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Improvement of predictions of transcription factor binding sites using sequence dependent deformability of DNA

Research Project

Project/Area Number 23700354
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Bioinformatics/Life informatics
Research InstitutionJapan Atomic Energy Agency

Principal Investigator

SUNAMI Tomoko  独立行政法人日本原子力研究開発機構, 量子ビーム応用研究部門, 研究職 (50554648)

Project Period (FY) 2011 – 2012
Project Status Completed (Fiscal Year 2012)
Budget Amount *help
¥2,600,000 (Direct Cost: ¥2,000,000、Indirect Cost: ¥600,000)
Fiscal Year 2012: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2011: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Keywords転写因子 / 蛋白質・DNA 相互作用 / 蛋白質・DNA相互作用 / DNA / タンパク質 / 配列依存性 / DNA認識
Research Abstract

Deformation of DNA and transcription factors upon complex formation makes prediction of transcription factor binding sites difficult. In this study, we analyzed conformational changes of proteins in DNA interfaces. Our results showed that fragments of proteins to be DNA interfaces have intrinsic flexibility and are composed of amino acids that have high flexibility and DNA binding capability.

Report

(3 results)
  • 2012 Annual Research Report   Final Research Report ( PDF )
  • 2011 Research-status Report
  • Research Products

    (9 results)

All 2013 2012 2011

All Journal Article (1 results) (of which Peer Reviewed: 1 results) Presentation (8 results)

  • [Journal Article] Local conformational changes in the DNA interfaces of proteins2013

    • Author(s)
      Tomoko Sunami, Hidetoshi Kono
    • Journal Title

      PLoS One

      Volume: 8(2) Issue: 2 Pages: e56080-e56080

    • DOI

      10.1371/journal.pone.0056080

    • Related Report
      2012 Annual Research Report 2012 Final Research Report
    • Peer Reviewed
  • [Presentation] DNA 界面での蛋白質の局所的構造変化2012

    • Author(s)
      Tomoko Sunami, Hidetoshi Kono
    • Organizer
      日本生物物理学会 第50回年会
    • Place of Presentation
      名古屋
    • Year and Date
      2012-09-22
    • Related Report
      2012 Final Research Report
  • [Presentation] Local conformational changes of proteins in DNA interfaces2012

    • Author(s)
      Tomoko Sunami and Hidetoshi Kono
    • Organizer
      Biophysical Society 56th Annual Meeting
    • Place of Presentation
      米国、サンディエゴ
    • Year and Date
      2012-02-26
    • Related Report
      2012 Final Research Report
  • [Presentation] Local Conformation Changes of proteins in the DNA interfaces2012

    • Author(s)
      Tomoko Sunami, Hidetoshi Kono
    • Organizer
      生命医薬情報学連合大会(2012 年日本バイオインフォマティクス学会年会 情報計算化学生物学会(CBI 学会)年次大会 オミックス医療研究会年会)(
    • Place of Presentation
      江戸川区
    • Related Report
      2012 Final Research Report
  • [Presentation] DNA界面での蛋白質の局所的構造変化2012

    • Author(s)
      Tomoko Sunami, Hidetoshi Kono
    • Organizer
      日本生物物理学会 第50回年会
    • Place of Presentation
      名古屋大学・東山キャンパス(愛知県名古屋市)
    • Related Report
      2012 Annual Research Report
  • [Presentation] Local Conformation Changes of proteins in the DNA interfaces2012

    • Author(s)
      Tomoko Sunami, Hidetoshi Kono
    • Organizer
      生命医薬情報学連合大会(2012年日本バイオインフォマティクス学会年会 情報計算化学生物学会(CBI学会)年次大会 オミックス医療研究会年会)
    • Place of Presentation
      タワーホール船堀(東京都江戸川区)
    • Related Report
      2012 Annual Research Report
  • [Presentation] Local conformational changes of proteins in DNA interfaces2012

    • Author(s)
      Tomoko Sunami and Hidetoshi Kono
    • Organizer
      Biophysical Society 56th Annual Meeting
    • Place of Presentation
      サンディエゴ(米国)
    • Related Report
      2011 Research-status Report
  • [Presentation] Local conformational changes of proteins in DNA interfaces2011

    • Author(s)
      Tomoko Sunami and Hidetoshi Kono
    • Organizer
      第49回生物物理学会年会
    • Place of Presentation
      姫路
    • Year and Date
      2011-09-16
    • Related Report
      2012 Final Research Report
  • [Presentation] Local conformational changes of proteins in DNA interfaces2011

    • Author(s)
      Tomoko Sunami and Hidetoshi Kono
    • Organizer
      第49回生物物理学会年会
    • Place of Presentation
      兵庫県姫路市
    • Related Report
      2011 Research-status Report

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Published: 2011-08-05   Modified: 2019-07-29  

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