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Reaction mechanism analysis and inhibitor screening of helminthic fumarate quinone reductase

Research Project

Project/Area Number 26460504
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Parasitology (including sanitary zoology)
Research InstitutionHirosaki University

Principal Investigator

SAKAMOTO Kimitoshi  弘前大学, 農学生命科学部, 准教授 (50361465)

Project Period (FY) 2014-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥4,810,000 (Direct Cost: ¥3,700,000、Indirect Cost: ¥1,110,000)
Fiscal Year 2016: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2015: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2014: ¥2,210,000 (Direct Cost: ¥1,700,000、Indirect Cost: ¥510,000)
Keywords蠕虫 / ミトコンドリア / コハク酸脱水素酵素 / ロドキノン / ミトコンドリア呼吸鎖
Outline of Final Research Achievements

Echinococcus mitochondrial respiratory complexII contain unusual amino acid at very conserved site, which was Phe instead of common Ala. Same substitution was also found in bacteria Rhodospirillum rubrum. To asses the influence of this amino acid on catalysis, mutaion Ala to Phe and Phe to Ala was introduced into the complex II of Rhodobacter capsulatus and R. rubrum, respectively.
As a result, this mutation read to enhancement of Quinol-Fumarate reductase activities and not much change in Succinate-Quinone reductase activities. This amino acid has some roll on activity adjustment.

Report

(4 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Research-status Report
  • 2014 Research-status Report
  • Research Products

    (8 results)

All 2016 2015 2014 Other

All Int'l Joint Research (1 results) Journal Article (3 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 3 results,  Open Access: 2 results) Presentation (4 results)

  • [Int'l Joint Research] ペンシルバニア大学(米国)

    • Related Report
      2016 Annual Research Report
  • [Journal Article] The Open Form Inducer Approach for Structure-Based Drug Design2016

    • Author(s)
      D. K. Inaoka, M. Iida, T. Tabuchi, T. Honma, N. Lee, S. Hashimoto, S. Matsuoka, T. Kuranaga, K. Sato, T. Shiba, K. Sakamoto, E. O. Balogun, S. Suzuki, T. Nara, J. R. Rocha, C. A. Montanari, A. Tanaka, M. Inoue, K. Kita, S. Harada
    • Journal Title

      PLoS ONE

      Volume: 11 Issue: 11 Pages: e0167078-e0167078

    • DOI

      10.1371/journal.pone.0167078

    • NAID

      120006987593

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Knockdown of the coenzyme Q synthesis gene Smed-dlp1 affects planarian regeneration and tissue homeostasis2015

    • Author(s)
      Shiobara Y, Harada C, Shiota T, Sakamoto K, Kita K, Tanaka S, Tabata K, Sekie K, Yamamoto Y, Sugiyama T
    • Journal Title

      Redox Biol

      Volume: 6 Pages: 599-606

    • DOI

      10.1016/j.redox.2015.10.004

    • Related Report
      2015 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Enhancement of protocatechuate decarboxylase activity for the effective production of muconate from lignin-related aromatic compounds.2014

    • Author(s)
      Sonoki T., Morooka M., Sakamoto K., Otsuka Y., Nakamura M, Jellison J, Goodell B.
    • Journal Title

      Journal of Biotechnology

      Volume: 192 Pages: 71-77

    • DOI

      10.1016/j.jbiotec.2014.10.027

    • Related Report
      2014 Research-status Report
    • Peer Reviewed
  • [Presentation] ユビキノンおよびロドキノンの機能研究材料としてのプラナリア2016

    • Author(s)
      鎌田紗綾, 坂元君年
    • Organizer
      第89回日本生化学会大会
    • Place of Presentation
      東北大学
    • Year and Date
      2016-09-25
    • Related Report
      2016 Annual Research Report
  • [Presentation] Rhodobacter capsulatus由来bdキノール酸化酵素の解析2016

    • Author(s)
      坂元君年, 佐々木智子, Fevzi Daldal
    • Organizer
      日本生化学会東北支部第82回例会
    • Place of Presentation
      弘前大学
    • Year and Date
      2016-05-21
    • Related Report
      2016 Annual Research Report
  • [Presentation] アルファプロテオバクテリア綱の細菌が持つコハク酸脱水素酵素の鉄硫黄クラスター近傍アミノ酸変異による活性制御の解析2016

    • Author(s)
      前田晴香、Fevzi Daldal、坂元君年
    • Organizer
      日本農芸化学会2016年大会
    • Place of Presentation
      札幌コンベンションセンター
    • Year and Date
      2016-03-27
    • Related Report
      2015 Research-status Report
  • [Presentation] 淡水性プラナリアからのミトコンドリア単離2014

    • Author(s)
      室川聡大、櫻田拓也、坂元君年
    • Organizer
      第87回生化学会大会
    • Place of Presentation
      国立京都国際会館
    • Year and Date
      2014-10-15 – 2014-10-18
    • Related Report
      2014 Research-status Report

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Published: 2014-04-04   Modified: 2022-02-16  

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