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Construction of a base for utilization of insect cell-free protein synthesis system

Research Project

Project/Area Number 24580083
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Applied entomology
Research InstitutionOkinawa National College of Technology

Principal Investigator

ITO Masaaki  沖縄工業高等専門学校, 生物資源工学科, 教授 (00395659)

Project Period (FY) 2012-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥5,460,000 (Direct Cost: ¥4,200,000、Indirect Cost: ¥1,260,000)
Fiscal Year 2014: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2013: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2012: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Keywords無細胞タンパク質合成系 / 昆虫 / カイコ / 翻訳促進配列 / チロシナーゼ / ラッカーゼ / 昆虫培養細胞 / 後部絹糸線 / 無細胞タンパク質合成 / 無細胞翻訳系 / バキュロウイルス
Outline of Final Research Achievements

In the present study, we analyzed an enhancer sequence composed of Spodoptera frugiperda nucleopolyhedrovirus polyhedorin 5’-UTR for improvement of Bombyx mori cell-free protein synthesis system. As a result, we found important sequence of 18 base length composed 3'-terminal region. A protein synthesis activity using the sequence as enhancer was 1.3-fold greater than that of using usual enhancer.
We constructed cell-free translation and analysis system with co-expression of activation protein using organic solvent resistant tyrosinase as a model protein. Furthermore, we also constructed membrane-binding protein expression and analysis system using thermostable laccase as a model protein.

Report

(4 results)
  • 2014 Annual Research Report   Final Research Report ( PDF )
  • 2013 Research-status Report
  • 2012 Research-status Report
  • Research Products

    (7 results)

All 2014 2013 2012 Other

All Journal Article (1 results) (of which Peer Reviewed: 1 results,  Open Access: 1 results) Presentation (3 results) Patent(Industrial Property Rights) (3 results)

  • [Journal Article] A cell-free translocation system using extracts of cultured insect cells to yield functional membrane proteins2014

    • Author(s)
      Toru Ezure, Kei Nanatani, Satomi Suzuki, Yoko Sato, Keishi Aizawa, Satoshi Souma, Masaaki Ito, Takahiro Hohsaka, Gunnar von Heijine, Toshihiko Utsumi, Keietsu Abe, Eiji Ando, Nobuyuki Uozumi
    • Journal Title

      PLoS ONE

      Volume: 9 Pages: 1-17

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed / Open Access
  • [Presentation] 耐熱性セリン‐カルボキシルプロテアーゼであるクマモリシンの活性化機構の解析

    • Author(s)
      塩川史弥、尾山廣、伊東昌章
    • Organizer
      第23回九州沖縄地区高専フォーラム
    • Place of Presentation
      かごしま県民交流センター
    • Related Report
      2013 Research-status Report
  • [Presentation] カイコ幼虫後部絹糸腺由来無細胞タンパク質合成系における翻訳促進配列の機能解析

    • Author(s)
      佐事武、尾山廣、伊東昌章
    • Organizer
      日本農芸化学会2014年度大会
    • Place of Presentation
      明治大学生田キャンパス
    • Related Report
      2013 Research-status Report
  • [Presentation] 耐熱性セリン-カルボキシルプロテアーゼ、クマモリシンの活性化機構の解析

    • Author(s)
      塩川史弥、尾山廣、伊東昌章
    • Organizer
      日本農芸化学会
    • Place of Presentation
      東北大学
    • Related Report
      2012 Research-status Report
  • [Patent(Industrial Property Rights)] カイコ幼虫中部絹糸腺を用いた無細胞タンパク質合成方法2013

    • Inventor(s)
      伊東昌章、岡田英二、飯塚哲也
    • Industrial Property Rights Holder
      国立高専専門学校機構、農業生物資源研究所
    • Industrial Property Rights Type
      特許
    • Industrial Property Number
      2013-000629
    • Filing Date
      2013-10-18
    • Related Report
      2013 Research-status Report
  • [Patent(Industrial Property Rights)] 桑茶の製造方法2013

    • Inventor(s)
      普天間樹、伊東昌章、藏屋英介
    • Industrial Property Rights Holder
      浦添市シルバー人材センター他
    • Industrial Property Rights Type
      特許
    • Industrial Property Number
      2013-057529
    • Filing Date
      2013-04-20
    • Related Report
      2013 Research-status Report
  • [Patent(Industrial Property Rights)] カイコ幼虫中部絹糸腺抽出液を用いた無細胞タンパク質合成方法2012

    • Inventor(s)
      伊東昌章、岡田英二、飯塚哲也
    • Industrial Property Rights Holder
      国立高等専門学校機構、農業生物資源研究所
    • Industrial Property Rights Type
      特許
    • Industrial Property Number
      2012-244871
    • Filing Date
      2012-10-19
    • Related Report
      2012 Research-status Report

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Published: 2013-05-31   Modified: 2019-07-29  

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