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2010 Fiscal Year Final Research Report

Advances in Studies on Multicopper Reductases

Research Project

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Project/Area Number 20350078
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Chemistry related to living body
Research InstitutionOsaka University

Principal Investigator

SUZUKI Shinnichiro  Osaka University, 名誉教授 (70116052)

Co-Investigator(Kenkyū-buntansha) NOJIRI Masaki  大阪大学, 大学院・理学研究科, 助教 (20333346)
Co-Investigator(Renkei-kenkyūsha) SAKURAI Takeshi  金沢大学, 大学院・自然科学研究科, 教授 (90116038)
Project Period (FY) 2008 – 2010
Keywords亜硝酸還元酵素 / 銅タンパク質 / 脱窒菌 / ニキビ菌 / 海洋性好冷菌 / X線結晶構造解析
Research Abstract

For the biological and environmental importance, there have been many reports on Cu-containing nitrite reductases (NIRs), which are trimers containing two copper ions in each monomer. We have recently found new hexameric and trimeric NIRs having an extra domain at the N- and C-terminus, respectively. In this project, the structure-function relationships of the new NIRs from a propionibacterium and a marine psychrophilic bacterium have been studied.

  • Research Products

    (15 results)

All 2011 2010 2009 2008

All Journal Article (5 results) (of which Peer Reviewed: 5 results) Presentation (10 results)

  • [Journal Article] Synthesis and Structural Characterization of Nitrite-Coordinating CoII and CoIII Complexes as Models for the Reaction Center of Co-Substi-tuted Nitrite Reductase2010

    • Author(s)
      Hiroshi Yokoyama, Aya Masuno, Makoto Misoo, Kazuya Yamaguchi, Shinnichiro Suzuki
    • Journal Title

      Journal of Coordination Chemistry 63

      Pages: 762-775

    • Peer Reviewed
  • [Journal Article] Structural Basis of Inter-Protein Electron Transfer for Nitrite Reduction in Denitrification2009

    • Author(s)
      Masaki Nojiri, Hiroyasu Koteishi, Takuya Nakagami, Kazuo Kobayashi, Tsuyoshi Inoue, Kazuya Yamaguchi, Shinnichiro Suzuki
    • Journal Title

      Nature 462

      Pages: 117-120

    • Peer Reviewed
  • [Journal Article] Cytochrome c551 Is A Mediator of Electron Transfer between Copper-Containing Nitrite Reductase and Azurin in a Denitrifying Bacterium, Achromo-bacter xylosoxidans2009

    • Author(s)
      Hiroyasu Koteishi, Masaki Nojiri, Takuya Nakagami, Kazuya Yamaguchi, Shinnichiro Suzuki
    • Journal Title

      Bulletin of the ChemicalSociety of Japan 82

      Pages: 1003-1005

    • Peer Reviewed
  • [Journal Article] Atomic Resolution Struc-ture of Pseudoazurin from the Methylotrophic Denitrifying Bacterium Hyphomicrobium denitrificans : Structural Insights into Its Spectroscopic Properties2009

    • Author(s)
      Daisuke Hira, Masaki Nojiri, Shinnichiro Suzuki
    • Journal Title

      Acta Cryst. D65

      Pages: 85-92

    • Peer Reviewed
  • [Journal Article] Expression, Purification, Crystallization and Preliminary X-ray Diffraction Analysis of the Soluble Domain of PPA0092, A Putative Nitrite Reductase from Propionibacterium acnes2009

    • Author(s)
      Masaki Nojiri, Felicia Shirota, Daisuke Hira, Shinnichiro Suzuki
    • Journal Title

      Acta Cryst. F65

      Pages: 123-127

    • Peer Reviewed
  • [Presentation] Structure-Function Relationships of Copper Reductases in Denitrification2011

    • Author(s)
      鈴木晋一郎
    • Organizer
      International Symposium on Chemistry of Reductases IV
    • Place of Presentation
      名古屋大学(招待講演)
    • Year and Date
      2011-01-21
  • [Presentation] 脱窒反応における蛋白質電子伝達機構の構造生物化学的機構2010

    • Author(s)
      野尻正樹
    • Organizer
      第64回酵素工学研究会講演会
    • Place of Presentation
      東京大学(招待講演,酵素工学奨励賞)
    • Year and Date
      2010-11-19
  • [Presentation] 六量体銅型亜硝酸還元酵素におけるタイプ1銅含有N末ドメインの役割2010

    • Author(s)
      池渕紗織, 城田フェリシア, 小手石泰康, 山口和也, 鈴木晋一郎, 野尻正樹
    • Organizer
      第10回日本蛋白質科学会年会
    • Place of Presentation
      札幌コンベンションセンター(池渕,ポスター賞)
    • Year and Date
      2010-06-16
  • [Presentation] Structure-Function Relationships in Regular and N-and C-terminally Extended Copper Nitrite Reductases2009

    • Author(s)
      鈴木晋一郎, 野尻正樹, 小手石泰康, 平大輔, 山口和也
    • Organizer
      The 14th International Conference on Biological Inorganic Chemistry
    • Place of Presentation
      名古屋国際会議場(招待講演)
    • Year and Date
      2009-07-27
  • [Presentation] A Single Methionine Residue at the Docking Interface Dramatically Affects the Interprotein Electron Transfer from Cytochrome c to Cu-containing Nitrite Reductase2009

    • Author(s)
      小手石泰康, 野尻正樹, 山口和也, 鈴木晋一郎
    • Organizer
      The 14th International Conference on Biological Inorganic Chemistry
    • Place of Presentation
      名古屋国際会議場(小手石,ポスター賞)
    • Year and Date
      2009-07-26
  • [Presentation] Interprotein Electron Transfer from Cytochrome c to Cu-containing Nitrite Reductase : Structural and Mechanistic Insights into Interac- tions between the Two Proteins2009

    • Author(s)
      小手石泰康, 野尻正樹, 山口和也, 鈴木晋一郎
    • Organizer
      第19回金属の関与する生体関連反応シンポジウム
    • Place of Presentation
      大阪大学(小手石,ポスター賞)
    • Year and Date
      2009-06-12
  • [Presentation] 亜硝酸還元酵素と電子供与蛋白質の分子間電子移動反応機構:複合体結晶構造を基にした分子認識と反応制御機構の構造基盤2009

    • Author(s)
      野尻正樹, 平大輔, 小手石泰康, 池淵紗織, 津田愛子, 鈴木晋一郎
    • Organizer
      第9回日本蛋白質科学会年会
    • Place of Presentation
      熊本大学
    • Year and Date
      2009-05-22
  • [Presentation] Crystal Structure of a Complex between Electron Transfer Partners, Hexameric Cu-containing Nitrite Reductase and Pseudoazurin.2008

    • Author(s)
      平大輔, 野尻正樹, 山口和也, 鈴木晋一郎
    • Organizer
      The 4th Asian Biological Inorganic Chemistry Conference
    • Place of Presentation
      Jeju Island, Korea
    • Year and Date
      2008-11-11
  • [Presentation] Intermolecular and Intramolecular Electron Transfer Processes from Heme c to the Type 1 Cu.2008

    • Author(s)
      鈴木晋一郎, 野尻正樹, 小手石泰康, 津田愛子, 山口和也
    • Organizer
      The 4th Asian Biological Inorganic Chemistry Conference
    • Place of Presentation
      Jeju Island, Korea(招待講演)
    • Year and Date
      2008-11-10
  • [Presentation] Inter-and Intra-molecular Complex Structures of Cu-Containing Nitrite Reductase with Cytochrome c.2008

    • Author(s)
      野尻正樹, 小手石泰康, 津田愛子, 山口和也, 鈴木晋一郎
    • Organizer
      XXI Congress of the International Union of Crystallography
    • Place of Presentation
      大阪国際会議場
    • Year and Date
      2008-08-26

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Published: 2012-01-26   Modified: 2016-04-21  

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