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2013 Fiscal Year Final Research Report

Analysis of the aberrant translational stall and its release during translation reaction.

Research Project

  • PDF
Project/Area Number 24750156
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Chemistry related to living body
Research InstitutionKonan University

Principal Investigator

TAKAHASHI Shuntaro  甲南大学, 先端生命工学研究所, 講師 (40456257)

Project Period (FY) 2012-04-01 – 2014-03-31
Keywords翻訳 / 翻訳終結 / 遺伝子 / リボソーム / 水晶発振子 / リアルタイム測定
Research Abstract

Genetic information on DNA is transcribed into mRNA and then translated into protein. Duding translation process, the rate of synthesis of protein was varied by various factors. Thus, it has been supposed that the translation reaction possibly stalls aberrantly and restarts from stalling. In this study, we established the methodology by using quart-rystal microbalance to monitor the aberrant translational stall and its release. As a result, we found that the frequency of translational stall depends on each sequence of genes. Moreover, we proposed a novel mechanism of translational stall and restart from the experimental results of translational restart from the artificially translational stall.

  • Research Products

    (12 results)

All 2014 2013 2012

All Journal Article (4 results) (of which Peer Reviewed: 3 results) Presentation (6 results) Book (2 results)

  • [Journal Article] Monitoring and kinetic analysis of the molecular interactions by which a repressor protein, PhaR, binds to target DNAs and poly[(R)-3-hydroxybutyrate]2013

    • Author(s)
      M. Yamada, S. Takahashi, Y. Okahata, Y. Doi, and K. Numata
    • Journal Title

      AMB Express

      Volume: 3 Pages: 6

    • DOI

      10.1186/2191-0855-3-6

    • Peer Reviewed
  • [Journal Article] Direct monitoring of initiation factor dynamics through formation of 30S and 70S translation-initiation complexes on a quartz crystal microbalance2013

    • Author(s)
      S. Takahashi, H. Isobe, T. Ueda, and Y. Okahata
    • Journal Title

      Chem. Eur. J.

      Volume: 19 Pages: 6807-6816

    • Peer Reviewed
  • [Journal Article] Translation enhancer improves the ribosome liberation from translation initiation2012

    • Author(s)
      S. Takahashi, H. Furusawa, T. Ueda, and Y. Okahata
    • Journal Title

      J. Am. Chem. Soc.

      Volume: 135 Pages: 13096-13106

    • Peer Reviewed
  • [Journal Article] Traveling time of a translating ribosome along mRNA monitored directly on a quartz crystal microbalance2012

    • Author(s)
      S. Takahashi, K. Tsuji, T. Ueda, and Y. Okahata
    • Journal Title

      J. Am. Chem. Soc.

      Volume: 134 Pages: 6793-6800

  • [Presentation] 生命分子の挙動に及ぼす分子環境の効果(47)圧力変化によるi-motif DNAの構造安定性制御2014

    • Author(s)
      高橋俊太郎、杉本直己
    • Organizer
      日本化学会第94春季年会(2014)
    • Place of Presentation
      名古屋大学
    • Year and Date
      20140327-30
  • [Presentation] 擬似細胞環境下でのDNA四重鎖構造の熱安定性に対する圧力効果2013

    • Author(s)
      高橋俊太郎、杉本直己
    • Organizer
      第54回高圧討論会
    • Place of Presentation
      朱鷺メッセ
    • Year and Date
      20131114-16
  • [Presentation] 翻訳終結因子が関与する遺伝子発現制御の解析2013

    • Author(s)
      高橋俊太郎、廣瀬敦、岡畑恵雄
    • Organizer
      日本化学会第93春季年会(2013)
    • Place of Presentation
      立命館大学
    • Year and Date
      20130322-25
  • [Presentation] The regulation mechanism of gene expression in translation termination2012

    • Author(s)
      Shuntaro Takahashi, Naoki Sugimoto, Yoshio Okahata
    • Organizer
      The First International Symposium on Biofunctional Chemistry (ISBC2012)
    • Place of Presentation
      東京工業大学
    • Year and Date
      20121128-30
  • [Presentation] 合成途中のタンパク質が及ぼす翻訳終結速度への影響2012

    • Author(s)
      高橋俊太郎、杉本直己、岡畑恵雄
    • Organizer
      第6回バイオ関連シンポジウム
    • Place of Presentation
      北海道大学
    • Year and Date
      20120906-08
  • [Presentation] mRNA配列に制御された翻訳終結反応の解析2012

    • Author(s)
      高橋俊太郎、上田卓也、岡畑惠雄
    • Organizer
      第14回RNAミーティング
    • Place of Presentation
      東北大学
    • Year and Date
      20120718-20
  • [Book] バイオセンシングのための水晶発振子マイクロバランス法ー原理から応用例まで2013

    • Author(s)
      岡畑恵雄、森俊明、古澤宏幸、高橋俊太郎
    • Total Pages
      250-267
    • Publisher
      講談社サイエンティフィク
  • [Book] CSJカレントレビュー10ここまで進んだバイオセンシング・イメージング1分子から細胞、脳まで(日本化学会編)2012

    • Author(s)
      岡畑恵雄、高橋俊太郎
    • Total Pages
      55-61
    • Publisher
      化学同人

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Published: 2015-06-25  

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