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Development of DNA recognition proteins for detection of 5-hydroxymethylcytosine and demethylation process

Research Project

Project/Area Number 15K05572
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Bio-related chemistry
Research InstitutionDoshisha University

Principal Investigator

Nomura Akiko  同志社大学, 研究開発推進機構, 嘱託研究員 (40443006)

Project Period (FY) 2015-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥4,940,000 (Direct Cost: ¥3,800,000、Indirect Cost: ¥1,140,000)
Fiscal Year 2017: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2016: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2015: ¥2,990,000 (Direct Cost: ¥2,300,000、Indirect Cost: ¥690,000)
KeywordsDNA / 蛋白質 / ペプチド / タンパク質
Outline of Final Research Achievements

DNA methylation is involved in the regulation of many epigenetic processes, including embryonic development, cellular differentiation, the etiopathogenesis of tumorigenesis and aging. Demethylation of DNA contributes to cellular reprogramming. Many achievements involving DNA methylation mechanisms have been reported, while, the mechanisms of DNA demethylation is not completely clarified. 5-Hydroxymethylcitosine (5hmC) is regarded as one of the most important intermediates in demethylation processes, however, detection of 5hmC is quite difficult because of its very low abundance.
In this study, an artificial protein/peptide has been developed that bind preferentially to a 5hmC, and interaction between hydroxymethylated DNAs and the protein/peptide was investigated.

Report

(4 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Research-status Report
  • 2015 Research-status Report
  • Research Products

    (14 results)

All 2018 2017 2016 2015

All Journal Article (5 results) (of which Peer Reviewed: 5 results,  Acknowledgement Compliant: 1 results) Presentation (9 results) (of which Int'l Joint Research: 2 results)

  • [Journal Article] Development of Artificial Bleomycin: Pentadentate Monocarboxylamide Ligand Having a Spermine Tail for DNA Binding2018

    • Author(s)
      Akiko Nomura, Masahito Kodera, Yutaka Hitomi
    • Journal Title

      Peptide Scicence

      Volume: - Pages: 154-155

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Structurally Simple Cell-permeable Porphyrins: Efficient Cellular Uptake and Photo-toxicity of Porphyrins with Four Peripheral Primary-amine-terminated Oligo(ethylene oxide) Chains2017

    • Author(s)
      Natsumi Ohashi, Akiko Nomura, Masahito Kodera, Yutaka Hitomi
    • Journal Title

      Chemistry Letters

      Volume: 46 Issue: 12 Pages: 1754-1756

    • DOI

      10.1246/cl.170821

    • NAID

      130006243178

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] DNA Cleavage through Reductive Dioxygen Activation by Iron-Bleomycin Mimics with Carboxamido Ligation: Correlation between DNA Cleavage Efficacy and Redox Potential2017

    • Author(s)
      Nomura, A.; Iwamoto, Y.; Arakawa, K.; Kashida, A.; Kodera, M.; Hitomi, Y.
    • Journal Title

      Chem. Lett.

      Volume: 印刷中 Issue: 8 Pages: 1109-1111

    • DOI

      10.1246/cl.170354

    • NAID

      130005907008

    • Related Report
      2017 Annual Research Report 2016 Research-status Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Cellular Application of Cell-membrane Permeable Fluorescent Zinc Probe Having a Cationic Peptide Tail2017

    • Author(s)
      Akiko Nomura, Akihiro Kashida, Masahito Kodera, and Yutaka Hitomi
    • Journal Title

      Peptide Sci.

      Volume: - Pages: 173-174

    • Related Report
      2016 Research-status Report
    • Peer Reviewed
  • [Journal Article] Effect of central metal ions on the cytotoxicity of metalloporphyrins having a cationic peptide tail2016

    • Author(s)
      Akiko Nomura, Natsumi Ohashi, Ryosuke Miyachi, Masahito Kodera, Yutaka Hitomi
    • Journal Title

      Peptide Science

      Volume: - Pages: 261-264

    • Related Report
      2015 Research-status Report
    • Peer Reviewed
  • [Presentation] DNA二重鎖を切断する人工ブレオマイシンの合成2018

    • Author(s)
      野村章子、坂井僚介、岩本勇次、小寺政人、人見穣
    • Organizer
      日本薬学会 第138年会
    • Related Report
      2017 Annual Research Report
  • [Presentation] ヒドロペルオキシド鉄(III)錯体の生成とその反応性に関する研究2017

    • Author(s)
      坂井 僚介,野村 章子,小寺 政人,人見 穣
    • Organizer
      2017年度先端錯体工学研究会(SPACC)年会
    • Related Report
      2017 Annual Research Report
  • [Presentation] 鉄ブレオマイシン機能モデル錯体を用いた酸素の還元的活性化による酸化的DNA切断2017

    • Author(s)
      野村 章子,奥田 夏未,岩本 勇次,加藤 俊介,小寺 政人,小野田 晃,林 高史,人見 穣
    • Organizer
      第11回バイオ関連化学シンポジウム
    • Related Report
      2017 Annual Research Report
  • [Presentation] Development of artificial bleomycin analogue: Pentadentate carboxamide ligand having spermine moiety for DNA binding2017

    • Author(s)
      Akiko Nomura, Ryosuke Sakai, Yuji Iwamoto,Masahito Kodera,Yutaka Hitomi
    • Organizer
      The 54th Japanese Peptide Symposium
    • Related Report
      2017 Annual Research Report
  • [Presentation] DNA cleavage by iron-bleomycin mimics2016

    • Author(s)
      Akiko Nomura
    • Organizer
      8th Asian Biological Inorganic Chemistry Conference (AsBIC8)
    • Place of Presentation
      Auckland (New Zealand)
    • Year and Date
      2016-12-04
    • Related Report
      2016 Research-status Report
    • Int'l Joint Research
  • [Presentation] Cellular Application of Cell-membrane Permeable Fluorescent Zinc Probe Having a Cationic Peptide Tail2016

    • Author(s)
      野村章子、樫田暁洋、小寺政人、人見穣
    • Organizer
      第53回ペプチド討論会
    • Place of Presentation
      京都テルサ(京都市)
    • Year and Date
      2016-10-26
    • Related Report
      2016 Research-status Report
  • [Presentation] DNA cleavage through reductive dioxygen activation by iron-bleomycin mimics2015

    • Author(s)
      Akiko Nomura
    • Organizer
      2015 International Chemical Congress of Pacific Basin Societies (Pacifichem 2015)
    • Place of Presentation
      Honolulu, Hawaii, USA
    • Year and Date
      2015-12-15
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research
  • [Presentation] Effect of central metal ions of cellular uptake and cytotoxicity of a series of metalloporphyrins having a cationic peptide tail2015

    • Author(s)
      大橋 なつみ、野村 章子、宮地 亮昌、小寺 政人、人見 穣
    • Organizer
      第52回ペプチド討論会
    • Place of Presentation
      神奈川県平塚市
    • Year and Date
      2015-11-16
    • Related Report
      2015 Research-status Report
  • [Presentation] DNA の特異的切断:Minor groove binder を模倣した二核金属錯体の開発2015

    • Author(s)
      麻生 健太、福井克樹、野村 章子、人見 穣、小寺 政人
    • Organizer
      第5回CSJ化学フェスタ
    • Place of Presentation
      東京都江戸川区
    • Year and Date
      2015-10-13
    • Related Report
      2015 Research-status Report

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Published: 2015-04-16   Modified: 2019-03-29  

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