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Design of Detection System for Histone Modification Patterns Using Split-Proteins

Research Project

Project/Area Number 25560412
Research Category

Grant-in-Aid for Challenging Exploratory Research

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

Principal Investigator

SAKAMOTO Seiji  東北大学, 多元物質科学研究所, 助教 (30335228)

Project Period (FY) 2013-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥3,900,000 (Direct Cost: ¥3,000,000、Indirect Cost: ¥900,000)
Fiscal Year 2014: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2013: ¥2,470,000 (Direct Cost: ¥1,900,000、Indirect Cost: ¥570,000)
Keywordsエピジェネティクス / ヒストンテール / 翻訳後修飾 / 分割型タンパク質 / GFP / ルシフェラーゼ / バイオプローブ / ヒストン / 分割型緑色蛍光タンパク質
Outline of Final Research Achievements

It has been suggested that the posttranslational modifications on histone tails modulate the chromatin structure and function. Therefore, the development of a highly sensitive and specific detection system for histone modification patterns will provide new insights into intricate epigenetic mechanisms. In this study, we attempted to construct a fluorescent detection system for histone modification patterns by utilizing split-GFP. In the strategy to generate split-GFP that reassembles in response to a particular histone modification, chromatin related domains were conjugated to split-GFP fragments. We envisioned that the reassembly and functional recovery of split-GFP would be promoted only in the presence of histone tail molecules possessing particular modification patterns.

Report

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

    (15 results)

All 2015 2014 2013

All Journal Article (6 results) (of which Peer Reviewed: 6 results) Presentation (9 results)

  • [Journal Article] Design of Protease-Activable Cyclic Peptide Nucleic Acid2015

    • Author(s)
      Seiji Sakamoto, Yasuyuki Araki, Takehiko Wada
    • Journal Title

      Peptide Science 2014

      Volume: - Pages: 287-288

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Design of A Sensing System for Caspase-3 Activities Using A Combination of Split-Luciferase and Split-Intein2014

    • Author(s)
      Seiji Sakamoto, Mika Terauchi, Anna Hugo, Yasuyuki Araki, Takehiko Wada
    • Journal Title

      Peptide Science 2013

      Volume: - Pages: 387-388

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Design and Semi-Synthesis of Photoactivable Split-GFP by Incorporation of A Photocleavable Functionality2013

    • Author(s)
      Seiji Sakamoto, Mika Terauchi, Yasuyuki Araki, Takehiko Wada
    • Journal Title

      Peptide Science

      Volume: 100 Pages: 773-779

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Journal Article] Creation of A Caspase-3 Sensing System Using A combination of Split-GFP and Split-Intein2013

    • Author(s)
      Seiji Sakamoto, Mika Terauchi, Anna Hugo, Yasuyuki Araki, Takehiko Wada
    • Journal Title

      Chem. Commun.

      Volume: 49 Pages: 10323-10325

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Journal Article] Remarkable Enhancement of Sensitivity with the Second Generation of Elliptically Polarization-detected Circular Dichroism Spectroscopy2013

    • Author(s)
      Makoto Murakami, Yasuyuki Araki, Seiji Sakamoto, Yoshiki Hamada, Takehiko Wada
    • Journal Title

      Chem. Lett.

      Volume: 42 Pages: 261-262

    • NAID

      10031155773

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Journal Article] Design and Preparation of A Dual-Protease Biosensor for Two Different Caspase Activities Using Split-GFP2013

    • Author(s)
      Seiji Sakamoto, Mika Terauchi, Anna Hugo, Yasuyuki Araki, Takehiko Wada
    • Journal Title

      Peptide Science 2012

      Volume: - Pages: 283-284

    • NAID

      10031161629

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Presentation] プロテアーゼによって活性化可能な環状化ペプチド核酸の構築2015

    • Author(s)
      坂本清志, 荒木保幸, 和田 健彦
    • Organizer
      第94回日本化学会春季年会
    • Place of Presentation
      Kitakyushu, Japan
    • Year and Date
      2015-03-26 – 2015-03-29
    • Related Report
      2014 Annual Research Report
  • [Presentation] Design of Protease-Activable Cyclized Peptide Nuclec Acid2014

    • Author(s)
      Seiji Sakamoto, Yasuyuki Araki, and Takehiko Wada
    • Organizer
      The 41st International Symposium on Nucleic Acids Chemistry (ISNAC2014)
    • Place of Presentation
      Kitakyushu, Japan
    • Year and Date
      2014-11-22 – 2014-11-24
    • Related Report
      2014 Annual Research Report
  • [Presentation] Design of Protease-Activable Cyclic Peptide Nuclec Acid2014

    • Author(s)
      Seiji Sakamoto, Yasuyuki Araki, Takehiko Wada
    • Organizer
      The 51st Japanese Peptide Symposiumu
    • Place of Presentation
      Tokushima, Japan
    • Year and Date
      2014-10-22 – 2014-10-24
    • Related Report
      2014 Annual Research Report
  • [Presentation] 第24回バイオ高分子シンポジウム2014

    • Author(s)
      坂本清志, 寺内美香, AnnaHugo, 荒木 保幸, 和田健彦
    • Organizer
      第24回バイオ高分子シンポジウム
    • Place of Presentation
      東京
    • Year and Date
      2014-07-24 – 2014-07-25
    • Related Report
      2014 Annual Research Report
  • [Presentation] 分割型ルシフェラーゼを用いたプロテアーゼ活性検出システムの構築2014

    • Author(s)
      坂本 清志・寺内 美香・Anna Hugo・荒木 保幸.・和田 健彦
    • Organizer
      日本化学会第94春季年会
    • Place of Presentation
      名古屋
    • Related Report
      2013 Research-status Report
  • [Presentation] Design of A Sensing System for Caspase-3 Activities Using A Combination of Split-Luciferase and Split-Intein2013

    • Author(s)
      Seiji Sakamoto, Anna Hugo, Mika Terauchi, Yasuyuki Araki, Takehiko Wada
    • Organizer
      4th Asia-Pacific International Peptide Symposium
    • Place of Presentation
      Osaka, Japan
    • Related Report
      2013 Research-status Report
  • [Presentation] 分割型タンパク質と分割型インテインを活用したプロテアーゼ活性検出システムの設計2013

    • Author(s)
      坂本 清志・寺内 美香・Anna Hugo・荒木 保幸.・和田 健彦
    • Organizer
      第7回バイオ関連化学シンポジウム
    • Place of Presentation
      名古屋
    • Related Report
      2013 Research-status Report
  • [Presentation] Design of A Caspase Sensing System Using Split-Luciferase and Split-Intein2013

    • Author(s)
      Seiji Sakamoto, Anna Hugo, Mika Terauchi, Yasuyuki Araki, Takehiko Wada
    • Organizer
      International Symposium for the 70th Anniversary of the Tohoku Branch of the Chemical Society of Japan
    • Place of Presentation
      Sendai
    • Related Report
      2013 Research-status Report
  • [Presentation] Creation of Simultaneous Dual-Color Sensing System for Independent Caspase Activities using Split-Fluorescent Proteins2013

    • Author(s)
      Seiji Sakamoto, Anna Hugo, Mika Terauchi, Yasuyuki Araki, Takehiko Wada
    • Organizer
      NIH Tohoku University JSPS Symposium
    • Place of Presentation
      Sendai, Japan
    • Related Report
      2013 Research-status Report

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Published: 2014-07-25   Modified: 2019-07-29  

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