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Molecular basis on cellular mechanism of environmental response by lysosomal/vacuolar proteolysis

Research Project

Project/Area Number 19580391
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Applied molecular and cellular biology
Research InstitutionTohoku University

Principal Investigator

SHINTANI Takahiro  Tohoku University, 大学院・農学研究科, 准教授 (70374973)

Co-Investigator(Kenkyū-buntansha) 五味 勝也  東北大学, 大学院・農学研究科, 教授 (60302197)
大箸 信一  金沢工業大学, ゲノム生物工学研究所, 教授 (90387340)
Co-Investigator(Renkei-kenkyūsha) GOMI Katsuya  東北大学, 大学院・農学研究科, 教授 (60302197)
OHASHI Shinichi  金沢工業大学, ゲノム生物工学研究所, 教授 (90387340)
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: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2007: ¥2,600,000 (Direct Cost: ¥2,000,000、Indirect Cost: ¥600,000)
Keywords応用分子細胞生物学 / 環境応答 / タンパクム / リソソーム・液胞 / タンパク質分解 / 異常分泌タンパク質 / 出芽酵母 / 環境適応機構
Research Abstract

真核生物のモデル生物である出芽酵母を用い、液胞によるタンパク質分解機構が外界からの環境ストレス応答や細胞内で生じた異常タンパク質のクリアランスに重要な役割を果たしていることを示し、その過程に関わる因子を明らかにした。具体的には外界栄養条件に応じたモノカルボン酸輸送体の細胞膜からの除去、折り畳みに異常がある分泌タンパク質の除去機構について解析した。

Report

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

    (15 results)

All 2008 2007

All Journal Article (3 results) (of which Peer Reviewed: 3 results) Presentation (12 results)

  • [Journal Article] Fluorescence microscopy-based assays for monitoring yeast Atg protein trafficking2008

    • Author(s)
      Takahiro Shintani, Fulvio Reggiori
    • Journal Title

      Methods in Enzymology 451巻

      Pages: 43-56

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Fluorescence microscopy-based assays for monitoring yeast Atg protein trafficking2008

    • Author(s)
      Takahiro Shintani, Fulvio Reggiori
    • Journal Title

      Methods in Enzymology 451

      Pages: 43-56

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Codon optimization increases steady-state mRNA levels in heterologous gene expression in Aspergillus oryzae2008

    • Author(s)
      Masafumi Tokuoka, Mizuki Tanaka, Kazuhisa Ono, Shinobu Takagi, Takahiro Shintani, Katsuya Gomi
    • Journal Title

      Applied and Environmental Microbiology 74

      Pages: 6538-6546

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Presentation] 異常分泌タンパク質の小胞体関連分解(ERAD)と輸送小胞への取り込みは競合している2008

    • Author(s)
      須山研吾、五味勝也、新谷尚弘
    • Organizer
      第31回日本分子生物学会年会・第81回日本生化学会大会合同大会
    • Place of Presentation
      神戸ポートアイランド
    • Year and Date
      2008-12-10
    • Related Report
      2008 Final Research Report
  • [Presentation] 異常分泌タンパク質の小胞体関連分(ERAD)と輸送小胞への取り込みは競合している2008

    • Author(s)
      須山研吾、五味勝也、新谷尚弘
    • Organizer
      第31回日本分子生物学会年会・第81回日本生化学会大会合同大会
    • Place of Presentation
      神戸ポートアイランド
    • Year and Date
      2008-12-10
    • Related Report
      2008 Annual Research Report
  • [Presentation] A luminal misfolded proteinretaining the endoplasmic reticulum exit signal bypasses the ER-associated degradation and is sorted to the vacuole for degradation by thevacuolar sorting receptor Vps102008

    • Author(s)
      Kengo Suyama, Katsuya Gomi, Takahiro Shintani
    • Organizer
      2008 Yeast Genetics and Molecular Biology Meeting
    • Place of Presentation
      トロント(カナダ)
    • Year and Date
      2008-07-23
    • Related Report
      2008 Final Research Report
  • [Presentation] A luminal misfolded protein retaining the endoplasmic reticulum exit signal bypasses the ER-associated degradation and is sorted to the vacuole for degradation by the vacuolar sorting receptor Vps102008

    • Author(s)
      Kengo Suyama, Katsuya Gomi, Takahiro Shintani
    • Organizer
      2008 Yeast Genetics and Molecular Biology Meeting
    • Place of Presentation
      トロント(カナダ)
    • Year and Date
      2008-07-23
    • Related Report
      2008 Annual Research Report
  • [Presentation] Cellular responses to the expression of aberrant secretory proteins in Aspergillus oryzae2008

    • Author(s)
      Takahiro Shintani, Daisuke Shiro, Jun-ichi Yokota, Katsuya Gomi
    • Organizer
      9th European Conference on Fungal Genetics
    • Place of Presentation
      エジンバラ(スコットランド)
    • Year and Date
      2008-04-08
    • Related Report
      2008 Annual Research Report
  • [Presentation] Cellular response to the expression of an aberrant secretory protein in Aspergillus oryzae2008

    • Author(s)
      Takahiro Shintani, Daisuke Shiro, Jun-ichi Yokota, Katsuya Gomi
    • Organizer
      5th International Aspergillus Meeting
    • Place of Presentation
      エジンバラ(スコットランド)
    • Year and Date
      2008-04-04
    • Related Report
      2008 Annual Research Report
  • [Presentation] 出芽酵母における小胞体関連タンパク質分解の回避機構の解析2008

    • Author(s)
      須山研吾、五味勝也、新谷尚弘
    • Organizer
      日本農芸化学会2008年度大会
    • Place of Presentation
      名城大学(名古屋)
    • Year and Date
      2008-03-27
    • Related Report
      2008 Final Research Report
  • [Presentation] 酵母輸送レセプターVps10による異常分泌タンパク質の認識機構の解析2008

    • Author(s)
      柚賀正樹、須山研吾、五味勝也、新谷尚弘
    • Organizer
      日本農芸化学会2008年度大会
    • Place of Presentation
      名城大学(名古屋)
    • Year and Date
      2008-03-27
    • Related Report
      2008 Final Research Report
  • [Presentation] 出芽酵母における小胞体関連タンパク質分解の回避機構の解析2008

    • Author(s)
      須山研吾
    • Organizer
      日本農芸化学会2008年度大会
    • Place of Presentation
      名古屋
    • Year and Date
      2008-03-27
    • Related Report
      2007 Annual Research Report
  • [Presentation] 酵母輸送レセプターVps10による異常分泌タンパク質の認識機構の解析2008

    • Author(s)
      柚賀正樹
    • Organizer
      日本農芸化学会2008年度大会
    • Place of Presentation
      名古屋
    • Year and Date
      2008-03-27
    • Related Report
      2007 Annual Research Report
  • [Presentation] Vacuolar sorting of aberrant secretory proteins in the budding yeast2007

    • Author(s)
      須山研吾、五味勝也、新谷尚弘
    • Organizer
      第30回日本分子生物学会年会・第80回日本生化学会大会合同大会
    • Place of Presentation
      パシフィコ横浜
    • Year and Date
      2007-12-12
    • Related Report
      2008 Final Research Report
  • [Presentation] Vacuolar sorting of aberrant secretory proteins in the budding yeast2007

    • Author(s)
      須山研吾
    • Organizer
      第30回日本分子生物学会年会・第80回日本生化学会大会合同大会
    • Place of Presentation
      横浜
    • Year and Date
      2007-12-12
    • Related Report
      2007 Annual Research Report

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

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