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Developing strategy for uni-directional insertion of single transmembrane protein to liposome

Research Project

Project/Area Number 26650015
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Structural biochemistry
Research InstitutionOsaka University

Principal Investigator

Sato Takeshi  大阪大学, たんぱく質研究所, 講師 (90403013)

Project Period (FY) 2014-04-01 – 2016-03-31
Project Status Completed (Fiscal Year 2015)
Budget Amount *help
¥3,900,000 (Direct Cost: ¥3,000,000、Indirect Cost: ¥900,000)
Fiscal Year 2015: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2014: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Keywords膜タンパク質 / 再構成 / 生物物理 / 生体膜 / リポソーム / 膜タンパク質の再構成
Outline of Final Research Achievements

Structural studies on the transmembrane region of membrane protein should be done in lipid bilayers. Direction of the transmembrane peptide insertion to the membrane often provides a problem. In this project, uni-directional insertion of a transmembrane peptide to liposome was examined. The peptide was designed to have a cell penetrating sequence in the C-terminus of the transmembrane sequence. This peptide was found to exist on the surface of the liposome. However, a longer 20-30 min of incubation, the peptide passed through the membrane. Additional techniques are required to achieve the goal. Another trial for obtaining better condtions for the reconstitution has been successful. The protocoal enabled more rapid reconstitution than the general ones that have been used.

Report

(3 results)
  • 2015 Annual Research Report   Final Research Report ( PDF )
  • 2014 Research-status Report
  • Research Products

    (12 results)

All 2016 2015 2014 Other

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

  • [Int'l Joint Research] Stony Brook University(米国)

    • Related Report
      2015 Annual Research Report
  • [Int'l Joint Research] Université catholique de Louvain(ベルギー)

    • Related Report
      2015 Annual Research Report
  • [Journal Article] Synthetic transmembrane-juxtamembrane peptide for the structure and function of ErbB receptor tyrosine kinase2016

    • Author(s)
      Takeshi Sato
    • Journal Title

      Biopolymers Peptide Science

      Volume: 未定 Issue: 4 Pages: 613-621

    • DOI

      10.1002/bip.22775

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] His499 Regulates Dimerization and Prevents Oncogenic Activation by Asparagine Mutations of the Human Thrombopoietin Receptor2015

    • Author(s)
      Emilie Leroy, Jean-Philippe Defour, Takeshi Sato, Sharmila Dass, Vitalina Gryshkova, Shwe Myat Marlar, Judith Staerk, Stefan N. Constantinescu and Steven O. Smith
    • Journal Title

      J.Biol.Chem

      Volume: 291 Issue: 6 Pages: 2974-2987

    • DOI

      10.1074/jbc.m115.696534

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Cooperative roles of hydrophilic loop 1 and the C terminus of presenilin 1 in the substrate-gating mechanism of γ-secretase.2015

    • Author(s)
      Shizuka Takagi-Niidome, Tomoki Sasaki, Satoko Osawa, Takeshi Sato, Kanan Morishima, Tetsuo Cai, Takeshi Iwatsubo, and Taisuke Tomita
    • Journal Title

      J. Neurosci.

      Volume: 35 Issue: 6 Pages: 2646-2656

    • DOI

      10.1523/jneurosci.3164-14.2015

    • Related Report
      2014 Research-status Report
    • Peer Reviewed
  • [Journal Article] Coupling of transmembrane helix orientation to membrane release of the juxtamembrane region in FGFR32014

    • Author(s)
      Hiroko Tamagaki, Yusuke Furukawa, Ritsuko Yamaguchi, Hironobu Hojo, Saburo Aimoto, Steven O. Smith and Takeshi Sato
    • Journal Title

      Biochemistry

      Volume: 53 Issue: 30 Pages: 5000-5007

    • DOI

      10.1021/bi500327q

    • Related Report
      2014 Research-status Report
    • Peer Reviewed
  • [Journal Article] ペプチド化学を基礎とした受容体型チロシンキナーゼ膜貫通-膜近傍部位の構造解析2014

    • Author(s)
      佐藤 毅
    • Journal Title

      化学工業

      Volume: 65 Pages: 15-21

    • Related Report
      2014 Research-status Report
    • Peer Reviewed
  • [Presentation] 受容体型チロシンキナーゼの膜貫通―膜近傍部位の構造機能解析2016

    • Author(s)
      佐藤 毅
    • Organizer
      蛋白研セミナー
    • Place of Presentation
      ホテル阪急エキスポパーク(大阪府吹田市)
    • Year and Date
      2016-03-03
    • Related Report
      2015 Annual Research Report
    • Invited
  • [Presentation] Research on structure and function of membrane protein using synthetic transmembrane peptides2015

    • Author(s)
      Takeshi Sato
    • Organizer
      19th Korean Peptide Protein Symposium
    • Place of Presentation
      Choongchungnam(韓国)
    • Year and Date
      2015-07-07
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] 合成ペプチドを用いた1回膜貫通型タンパク質の構造機能解析2015

    • Author(s)
      佐藤 毅
    • Organizer
      第15回日本蛋白質科学会年会ワークショップ「生体膜上における事象の分子機構解明を目指すペプチド生命科学」
    • Place of Presentation
      徳島 あわぎんホール(徳島県徳島市)
    • Year and Date
      2015-06-24
    • Related Report
      2015 Annual Research Report
    • Invited
  • [Presentation] EGFR膜貫通-膜近傍部位の構造機能解析2014

    • Author(s)
      佐藤 毅
    • Organizer
      第87回日本生化学会, 京都2014. フォーラム「次世代脂質生物学を支える革新的テクノロジー」
    • Place of Presentation
      京都国際会館
    • Year and Date
      2014-10-17
    • Related Report
      2014 Research-status Report
    • Invited
  • [Presentation] Mechanism for signaling through the membrane in activation of receptor tyrosine kinase2014

    • Author(s)
      Takeshi Sato
    • Organizer
      Molecular Targets for Diseases and Structural Life Science, The 9th International Symposium of the Institute Network
    • Place of Presentation
      大阪大学
    • Year and Date
      2014-06-19 – 2014-06-20
    • Related Report
      2014 Research-status Report
    • Invited

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Published: 2014-04-04   Modified: 2017-05-10  

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