Kojima Keiichi

コジマケイイチ | Kojima Keiichi

Affiliation and department：
Job title： Lecturer

Research field (4)： Biophysics , Pharmaceuticals - analytical and physicochemistry , Animals: biochemistry, physiology, behavioral science , Functional biochemistry

Research keywords (8)： opsin , 光受容タンパク質 , 光操作 , 視覚 , ロドプシン , 生物物理 , 光生物 , Photobiology

Research theme for competitive and other funds (4)：

2023 - 2027 多様なロドプシンが紡ぐ非神経系生命機能の光操作技術
2021 - 2023 ロドプシンの個性を生かした生命現象の革新的光操作法の開発
2019 - 2021 Development of optogenetic tools based on the comprehensive and structural analysis of microbial rhodopsins
2015 - 2017 高効率・低ノイズな視細胞応答を実現する視物質の分子メカニズム

Papers (47)：

Taiki Nakamura, Yuka Shinozaki, Akihiro Otomo, Taito Urui, Misao Mizuno, Rei Abe-Yoshizumi, Manami Hashimoto, Keiichi Kojima, Yuki Sudo, Hideki Kandori, et al. Unusual Vibrational Coupling of the Schiff Base in the Retinal Chromophore of Sodium Ion-Pumping Rhodopsins. The Journal of Physical Chemistry B. 2024
Kotaro Nakanishi, Keiichi Kojima, Yoshiyuki Sowa, Yuki Sudo. Bidirectional Optical Control of Proton Motive Force in Escherichia coli Using Microbial Rhodopsins. The Journal of Physical Chemistry B. 2024. 128. 27. 6509-6517
Keiichi Kojima, Masataka Yanagawa, Yasushi Imamoto, Yumiko Yamano, Akimori Wada, Yoshinori Shichida, Takahiro Yamashita. Convergent mechanism underlying the acquisition of vertebrate scotopic vision. Journal of Biological Chemistry. 2024. 107175-107175
Masumi Hasegawa-Takano, Toshiaki Hosaka, Keiichi Kojima, Yosuke Nishimura, Marie Kurihara, Yu Nakajima, Yoshiko Ishizuka-Katsura, Tomomi Kimura-Someya, Mikako Shirouzu, Yuki Sudo, et al. Cyanorhodopsin-II represents a yellow-absorbing proton-pumping rhodopsin clade within cyanobacteria. The ISME Journal. 2024. 18. 1
Ryota Ono, Nozomu Saeki, Keiichi Kojima, Hisao Moriya, Yuki Sudo. Demonstration of iodide-dependent UVA-triggered growth inhibition in Saccharomyces cerevisiae cells and identification of its suppressive molecules. Biochemical and Biophysical Research Communications. 2023. 677. 1-5

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MISC (17)：

Keiichi Kojima. Molecular Diversity of Photosensitive Protein Opsins and Their High Potential for Optogenetic Applications. Biological and Pharmaceutical Bulletin. 2024. 47. 10. 1600-1609
Yuki Sudo, Keiichi Kojima, Shiho Kawanishi. Light + Rhodopsin = Medicinal products!?. Photonics Review. 2024. 240206
Keiichi Kojima, Yuki Sudo. Convergent evolution of animal and microbial rhodopsins. RSC Advances. 2023. 13. 8. 5367-5381
Keiichi KOJIMA, Masataka YANAGAWA, Takahiro YAMASHITA. Molecular mechanism underlying color discrimination ability of frogs and geckos in the dark. Hikaku seiri seikagaku(Comparative Physiology and Biochemistry). 2022. 39. 3. 122-131
小島慧一, 長瀬友里恵, 田村丞, 須藤雄気. バイオマスを2倍にする新技術:ロドプシンを用いた緑藻クラミドモナスの生育制御. クリーンエネルギー. 2022. 31. 49-57

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Lectures and oral presentations (8)：

Impact and mechanism of phosphate binding to a light-driven anion transporter SyHR
(18th International Conference on Retinal Proteins 2018)
Phosphate ion binding modulates photochemical properties of a light-driven SO42- transporter, SyHR
(第56回日本生物物理学会 2018)
Bottom-up approach for microbial rhodopsin-based optogenetic tools
(第56回日本生物物理学会 2018)
Evolutionary acquisition of low thermal noise of cone pigments for scotopic vision
(第55回日本生物物理学会 2017)
Optimization mechanism of vertebrate visual pigments for scotopic vision
(International Symposium on Biophysics of Rhodopsins 2017)

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Education (3)：

2013 - 2016 Kyoto University
2011 - 2013 Kyoto University Graduate School, Division of Natural Science
2007 - 2011 Kyoto University Faculty of Science

Professional career (1)：

博士(理学) (京都大学)

Work history (5)：

2024/10 - 現在 JST さきがけ研究員(兼任)
2024/04 - 現在岡山大学学術研究院医歯薬学域, 講師
2021/04 - 2024/03 岡山大学学術研究院医歯薬学域助教
2017/12 - 2021/03 岡山大学医歯薬学総合研究科助教
2017/04 - 2017/11 岡山大学医歯薬学総合研究科助教(特任)

Committee career (6)：

2023 - 現在生物物理学会 2023・2024年度理事
2022 - 現在 Scientific Reports Editorial Board Member
2021 - 現在生物物理学会分野別専門委員
2019/01 - 2020/12 日本生物物理学会中国四国支部会計
2019 - 日本生物物理学会平成31年分野別専門委員

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Awards (5)：

2024 - 日本薬学会奨励賞
2023 - 岡山大学若手トップリサーチャー研究奨励賞
2022 - 日本光生物学協会奨励賞
2020 - 日本薬学会中国四国支部奨励賞
2017 - 日本生物物理学会若手奨励賞

Association Membership(s) (3)：

日本薬学会 , 日本動物学会 , 日本生物物理学会

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