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Studies on acyltransferases that create the heterogeneity of biological membrane in bacteria

Research Project

Project/Area Number 15H06328
Research Category

Grant-in-Aid for Research Activity Start-up

Allocation TypeSingle-year Grants
Research Field Applied biochemistry
Research InstitutionKyoto University

Principal Investigator

Ogawa Takuya  京都大学, 化学研究所, 助教 (40756318)

Project Period (FY) 2015-08-28 – 2017-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥2,730,000 (Direct Cost: ¥2,100,000、Indirect Cost: ¥630,000)
Fiscal Year 2016: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2015: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Keywordsリゾホスファチジン酸アシル基転移酵素 / 低温適応 / 脂質代謝 / PlsC / 膜タンパク質 / リン脂質代謝 / アシル基転移酵素 / 細胞膜生合成 / リン脂質アシル基転移酵素 / グリセロリン脂質 / 色素
Outline of Final Research Achievements

I analyzed the functions of five homologs (SlPlsC1-SlPlsC5) of 1-acyl-sn-glycerol-3-phosphate acyltransferase (PlsC) from the psychrotrophic bacterium Shewanella livingstonensis Ac10. 1) I established the methods of purification and enzymatic assay for SlPlsC1 and revealed its enzymatic characteristics in vitro. 2) It was indicated that SlPlsC3 is involved in the biosynthesis of a yellow pigment of which the chemical structure is as yet unidentified, suggesting a novel function of PlsC-family enzymes. In addition, 3) aiming at the crystal structure analysis of PlsC, I purified a thermostable PlsC from the thermophilic bacterium Thermus thermophilus and revealed its enzymatic characteristics.

Report

(3 results)
  • 2017 Final Research Report ( PDF )
  • 2016 Annual Research Report
  • 2015 Annual Research Report
  • Research Products

    (10 results)

All 2018 2017 2016

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

  • [Journal Article] Purification and characterization of 1-acyl-sn-glycerol-3-phosphate acyltransferase with a substrate preference for polyunsaturated fatty acyl donors from the eicosapentaenoic acid-producing bacterium Shewanella livingstonensis Ac102018

    • Author(s)
      Ogawa Takuya、Tanaka Asako、Kawamoto Jun、Kurihara Tatsuo
    • Journal Title

      The Journal of Biochemistry

      Volume: 印刷中 Issue: 1 Pages: 33-39

    • DOI

      10.1093/jb/mvy025

    • NAID

      40021625294

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed
  • [Presentation] 好熱菌 Thermus thermophilus 由来リゾホスファチジン酸アシル基転移酵素の基質特異性の解析2018

    • Author(s)
      Nittikarn Suwanawat、小川拓哉、豊竹洋佑、川本 純、栗原達夫
    • Organizer
      日本農芸化学会2018年度大会
    • Related Report
      2016 Annual Research Report
  • [Presentation] 低温性Shewanella属細菌の色素生産に関与するリゾホスファチジン酸アシル基転移酵素ホモログの機能解析2017

    • Author(s)
      小川拓哉、太田昌希、川本 純、栗原達夫
    • Organizer
      日本農芸化学会2017年度大会
    • Place of Presentation
      京都女子大学
    • Year and Date
      2017-03-17
    • Related Report
      2015 Annual Research Report
  • [Presentation] 細菌型リゾホスファチジン酸アシル基転移酵素の精製とキャラクタリゼーション2017

    • Author(s)
      小川拓哉、田中麻子、Nittikarn Suwanawat、川本 純、栗原達夫
    • Organizer
      第64回日本生化学会近畿支部例会
    • Related Report
      2016 Annual Research Report
  • [Presentation] Purification and characterization of a thermostable 1-acyl-sn-glycerol-3-phosphate acyltransferase (PlsC)2017

    • Author(s)
      Nittikarn Suwanawat, Takuya Ogawa, Jun Kawamoto and Tatsuo Kurihara
    • Organizer
      酵素補酵素研究会2017
    • Related Report
      2016 Annual Research Report
  • [Presentation] Purification and characterization of a lysophosphatidic acid acyltransferase from an eicosapentaenoic acid-producing bacterium Shewanella livingstonensis Ac102017

    • Author(s)
      Takuya OGAWA
    • Organizer
      International workshop on microbes in hostile environments
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] EPA生産菌Shewanella livingstonensis Ac10のリゾホスファチジン酸アシル基転移酵素の精製と特性評価2017

    • Author(s)
      小川 拓哉,田中 麻子,川本 純,栗原 達夫
    • Organizer
      特殊環境微生物セミナー 2017
    • Related Report
      2016 Annual Research Report
  • [Presentation] 低温性Shewanella属細菌由来1-アシル-sn-グリセロール- 3-リン酸アシル基転移酵素PlsCの酵素学的特性解析2016

    • Author(s)
      小川拓哉、田中麻子、川本 純、栗原達夫
    • Organizer
      2016年度極限環境生物学会年会
    • Place of Presentation
      東京工業大学 すずかけ台キャンパス
    • Year and Date
      2016-11-25
    • Related Report
      2015 Annual Research Report
  • [Presentation] 真正細菌型1-アシルグリセロール-3-リン酸アシル基転移酵素PlsCの精製と酵素学的特性解析2016

    • Author(s)
      小川拓哉、田中麻子、川本 純、栗原達夫
    • Organizer
      第89回日本生化学会大会
    • Place of Presentation
      東北大学 川内北キャンパス
    • Year and Date
      2016-09-25
    • Related Report
      2015 Annual Research Report
  • [Presentation] Purification and enzymatic characterization of bacterial 1-acyl-sn-glycerol-3-phosphate acyltransferase PlsC2016

    • Author(s)
      Takuya Ogawa, Asako Tanaka, Jun Kawamoto, and Tatsuo Kurihara
    • Organizer
      The Fifth International Conference on Cofactors & Active Enzyme Molecule 2016
    • Place of Presentation
      黒部市宇奈月国際会館セレネ
    • Year and Date
      2016-09-04
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research

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Published: 2015-08-26   Modified: 2019-03-29  

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