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2009 Fiscal Year Final Research Report

Construction of molecular systems for photosynthetic chemical conversion by artificial quinone pools

Research Project

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Project/Area Number 19550173
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Chemistry related to living body
Research InstitutionInstitute for Molecular Science

Principal Investigator

NAGATA Toshi  Institute for Molecular Science, 分子スケールナノサイエンスセンター, 准教授 (40231485)

Co-Investigator(Kenkyū-buntansha) NAGASAWA Takayuki  分子科学研究所, 分子スケールナノサイエンスセンター, 助教 (70370129)
Project Period (FY) 2007 – 2009
Keywords生物有機化学 / 人工光合成
Research Abstract

We synthesized new molecules that mimic the functions of biological quinone pools, which are essential components in photosynthesis. We also studied electron transfer reactions and photochemical reactions that are related to the quinone pools. The specific achievements are as follows : (1) we established new synthetic methods for building artificial quinone pools that have oligo (benzamide) frameworks, (2) we synthesized new artificial quinone pools that have internal potential gradients and linear arrangements of quinones, and (3) we found new photochemistry in which quinones can be converted to hydroquinones with alcohols as the electron donor.

  • Research Products

    (19 results)

All 2010 2009 2008 2007 Other

All Journal Article (10 results) (of which Peer Reviewed: 10 results) Presentation (8 results) Remarks (1 results)

  • [Journal Article] Syntheses of the Terpyridine-Bipyridine Linked Binary Ligands and Structural and Redox Properties of Their Cobalt Complexes2009

    • Author(s)
      Hiroki Kon, Toshi Nagata
    • Journal Title

      Inorganic Chemistry 48

      Pages: 8593-8602

    • Peer Reviewed
  • [Journal Article] Single-Molecular Quinone Pools: A Synthetic Model of Biochemical Energy Transducer2009

    • Author(s)
      Toshi Nagata, Yoshihiro Kikuzawa, Takayuki Nagasawa, Suleyman I. Allakhverdiev
    • Journal Title

      Transaction of the Materials Research Society of Japan 34

      Pages: 505-508

    • Peer Reviewed
  • [Journal Article] Photooxidation of Alcohols by a Porphyrin/Quinone/TEMPO System2009

    • Author(s)
      Takayuki Nagasawa, Suleyman I. Allakhverdiev, Yoshifumi Kimura, Toshi Nagata
    • Journal Title

      Photochemical & Photobiological Sciences 8

      Pages: 174-180

    • Peer Reviewed
  • [Journal Article] Hydrogen Photoproduction by Use of Photosynthetic Organisms and Biomimetic Systems2009

    • Author(s)
      Suleyman I. Allakhverdiev, V.D. Kreslavski, V. Thavasi, Vyacheslav V. Klimov, Toshi Nagata, Hiroshi Nishihara, B. Andersson, S. Ramakrishna
    • Journal Title

      Photochemical & Photobiological Sciences 8

      Pages: 148-156

    • Peer Reviewed
  • [Journal Article] Non-catalytic O2 evolution by [(OH2)(Clterpy)Mn(μ-O)2Mn(Clterpy)(OH2)]3+ (Clterpy = 4'-chloro-2, 2':6', 2"-terpyridine) adsorbed on mica with CeIV oxidant2009

    • Author(s)
      Hirosato Yamazaki, Toshi Nagata, Masayuki Yagi
    • Journal Title

      Photochemical & Photobiological Sciences 8

      Pages: 204-209

    • Peer Reviewed
  • [Journal Article] Electrogenic reactions on the donor side of Mn-depleted photosystem II core particles in the presence of MnCl2 and synthetic trinuclear Mn-complexes2009

    • Author(s)
      Vasily N. Kurashov, Suleyman I. Allakhverdiev, Sergey K. Zharmukhamedov, Toshi Nagata, Vyacheslav V. Klimov, Alexey Yu. Semenova, Mahir D. Mamedov
    • Journal Title

      Photochemical & Photobiological Sciences 8

      Pages: 162-166

    • Peer Reviewed
  • [Journal Article] Reconstitution of the Water-Oxidizing Complex in Manganese-depleted Photosystem II Preparations Using Synthetic Mn Complexes: a Fluorine-19 NMR Study of the Reconstitution Process2008

    • Author(s)
      Toshi Nagata, Sergei K. Zharmukhamedov, Andrey A. Khorobrykh, Vyacheslav V. Klimov, Suleyman I. Allakhverdiev
    • Journal Title

      Photosynthesis Resesarch 98

      Pages: 277-284

    • Peer Reviewed
  • [Journal Article] Reconstitution of the Water-oxidizing Complex in Manganese-depleted Photosystem II Preparations Using Synthetic Binuclear Mn(II) and Mn(IV) Complexes: Production of Hydrogen Peroxide2007

    • Author(s)
      Toshi Nagata, Takayuki Nagasawa, Sergei K. Zharmukhamedov, Vyacheslav V. Klimov, Suleyman I. Allakhverdiev
    • Journal Title

      Photosynthesis Research 93

      Pages: 133-138

    • Peer Reviewed
  • [Journal Article] Synthesis and Electrochemistry of Co(III) and Co(I) Complexes Having C5Me5 Auxiliary2007

    • Author(s)
      Takayuki Nagasawa, Toshi Nagata
    • Journal Title

      Biochimica and Biophysica Acta 1767

      Pages: 666-670

    • Peer Reviewed
  • [Journal Article] An Approach towards Artificial Quinone Pools by Use of Photo-and Redox-active Dendritic Molecules2007

    • Author(s)
      Toshi Nagata, Yoshihiro Kikuzawa
    • Journal Title

      Biochimica and Biophysica Acta 1767

      Pages: 648-652

    • Peer Reviewed
  • [Presentation] Building Photosynthesis from Artificial Molecules: Quinone Pool and Neighborhood2010

    • Author(s)
      Toshi Nagata
    • Organizer
      10th International Global-COE Workshop-Recent Progress in Porphyrin-related Chemistry
    • Place of Presentation
      九州大学伊都キャンパス
    • Year and Date
      2010-02-19
  • [Presentation] ポテンシャル勾配を持つポルフィリン結合単分子キノンプールの合成と溶液内構造2009

    • Author(s)
      永田央
    • Organizer
      第59回錯体化学討論会
    • Place of Presentation
      長崎大学
    • Year and Date
      2009-09-26
  • [Presentation] One-Dimensional, Single-Molecular Quinone Pools Containing Porphyrins as Auxiliary Groups2009

    • Author(s)
      Masahiro Kawao
    • Organizer
      International Symposium on the Photochemistry and Photophysics of Coordination Compounds
    • Place of Presentation
      ガトーキングダム札幌
    • Year and Date
      2009-07-06
  • [Presentation] One-dimensional, Single-Molecular Quinone Pools Containing Porphyrins and Co(II) Complexes as Auxiliary Groups2009

    • Author(s)
      Hiroki Kon
    • Organizer
      International Symposium on the Photochemistry and Photophysics of Coordination Compounds
    • Place of Presentation
      ガトーキングダム札幌
    • Year and Date
      2009-07-05
  • [Presentation] Single-Molecular Quinone Pools: An Approach toward Photosynthetic Energy Conversion from Organic Chemistry2009

    • Author(s)
      Toshi Nagata
    • Organizer
      International Symposium on the Photochemistry and Photophysics of Coordination Compounds
    • Place of Presentation
      ガトーキングダム札幌
    • Year and Date
      2009-07-05
  • [Presentation] Single-Molecular Quinone Pools: A Synthetic Model of Biochemical Energy Transducer2008

    • Author(s)
      Toshi Nagata
    • Organizer
      IUMRS International Conference in Asia
    • Place of Presentation
      名古屋国際会議場
    • Year and Date
      2008-12-11
  • [Presentation] Single-Molecular Quinone Pools: An Approach toward Photosynthetic Energy Conversion from Organic Chemistry2008

    • Author(s)
      Toshi Nagata
    • Organizer
      Photosynthesis in the Global Perspective
    • Place of Presentation
      インドール(インド)
    • Year and Date
      2008-11-29
  • [Presentation] ポルフィリンを光受容体とする三元系キノンプールの合成と光反応2008

    • Author(s)
      永田央
    • Organizer
      第58回錯体化学討論会
    • Place of Presentation
      金沢大学角間キャンパス
    • Year and Date
      2008-09-21
  • [Remarks]

    • URL

      http://licht.ims.ac.jp/

URL: 

Published: 2011-06-18   Modified: 2014-08-15  

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