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Biochemical analysis of mRNA quality control in S. cerevisiae

Research Project

Project/Area Number 26840002
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Molecular biology
Research InstitutionTohoku University

Principal Investigator

MATSUO Yoshitaka  東北大学, 薬学研究科(研究院), 助教 (00725252)

Project Period (FY) 2014-04-01 – 2016-03-31
Project Status Completed (Fiscal Year 2015)
Budget Amount *help
¥4,160,000 (Direct Cost: ¥3,200,000、Indirect Cost: ¥960,000)
Fiscal Year 2015: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2014: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Keywordsリボソーム / 品質管理 / 新生鎖 / ribosome / nascent peptide / quality control
Outline of Final Research Achievements

Aberrant and non-functional mRNA are furequently generated in the cell due to error during mRNA biogenesis process. Co-translational quality control system monitors translation and immediately eliminates aberrant or non-functional mRNA and nascent product before translation is complete. Translation of poly(A) tail is one of the aborted translation in the cell, and generates poly-lysine peptide, inducing translation arrest and rapidly degradation of nascent peptides. However, the mechanism underlaying recognition such an abnormal translation remain poorly understood. In this project, I have identified novel factors involved in the recognition of aborted translation and induction of quality control system to remove generating non-functional nascent products.

Report

(3 results)
  • 2015 Annual Research Report   Final Research Report ( PDF )
  • 2014 Research-status Report
  • Research Products

    (3 results)

All 2015 2014

All Journal Article (1 results) (of which Peer Reviewed: 1 results) Presentation (2 results) (of which Int'l Joint Research: 1 results)

  • [Journal Article] リボソームの生合成に共役したリボソーム前駆体の品質管理機構2014

    • Author(s)
      松尾芳隆
    • Journal Title

      生化学

      Volume: 86 Pages: 793-797

    • NAID

      40020314278

    • Related Report
      2014 Research-status Report
    • Peer Reviewed
  • [Presentation] Ubiquitination of stalled ribosome triggers ribosome quality control2015

    • Author(s)
      Yoshitaka Matsuo
    • Organizer
      Pharmaceutical Science Symposium 2015 in Sendai
    • Place of Presentation
      Sakura Hall, Tohoku University
    • Year and Date
      2015-11-16
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Hel2 ubiquitin ligase plays crucial roles in quality controls induced by translation arrest2015

    • Author(s)
      Yoshitaka Matsuo
    • Organizer
      The 17th Tokyo RNA Club
    • Place of Presentation
      東京大学・中島董一郎記 念ホール
    • Year and Date
      2015-06-16
    • Related Report
      2015 Annual Research Report

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Published: 2014-04-04   Modified: 2017-05-10  

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