• Search Research Projects
  • Search Researchers
  • How to Use
  1. Back to project page

2008 Fiscal Year Final Research Report

Intermolecular soft interactions regulating H^+-ATPsynthase function

Research Project

  • PDF
Project/Area Number 15083203
Research Category

Grant-in-Aid for Scientific Research on Priority Areas

Allocation TypeSingle-year Grants
Review Section Biological Sciences
Research InstitutionOsaka University

Principal Investigator

AKUTSU Hideo  Osaka University, 蛋白質研究所, 招聘教授 (60029965)

Co-Investigator(Kenkyū-buntansha) YAGI Hiromasa  大阪大学, 蛋白質研究所, 助教 (70332749)
FUJIWARA Toshimichi  大阪大学, 蛋白質研究所, 教授 (20242381)
Project Period (FY) 2003 – 2008
KeywordsH^+-ATP合成酵素 / βサブユニット / 溶液NMR / 区分標識法 / cサブユニット / 固体高分解能NMR / 構造解析 / ソフトな相互作用
Research Abstract

われわれが生きていくために必須のエネルギーを生み出すH^+-ATP合成酵素は地球上最小の分子モーターであることが知られている。この酵素の回転触媒反応のメカニズムを核磁気共鳴法により立体構造を基に明らかにした。この酵素は多数のタンパク質単位(サブユニット)が集まってできている。回転の原因となる個々の単位の構造変化はATPとソフトな相互作用に始まり、サブユニット間のソフトな相互作用によって駆動されていることが明らかになった。

  • Research Products

    (32 results)

All 2009 2008 2007 2006 2005 2004 2003 Other

All Journal Article (20 results) (of which Peer Reviewed: 18 results) Presentation (5 results) Book (6 results) Remarks (1 results)

  • [Journal Article] Stepwise propagation of the ATP-induced conformational change of the F1-ATPase b subunit revealed by NMR2009

    • Author(s)
      H. Yagi, N. Kajiwara, T. Iwabuchi, K. Izumi, M. Yoshida, and H. Akutsu
    • Journal Title

      J. Biol. Chem. 284

      Pages: 2307-2319

    • Peer Reviewed
  • [Journal Article] Dynamic inter-subunit interactions in thermophilic F_1-ATPase subcomplexes studied by cross-correlated relaxation-enhanced polarization transfer NMR2008

    • Author(s)
      M. Kobayashi, H. Yagi, T. Yamazaki, M. Yoshida and H. Akutsu
    • Journal Title

      J. Biomol. NMR 40

      Pages: 165-174

    • Peer Reviewed
  • [Journal Article] Fluid Mechanical Matching of H^+-ATPsynthase Subunit c Ring with Lipid Membranes Revealed by ^2HSolid-State NMR2008

    • Author(s)
      M. Kobayashi, H. Yagi, T. Yamazaki, M. Yoshida and H. Akutsu
    • Journal Title

      Biophys. J. 94

      Pages: 4339-4347

    • Peer Reviewed
  • [Journal Article] A magic-angle-spinning NMR method for ^1H-^1H distance measurement using coherent polarization transfer in ^<13>C-labeled organic solids.2008

    • Author(s)
      H. Takahashi, H. Akutsu, and T. Fujiwara
    • Journal Title

      J. Chem. Phys. 129

      Pages: 154504, 1-12

    • Peer Reviewed
  • [Journal Article] Functional roles of heme architecture and it environment in tetraheme cytochrome c.2007

    • Author(s)
      H. Akutsu and Y. Takayama
    • Journal Title

      Accounts Chem. Res. 40

      Pages: 171-178

    • Peer Reviewed
  • [Journal Article] Structure of the light-harvesting bacteriochlorophyll c assembly in chlorosomes from chlorobium limicola determined by solid-state NMR2007

    • Author(s)
      A. Egawa, T. Fujiwara, T. Mizoguchi, Y. Kakitani, Y. Koyama, and H. Akutsu
    • Journal Title

      Proc. Natl. Acad. Sci. USA 104

      Pages: 790-795

    • Peer Reviewed
  • [Journal Article] Spectral fitting for signal assignment and structural analysis of uniformly ^<13>C-labeled solid proteins by simulated annealing based on chemical shifts and spin dynamics2007

    • Author(s)
      Y. Matsuki, H. Akutsu and T. Fujiwara
    • Journal Title

      J. Biomol. NMR 38

      Pages: 325-339

  • [Journal Article] Structures of the thermophilic F_1-ATPase e subunit suggesting ATP-egulated arm motion of its C-terminal domain in F_12007

    • Author(s)
      H. Yagi, N. Kajiwara, H. Tanaka, T. Tsukihara, Y. Kato-Yamada, M. Yoshida and H. Akutsu
    • Journal Title

      Proc. Natl. Acad. Sci. USA 104

      Pages: 11233-11238

    • Peer Reviewed
  • [Journal Article] Structural analysis of pituitary adenylate cyclase-activating polypeptides bound to phospholipid membranes by magic spinning solid-state NMR2007

    • Author(s)
      N. Komi, K. Okawa, Y. Tateishi, M. Shirakawa, T. Fujiwara and H. Akutsu
    • Journal Title

      Biochim. Biophys. Acta 1768

      Pages: 3001-3011

    • Peer Reviewed
  • [Journal Article] Assembly of a mixture of isomeric BCl c from Chlorobium limicola as determined by intermolecular ^<13>C-^<13>C dipolar correlations : Coexistence of dimer-based and pseudo-monomer-based stackings2006

    • Author(s)
      Y. Kakitani, H. Nagae, T. Mizoguchi, A. Egawa, K. Akiba, T. Fujiwara, H. Akutsu and Y. Koyama
    • Journal Title

      Biochemistry 45

      Pages: 7574-7584

    • Peer Reviewed
  • [Journal Article] Phosholipid-dependent regulatoin of cytochrome c_3-mediated electron transport across membranes.2006

    • Author(s)
      S. -M. Kim, T. Yamamoto, Y. Todokoro, Y. Takayama, T. Fujiwara, J. -S. Park, and H. Akutsu
    • Journal Title

      Biophys., J. 90

      Pages: 506-513

    • Peer Reviewed
  • [Journal Article] A new solution structure of ATP synthase subunit c from thermophilic Bacillus PS3, suggesting a local conformational change for H^+-translocation.2006

    • Author(s)
      T. Nakano, T. Ikegami, T. Suzuki, M. Yoshida, H. Akutsu
    • Journal Title

      J. Mol. Biol. 358

      Pages: 132-144

    • Peer Reviewed
  • [Journal Article] Structure of tightly membrane-bound mastoparan-X, a G-protein-activating peptide, deterumied by solid-state NMR2006

    • Author(s)
      T. Todokoro, I. Yumen, K. Fukushima, S. -W. Kang, J. -S. Park, T. Kohno, K. Wakamatsu, H. Akutsu and T. Fujiwara
    • Journal Title

      Biophys. J. 91

      Pages: 1368-1379

    • Peer Reviewed
  • [Journal Article] Detection of peptide-phospholipid interaction sites in bilayer membranes by ^<13>C NMR spectroscopy : Observation of ^2H/^<31>P-selective ^1H-depolarization under magic-angle spinning.2006

    • Author(s)
      E. Harada, Y. Todokoro, H. Akutsu and T. Fujiwara
    • Journal Title

      J. Amer. Chem. Soc. 128

      Pages: 10654-10655

    • Peer Reviewed
  • [Journal Article] Signal assignment and secondary structure analysis of a uniformly [^<13>C, ^<15>N]-labeled membrane protein, H^+-ATP aynthase subunit c, by magic-angle spinning solid-state NMR2006

    • Author(s)
      M. Kobayashi, Y. Matsuki, I. Yumen, T. Fujiwara, and H. Akutsu
    • Journal Title

      J. Biomol. NMR 36

      Pages: 279-293

    • Peer Reviewed
  • [Journal Article] 3D Structure of amyloid protofilamens of β2-microglobulin fragment probed by solid-state NMR2006

    • Author(s)
      K. Iwata, T. Fujiwara, Y. Matsuki, H. Akutsu, S. Takahashi, H. Naiki, and Y. Goto
    • Journal Title

      Proc. Natl. Acad. Sci. USA 103

      Pages: 18119-18124

  • [Journal Article] Precision ^1H-^1H distance measurement via ^<13>C NMR signals : Utilization of the ^1H-^1H double-quantum dipolar interactions recoupled under MAS conditions2004

    • Author(s)
      Y. Matsuki, H. Akutsu and T. Fujiwara
    • Journal Title

      Magn. Reson. Chem. 42

      Pages: 291-300

    • Peer Reviewed
  • [Journal Article] Signal assignments and chemical-shift structural analysis of uniformly ^<13>C, ^<15>N-labeled peptide, Mastoparan-X, by multidimensional solid-state NMR under magic-angle spinning2004

    • Author(s)
      T. Fujiwara, Y. Todokoro, H. Yanagishita, M. Tawarayama, T. Kohno, K. Wakamatsu and H. Akutsu
    • Journal Title

      J. Biomol. NMR 28

      Pages: 311-352

    • Peer Reviewed
  • [Journal Article] A conformational change of H^+-ATPase b monomer revealed on segmental isotope labeling NMR spectroscopy2004

    • Author(s)
      H. Yagi, T. Tsujimoto, T. Yamazaki, M. Yoshida, and H. Akutsu
    • Journal Title

      J. Am. Chem. Soc. 126

      Pages: 16632-16638

    • Peer Reviewed
  • [Journal Article] Band-selective recoupling of homonuclear double-quantum dipolar interaction with a generalized composite 0 degrees pulse : application to ^<13>C aliphatic region-selective magnetization transfer in solids2003

    • Author(s)
      Y. Matsuki, H. Akutsu and T. Fujiwara
    • Journal Title

      J. Magn. Reson. 162

      Pages: 54-66

    • Peer Reviewed
  • [Presentation] ATP-Binding Induces a New Conformation in H+-ATPase β Subunit Related to the Catalytically Activated State2009

    • Author(s)
      H. Yagi, N. Kajiwara, K. Izumi, M. Yoshida,and H. Akutsu
    • Organizer
      "KEYSTONE SYMPOSIA" on Molecular and Cellular Biology
    • Place of Presentation
      Santa Fe, New Mexico
    • Year and Date
      20090215-20
  • [Presentation] Soft interactions regulating proton-ATPsynthase2008

    • Author(s)
      H. Akutsu
    • Organizer
      Yokohama NMR International Symposium on Drug Discovery and Design by NMR
    • Place of Presentation
      Yokohama, Japan
    • Year and Date
      20081020-21
  • [Presentation] Solid-state NMR Measurement of H^+-ATP Synthase Subunit c-Ring Reconstituted into Lipid Bilayers2008

    • Author(s)
      Y. Todokoro, Ken. Tanaka, M. Kobayashi, T. Suzuki, M. Yoshida, T. Fujiwara, H. Akutsu
    • Organizer
      23^<rd> International Conference on Magnetic Resonance in Biolodical Systems
    • Place of Presentation
      San Diego, USA
    • Year and Date
      20080824-29
  • [Presentation] Molecular Mechanism of the Energy Transduction by H^+-ATP Synthase2008

    • Author(s)
      H. Akutsu
    • Organizer
      Second International Conference on "Theoretical and Applied Biophysics"
    • Place of Presentation
      Ulaanbaatar and Nukht, Mongolia
    • Year and Date
      2008-06-19
  • [Presentation] Conformational analysis of βsubunit in 350 kDa F_1-ATPase subcomplex with solution NMR2007

    • Author(s)
      M. Kobayashi, H. Yagi, T. Yamazaki, M. Yoshida, and H. Akutsu
    • Organizer
      The 2^<nd> Asia-Pacific NMR Symposium
    • Place of Presentation
      Hsinchu, Taiwan
    • Year and Date
      20071012-14
  • [Book] Structural analysis of membrane systems by solid-state NMR. "Chemistry, Physics, and Biology in Macromolecular Science" ed. T. Sato2008

    • Author(s)
      Y. Todokoro, M. Kobayashi, T. Fujiwara and H. Akutsu
    • Total Pages
      173-182
    • Publisher
      Osaka University Press, Osaka
  • [Book] Secondary Structure Analysis of Proteins from Angle Dependent Interactions Modern Magnetic Resonance, Ed. G. Webb, Vol. 12007

    • Author(s)
      T. Fujiwara and H. Akutsu
    • Total Pages
      731-736
    • Publisher
      Springer Netherlands
  • [Book] 固体高分解能NMR ; 「生命科学のための機器分析ハンドブック」西村善文編2007

    • Author(s)
      阿久津秀雄、藤原敏道
    • Total Pages
      157-162
    • Publisher
      羊土社
  • [Book] H^+-ATP合成酵素F_1の回転駆動力 ; 「生命秩序を担う生体超分子」阿久津秀雄、月原冨武、嶋田一夫編 ; 蛋白質核酸酵素増刊50巻10号2005

    • Author(s)
      八木宏昌、阿久津秀雄
    • Total Pages
      1160-1165
  • [Book] 核磁気共鳴法(NMR)によるリポソーム系の研究 ; 「リポソーム応用の新展開」秋吉、辻井監修2005

    • Author(s)
      阿久津秀雄
    • Total Pages
      90-99
    • Publisher
      NTS
  • [Book] 第2章「化学シフト」11-25、第5章「核スピン緩和」45-61 ; 「NMR分光法-原理から応用まで-」(日本分光学会測定法シリーズ41)阿久津秀雄・嶋田一夫・鈴木栄一郎・西村善文編2003

    • Author(s)
      阿久津秀雄
    • Publisher
      学会出版センター
  • [Remarks] 研究室ホームページ

    • URL

      http://www.protein.osaka-u.ac.jp/biophys/priority/index.html

URL: 

Published: 2010-06-10   Modified: 2016-04-21  

Information User Guide FAQ News Terms of Use Attribution of KAKENHI

Powered by NII kakenhi