Dioxygen Activation on Transition Metal Centers Tuned by Mimicking Non-heme Iron Active Sites
Project/Area Number |
22550060
|
Research Category |
Grant-in-Aid for Scientific Research (C)
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Allocation Type | Single-year Grants |
Section | 一般 |
Research Field |
Inorganic chemistry
|
Research Institution | Osaka University (2012) Nagoya Institute of Technology (2010-2011) |
Principal Investigator |
|
Project Period (FY) |
2010 – 2012
|
Project Status |
Completed (Fiscal Year 2012)
|
Budget Amount *help |
¥4,810,000 (Direct Cost: ¥3,700,000、Indirect Cost: ¥1,110,000)
Fiscal Year 2012: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2011: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Fiscal Year 2010: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
|
Keywords | 酸素活性化 / 二核銅錯体モデル / チロシナーゼ / 反応機構解析 / 非ヘム鉄型モデル / 非ヘム鉄型オキシゲナーゼ / 高原子価マンガン錯体 / Type III銅モデル / 非ヘム鉄オキシゲナーゼモデル / 設計蛋白質 / 二核銅錯体 |
Research Abstract |
We succeeded in synthesizing a substrate-binding dicopper μ-η^2:η^2-peroxo complex and characterizing it spectroscopically. We also found that substrate binding to the copper center could accelerate formation of the active dioxygen intermediate species. In the manganese and iron complex systems, we obtained several findings involving the corresponding high-covalent metal oxo species.
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Report
(4 results)
Research Products
(59 results)
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[Journal Article] Creation of a Binuclear Purple Copper Site within a de Novo Coiled-Coil Protein2012
Author(s)
D. Shiga, Y. Funahashi, H. Masuda, A. Kikuchi,M. Noda, S. Uchiyama, K. Fukui, K. Kanaori, K. Tajima, Y. Takano, H. Nakamura, M. Kamei, T. Tanaka
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Journal Title
Biochemistry
Volume: 51
Pages: 7901-7901
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[Journal Article] Creation of a Binuclear Purple Copper Site within a de Novo Coiled-Coil Protein2012
Author(s)
D. Shiga, Y. Funahashi, H. Masuda, A. Kikuchi, M. Noda, S. Uchiyama, K. Fukui, K. Kanaori, K. Tajima, Y. Takano, H. Nakamura, M. Kamei, T. Tanaka
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Journal Title
Biochemistry
Volume: 51
Issue: 40
Pages: 7901-7907
DOI
Related Report
Peer Reviewed
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[Presentation] Molecular Design for Construction of Dicopper and Tricopper Centers in the Biomimetic Model Compounds of Multicopper Proteins2010
Author(s)
Y.Funahashi, K.Nagata, T.Toyama, K.Yoshii, T.Nishikawa, K.Fukui, Y.Kajita, Y.Wasada-Tsutsui, T.Inomata, T.Ozawa, H.Masuda
Organizer
10^<th> European Biological Inorganic Chemistry Conference
Place of Presentation
Thessaloniki, Greece
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[Presentation] Synthetic Approaches to Dicopper and Tricopper Centers for Constructing Biomimetic Model Compounds of Multicopper Proteins2010
Author(s)
Y.Funahashi, T.Toyama, K.Nagata, K.Yoshii, T.Nishikawa, K.Fukui, Y.Kajita, Y.Wasada-Tsutsui, T.Inomata, T.Ozawa, H.Masuda
Organizer
Pacifichem2010
Place of Presentation
Honolulu, USA
Related Report