2009 Fiscal Year Final Research Report
Molecular structure and early events during signal transduction of LOV-proteins regulating movements of plants
Project/Area Number |
17084008
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Research Category |
Grant-in-Aid for Scientific Research on Priority Areas
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Allocation Type | Single-year Grants |
Review Section |
Biological Sciences
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Research Institution | Osaka Prefecture University |
Principal Investigator |
TOKUTOMI Satoru Osaka Prefecture University, 理学系研究科, 教授 (90142009)
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Co-Investigator(Kenkyū-buntansha) |
YOSHIHARA Shizue 大阪府立大学, 理学系研究科, 助教 (20382236)
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Project Period (FY) |
2005 – 2009
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Keywords | 植物 / LOV光受容体 / フォトトロピン / 分子構造 / 光反応 / シグナル伝達 |
Research Abstract |
Phototropin (phot) is a blue light receptor for phototropism, chloroplast relocation movements, stomatal opening, etc that are involved in fine-tuning of the efficiency of photosynthesis in plants. A phot molecule has two photoreceptive domains named LOV1 and LOV2 and is thought to be a light-regulated protein kinase. The present study aimed to solve the molecular structure of the two LOV and the kinase domains and analyze the molecular mechanism that regulates the kinase activity by light, and gathered many useful information.
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[Journal Article] Oligomeric State-Dependent Conformational Change of the BLUF ProteinTePixD (Tll0078)2009
Author(s)
Tanaka, K., Nakasone, Y., Okajima, K., Ikeuchi, M., Tokutomi, S., Terazima, M.
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Journal Title
J. Mol. Biol. 386巻
Pages: 1290-1230
Peer Reviewed
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[Journal Article] Time-Resolved FT-IR Study on Photoadduct Formation and Secondary Structural Changes within the Phototropin LOV Domain2009
Author(s)
Pfeifer, A., Majerus, T., Zikihara, K., Matsuoka, D., Tokutomi, S., Heberle, J., Kottke, T.
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Journal Title
BiophysJ. 96巻
Pages: 1462-1470
Peer Reviewed
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[Journal Article] Stability of Dimer and Domain-Domain Interaction of Arabidopsis Phototropin 1 LOV22008
Author(s)
Nakasone, Y., Eitoku, T., Zikihara, K., Matsuoka, D., Tokutomi, S., Terazima, M.
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Journal Title
J. Mol. Biol. 373巻
Pages: 904-913
Peer Reviewed
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[Journal Article] Crystallization and preliminary X-ray diffraction analysis of the LOV1 domains of phototropin 1 and 2 from Arabidopsis thaliana2008
Author(s)
Nakasako, M., Hirata, M., Shimizu, N., Hosokawa, S., Matsuoka, D., Oka, T., Yamamoto, M., Tokutomi, S.
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Journal Title
Acta Crystallogr. Sect F. 64巻
Pages: 617-621
Peer Reviewed
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[Journal Article] Blue light diminishes interaction of PAS/LOV proteins, putative blue light receptors in Arabidopsisthaliana, with their interacting partners2008
Author(s)
Ogura, Y., Komatsu, A., Zikihara, K., Nanjo, T., Tokutomi, S., Wada, M. andKiyosue, T.
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Journal Title
J Plant Research. 121巻
Pages: 97-105
Peer Reviewed
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[Journal Article] Heterogeneous Environment of the S-H Group of Cys966 near the Flavin Chromophore in the LOV2 Domain of AdiantumNeochrome12007
Author(s)
Sato, Y., Nabeno, M., Iwata, T., Tokutomi, S., Sakurai, M., Kandori, N.
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Journal Title
Biochemistry 46巻
Pages: 1025-65
Peer Reviewed
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[Journal Article] Photochemical intermediates of Arabidopsis phototropin 2 LOV2 associated with conformational changes.2007
Author(s)
Eitoku, T., Nakasone, Y., Zikihara, K., Matsuoka, D., Tokutomi, S., Terazima, M.
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Journal Title
J. Mol. Biol. 371巻
Pages: 1290-303
Peer Reviewed
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[Journal Article] Reconstitution of blue/greenreversible photoconversion of a cyanobacterial photoreceptor, PixJ1, in phycocyanobilin producing E. coli2006
Author(s)
Yoshihara, S., Shimada, T., Matsuoka, D., Zikihara, K., Kohchi, T., Tokutomi, S.
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Journal Title
Biochyemistry 45巻
Pages: 3783-3792
Peer Reviewed
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[Journal Article] Photoreaction cycle of LOV domain in FKF1 determined by low-temperatureabsorption spectroscopy2006
Author(s)
Zikihara, K., Iwata, T., Matsuoka, D., Kandori, H., Todo, T., Tokutomi, S.
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Journal Title
Biochemistry 36巻
Pages: 10828-10837
Peer Reviewed
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[Journal Article] Three Putative Photosensory LOV Domains with Distinct Biochemical Properties from the Filamentous Cyanobacterium Anabaena sp. PCC 7120.2006
Author(s)
Narikawa, R., Zikihara, K., Okajima, K., Ochiai, Y., Katayama, M., Shichida, Y., Tokutomi, S., Ikeuchi, M.
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Journal Title
Photochem. Photobiol 82巻
Pages: 1627-1633
Peer Reviewed
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[Journal Article] Identification ofthe C=O stretching vibrations of FMN and peptide backbone by 13C-labeling of the LOV2 domain of Adiantum phytochrome32006
Author(s)
Iwata, T., NozakI, D., Sato, Y., Sato, K., Nishina, Y., Shiga, K., Tokutomi, S., Kandori, H.
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Journal Title
Biochemistry 45巻
Pages: 15384-15391
Peer Reviewed
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[Presentation] Involvement of Arg427 in the light-signal transduction of Arabidopsis phototropin2, a blue-light photoreceptor2009
Author(s)
Zikihara, K., Katsura, H., Oyamatsu, S., Sakurai, M., Tokutomi, S.
Organizer
第47回日本生物物理学会
Place of Presentation
徳島
Year and Date
20091030-20091101
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[Presentation] Light-induced structural changes of the LOV2 domain studied by FTIR spectroscopy of isotope labeled samples2008
Author(s)
Koyama, T., Yamamoto, A., Sato, Y., Iwata, T., Matuoka, D., Tokutomi, S.
Organizer
日本生物物理学会第46回年会
Place of Presentation
福岡
Year and Date
20081203-20081205
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[Presentation] Structural basis for the photoreception of Arabidpsis phototropin2008
Author(s)
Tokutomi. S., Zikihara, K., Okajima, K,, Katsura, H., Yoshihara, S., Nakasako M
Organizer
15th Anniversary Meeting for Korean Society of Photoscience, Symposium
Place of Presentation
Korea, Jeju
Year and Date
20080926-20090928
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[Presentation] Comparative studies of light-induced structural changes of the LOV2 domain and the Jαhelix among phototropins.2008
Author(s)
Koyama, T., Yamamoto, A., Iwata, T., Sato, Y., Matsuoka, D., Tokutomi S., Kandori, H.
Organizer
The 5th Open Workshop for "Chemistry of Biological Processes Created by Water and Biomolecules
Place of Presentation
Nara, Japan
Year and Date
20080124-20080125
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[Presentation] Time-resolved thermodynamics on photochemical intermediates of phototropin associated with the conformational change2008
Author(s)
Eitoku, T., Nakasone, Y., Zikihara, K., Matsuoka, D., Tokutomi, S., Terazima, M.
Organizer
Gordon Research Conference: Photosensory Receptors & Signal Transduction
Place of Presentation
Ventura, CA, USA
Year and Date
20080120-20080126
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[Presentation] Equiribum Between monomer and dimer forms of phototropin1 LOV2 domain2006
Author(s)
Nakasone, T., Eitoku, T., Matsuoka, D., Tokutomi, S., Terazima, M.
Organizer
5th East Asian Biophysical Symposium & 44th Annual Meeting of Biophysical Society of Japan
Place of Presentation
Okinawa, Japan
Year and Date
20061212-20061216
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