)
Fiscal Year 2008: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2007: ¥3,510,000 (Direct Cost: ¥2,700,000、Indirect Cost: ¥810,000)
Keywords異常凝集 / クリスタリン / プロテアソーム / 中性子小角散乱 / タンパク質 / αクリスタリン / 高次構造 / 紫外線照射 / 中性子 / 小角散乱
Research Abstract

タンパク質の高次(4次)構造の形成・変性を、中性子小角散乱法を用いて、水晶体内タンパク質αクリスタリンの外的ストレスによる変性過程(サブユニットによる耐性の相違の解明)、タンパク質分解酵素プロテアソームのサブユニットの1つのα7の単独会合体の形成過程(2重リングの形成の解明)より明らかした。加えて、高次構造解明のために中性子小角散乱データからより詳細な構造情報を得るための手法の開発も行った。

Report

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

    (22 results)

All 2009 2008 2007

All Journal Article (10 results) (of which Peer Reviewed: 10 results) Presentation (12 results)

  • [Journal Article] SANS Simulation of Aggregated Protein in Aqueous Solution, Nuclear Inst2009

    • Author(s)
      M.Sugiyama, K.Hamada, K.Kato, E.Kurimoto, K.Okamoto, Y.Morimoto, S.Ikeda, S.Naito, M.Furusaka, K.Itoh, K.Mori and T.Fukunaga
    • Journal Title

      And Methods in Physic Research A 600

      Pages: 272-274

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Structural investigation on supercritical carbon dioxide and its mixture with alcohol2009

    • Author(s)
      T.Sato, M.Sugiyama, M.Misawa, K.Hamada, K.Itoh, K.Mori and T.Fukunaga
    • Journal Title

      Journal of Molecular Liquids vol.147

      Pages: 102-106

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] SANS Simulation of Aggregated Protein in Aqueous Solution2009

    • Author(s)
      M. Sugiyama, (他11名)
    • Journal Title

      Nuclear Instrument Method A

      Pages: 272-274

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Structural evolution of human recombinant αB-crystallin under UV irradiation2008

    • Author(s)
      M.Sugiyama, N.Fujii, Y.Morimoto, S.Kurabayashi, M.Vigild, T.Sato, T.Nakazawa, K.Itoh, K.Mori and T.Fukunaga
    • Journal Title

      Biomacromolecules 9

      Pages: 431-434

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 中性子小角散乱で見るタンパク質の異常凝集2008

    • Author(s)
      杉山正明, 藤井紀子, 森本幸生, 福永俊晴
    • Journal Title

      日本中性子科学会会誌「波紋」 第18巻, 第4号

      Pages: 191-196

    • NAID

      130001998212

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Structural difference between liquidlike and gaslike phases in supercritical fluid2008

    • Author(s)
      T.Sato, M.Sugiyama, K.Hamada, K.Itoh, K.Mori, T.Fukunaga, M.Misawa, T.Ohtomo and S.Takata
    • Journal Title

      Physical Review E vol.78

      Pages: 51503-51503

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Structural difference between liquidlike and gaslike phases in supercritical fluid2008

    • Author(s)
      T. Sato, M. Sugiyama, (他7名)
    • Journal Title

      Physical Review E

      Pages: 51503-51503

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 中性子小角散乱で見るタンパク質の異常凝集2008

    • Author(s)
      杉山正明, 藤井紀子, (他2名)
    • Journal Title

      日本中性子科学会会誌「波紋」

      Pages: 191-196

    • NAID

      130001998212

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Structural evolution of human recombinant αB-crystallin under UV irradiation2008

    • Author(s)
      M. Sugiyama、 N. Fuji. (他8名)
    • Journal Title

      Biomacromolecules 9

      Pages: 431-434

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] A new analysing approach for the structure of density fluctuation of supercritical fluid2008

    • Author(s)
      T. Sato, M. Sugiyama (他6名)
    • Journal Title

      Jornal of Physics: Condensed Matter 20

      Pages: 104203-104203

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] 中性子小角散乱の展開2009

    • Author(s)
      杉山正明
    • Organizer
      東京大学物性研究所
    • Place of Presentation
      東京大学物性研究所中性子散乱研究施設
    • Year and Date
      2009-01-06
    • Related Report
      2008 Annual Research Report
  • [Presentation] タンパク質及び合成高分子のPacking 様態の中性子小角散乱による観測2009

    • Author(s)
      杉山正明
    • Organizer
      第3回海外中性子実験研究協力事業研究会および学術創成研究「パルス中性子源を活用した量子機能発現機構に関する融合研究」第8 回研究会
    • Place of Presentation
      つくば
    • Related Report
      2008 Final Research Report
  • [Presentation] SANS Simulation of Protein in Aqueous Solution2008

    • Author(s)
      M.Sugiyama, Y.Morimoto, K.Hamada, K. Itoh, K.Mori, T.Fukunaga
    • Organizer
      IPS08
    • Place of Presentation
      水戸
    • Related Report
      2008 Final Research Report
  • [Presentation] 中性子小角散乱法による水溶液中でのタンパク質の会合様態の研究2008

    • Author(s)
      杉山正明
    • Organizer
      第2回海外中性子実験研究事業研究会
    • Place of Presentation
      つくば
    • Related Report
      2008 Final Research Report
  • [Presentation] X線・中性子小角散乱で見るタンパク質の会合様態2008

    • Author(s)
      杉山正明
    • Organizer
      放射光と中性子の相補的利用セミナー
    • Place of Presentation
      神戸
    • Related Report
      2008 Final Research Report
  • [Presentation] 中性子小角散乱解析法の展開、中性子デバイスと小角散乱2008

    • Author(s)
      杉山正明
    • Organizer
      反射率研究会
    • Place of Presentation
      札幌
    • Related Report
      2008 Final Research Report
  • [Presentation] Stable Structure of Proteasome Activator 28 in an Aqueous Solution2007

    • Author(s)
      杉山正明
    • Organizer
      日台中性子散乱会議
    • Place of Presentation
      Wulai(Taiwan)
    • Year and Date
      2007-12-05
    • Related Report
      2007 Annual Research Report
  • [Presentation] 中性子小角散乱による可視化2007

    • Author(s)
      杉山正明
    • Organizer
      中性子科学会
    • Place of Presentation
      九州大学(福岡)
    • Year and Date
      2007-11-28
    • Related Report
      2007 Annual Research Report
  • [Presentation] SANS study of Proteasome Activator 28 in an aqueous solution2007

    • Author(s)
      M.Sugiyama, Y.Morimoto, K.Itoh, K.Mori, T.Fukunaga, K.Hamada, H.Sahashi, E.Sakata and K.Kato
    • Organizer
      Neutron in Biology
    • Place of Presentation
      Oxford (UK)
    • Year and Date
      2007-07-10
    • Related Report
      2008 Final Research Report
  • [Presentation] Simulation of SANS intensity of protein in an aqueous solution based on crystallographic data2007

    • Author(s)
      M.Sugiyama
    • Place of Presentation
      台湾
    • Related Report
      2008 Final Research Report
  • [Presentation] 中性子小角散乱による可視化2007

    • Author(s)
      杉山正明
    • Organizer
      中性子科学会年会
    • Place of Presentation
      福岡
    • Related Report
      2008 Final Research Report
  • [Presentation] In situ SANS Observation of Abnormal Aggregation of α A- and α B-crystallins Under Environmental Stresses2007

    • Author(s)
      M.Sugiyama, N.Fujii, Y.Morimoto, K.Itoh, K.Mori, T.Fukunaga
    • Organizer
      European Conference of Neutron Scattering
    • Place of Presentation
      Lund (Sweden)
    • Related Report
      2008 Final Research Report

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

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