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Mechanism for the specific activation of a membrane-bound transcription factor ATF6 by Endoplasmic Reticulum Stress

Research Project

Project/Area Number 19770170
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Cell biology
Research InstitutionKyoto University

Principal Investigator

OKADA Tetsuya  Kyoto University, 大学院・理学研究科, 助教 (70378529)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,880,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥480,000)
Fiscal Year 2008: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2007: ¥1,800,000 (Direct Cost: ¥1,800,000)
Keywords小胞体 / 小胞体ストレス / 小胞輸送 / ストレス応答
Research Abstract

ATF6は小胞体への構造異常タンパク質の蓄積(小胞体ストレス)に応答して活性化する小胞体膜結合性転写因子である。本研究では、ATF6の活性化に小胞体膜貫通型リン酸化酵素PERKが関与していることを明らかにした。また、新規ATF6結合タンパク質としてp45を同定することにも成功した。p45は小胞体ストレス依存的にATF6と結合する性質を持つことから、p45の同定により、ATF6の活性化機構の研究が大きく進展すると期待される。

Report

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

    (2 results)

All 2008

All Journal Article (2 results) (of which Peer Reviewed: 2 results)

  • [Journal Article] ATF6 is a Transcription Factor Specializing in the Regulation of Quality Control Proteins in the Endoplasmic Reticulum2008

    • Author(s)
      Yusuke adachi, Keisuke Yamamoto, Tetsuya Okada, Hiderou Yoshida, Akihiko Harada, Kazutoshi Mori
    • Journal Title

      Cell Structure and Function 133

      Pages: 75-89

    • NAID

      40016794073

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] ATF6 is a Transcription Factor Specializing in the Regulation of Quality Control Proteins in the Endoplasmic Reticulum2008

    • Author(s)
      Yusuke Adachi
    • Journal Title

      Cell Structure and Function (in press)

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed

URL: 

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

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