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Regulation of secondary structure by RNA loop-loop interaction inducedsmall molecular binding

Research Project

Project/Area Number 24655154
Research Category

Grant-in-Aid for Challenging Exploratory Research

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

Principal Investigator

NAKATANI Kazuhiko  大阪大学, 産業科学研究所, 教授 (70237303)

Project Period (FY) 2012
Project Status Completed (Fiscal Year 2012)
Budget Amount *help
¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000)
Fiscal Year 2012: ¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000)
Keywords生体認識 / 機能化学 / RNA / 小分子 / ループ / ヘアピン
Research Abstract

In this study, we have challenged to modulate the secondary structure of RNA possessing two hairpin loops by small molecular binding. The molecule naphthyridine tetramer (NCT6) was found to bind two hairpin RNA possessing (CGG)3 sequence and make two RNA interacted. By using two hairpin RNA in one RNA construct, we have succeeded to induce secondary structural change by the binding of NCT6. The structural change was evidenced by observing FRET upon treating with NCT6.

Report

(2 results)
  • 2012 Annual Research Report   Final Research Report ( PDF )
  • Research Products

    (11 results)

All 2013 2012 Other

All Journal Article (4 results) (of which Peer Reviewed: 4 results) Presentation (6 results) (of which Invited: 2 results) Remarks (1 results)

  • [Journal Article] A dimeric form of N-Methoxycarbonyl-2-amino-1,8-naphthyridine bound to the A-A mismatch in the CAG/CAG base triad in dsRNA2013

    • Author(s)
      Nakatani, K.; Toda, M.; He, H. Bioorg
    • Journal Title

      Med. Chem. Lett.

      Volume: 23 Pages: 558-561

    • URL

      http://dx.doi.org/10.1016/j.bmcl.2012.11.014

    • Related Report
      2012 Final Research Report
    • Peer Reviewed
  • [Journal Article] Selective recognition of G-G mismatch using the double functional probe with electrochemical active ferrocenyl2013

    • Author(s)
      He, H.; Xia, J.; Chang, G.; Peng, X.; Lou, Z.; Nakatani, K.; Zhou, X.; Wang, S.
    • Journal Title

      Biosensors and Bioelectronics

      Volume: 42 Pages: 36-40

    • URL

      http://dx.doi.org/10.1016/j.bios.2012.10.042

    • Related Report
      2012 Final Research Report
    • Peer Reviewed
  • [Journal Article] Xanthone derivatives as potential inhibitors of miRNA processing by human Dicer: Targeting secondary structures of pre-miRNA by small molecules2013

    • Author(s)
      Murata, A.; Fukuzumi, T.; Umemoto, S.; Nakatani, K.
    • Journal Title

      Bioorg. Med. Chem. Lett.

      Volume: 23 Pages: 252-255

    • Related Report
      2012 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Naphthyridine tetramer with a preorganized structure for 1:1 binding to a CGG/CGG sequence2012

    • Author(s)
      Dohno, C.; Kohyama, I.; Hong, C; Nakatani, K.
    • Journal Title

      Nucleic.Acids Res.

      Volume: 40 Issue: 6 Pages: 2771-2781

    • DOI

      10.1093/nar/gkr1148

    • Related Report
      2012 Annual Research Report 2012 Final Research Report
    • Peer Reviewed
  • [Presentation] Small Organic Molecules regulating RNA Structure and Function2013

    • Author(s)
      K. Nakatani
    • Organizer
      International Symposium on Challenges in Chemical Biology (ISCCB2013)
    • Place of Presentation
      Indian Institute of Chemical Biology, Kolkata, India
    • Year and Date
      2013-01-29
    • Related Report
      2012 Final Research Report
  • [Presentation] Small Organic Molecules regulating RNA Structure and Function2013

    • Author(s)
      K. Nakatani
    • Organizer
      International Symposium on Challenges in Chemical Biology (ISCCB2013)
    • Place of Presentation
      Kolkata, India
    • Related Report
      2012 Annual Research Report
    • Invited
  • [Presentation] Small Organic Molecules Regulating RNA Structure and Function2012

    • Author(s)
      K. Nakatani
    • Organizer
      The First International Symposium on Biofunctional Chemistry (ISBC2012)
    • Place of Presentation
      東京工業大学大岡山
    • Year and Date
      2012-11-29
    • Related Report
      2012 Final Research Report
  • [Presentation] High-throughput Screening of Chemical Libraries for the Discovery of RNA-binding Compounds, RNA 20122012

    • Author(s)
      村田亜沙子、福澄岳雄、原田恭枝、梅本詩織、中谷和彦
    • Organizer
      the 17th Annual Meeting of the RNA Society
    • Place of Presentation
      ミシガン州立大学, Ann Arbor
    • Year and Date
      2012-05-29
    • Related Report
      2012 Final Research Report
  • [Presentation] Synthesis of Small Molecule Library for pre-miRNA Secondary Structures, RNA 20122012

    • Author(s)
      福澄岳雄、村田亜沙子、原田恭枝、中谷和彦
    • Organizer
      the 17th Annual Meeting of the RNA Society
    • Place of Presentation
      ミシガン州立大学, Ann Arbor
    • Year and Date
      2012-05-29
    • Related Report
      2012 Final Research Report
  • [Presentation] Small Organic Molecules Regulating RNA Structure and Function2012

    • Author(s)
      K. Nakatani
    • Organizer
      The First International Symposium on Biofunctional Chemistry (ISBC2012)
    • Place of Presentation
      大岡山、東京工業大学
    • Related Report
      2012 Annual Research Report
    • Invited
  • [Remarks] ホームページ

    • URL

      http://www.sanken.osaka-u.ac.jp/labs/rbc/

    • Related Report
      2012 Final Research Report

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

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