2016 - 2019 Regulation mechanism of direction of the proton translocation in proteorhodopsin
2011 - 2013 Analysis of the elementary processes in the light-driven Cl- pump of halorhodopsin
2011 - 2013 Role of a novel photoproduct found in sensory rhodopsin II in the function and its characterization
Papers (25):
Tomotsumi Fujisawa, Nozomi Tanaka, Jun Tamogami, Masashi Unno. Retinal Chromophore Configuration in the O Intermediate of Sensory Rhodopsin II from Natronomonas pharaonis. Biochemistry. 2024
Kouhei Nishikawa, Ryosuke Kuroiwa, Jun Tamogami, Masashi Unno, Tomotsumi Fujisawa. Raman Optical Activity of Retinal Chromophore in Sensory Rhodopsin II. The Journal of Physical Chemistry B. 2023. 127. 33. 7244-7250
Risa Matsunami-Nakamura, Jun Tamogami, Miki Takeguchi, Junya Ishikawa, Takashi Kikukawa, Naoki Kamo, Toshifumi Nara. Key determinants for signaling in the sensory rhodopsin II/transducer complex are different between Halobacterium salinarum and Natronomonas pharaonis. FEBS Letters. 2023. 597. 18. 2334-2344
Tomotsumi Fujisawa, Kouhei Nishikawa, Jun Tamogami, Masashi Unno. Conformational Analysis of a Retinal Schiff Base Chromophore in Proteorhodopsin by Raman Optical Activity. The Journal of Physical Chemistry Letters. 2021. 12. 39. 9564-9568
Syogo Sasaki, Jun Tamogami, Koki Nishiya, Makoto Demura, Takashi Kikukawa. Replaceability of Schiff base proton donors in light-driven proton pump rhodopsins. Journal of Biological Chemistry. 2021. 297. 3. 101013-101013
Jun Tamogami. A Study on Mechanisms Underlying Proton Transport in Proton Pump-type Microbial Rhodopsins. YAKUGAKU ZASSHI. 2023. 143. 2. 111-118
Masashi Unno, Yuu Hirose, Masaki Mishima, Takashi Kikukawa, Tomotsumi Fujisawa, Tatsuya Iwata, Jun Tamogami. Spectroscopic approach for exploring structure and function of photoreceptor proteins. Biophysics and Physicobiology. 2021. 18. 127-130
Jun Tamogami, Takashi Kikukawa, Naoki Kamo. Functional significance of interhelical interactions between aspartic acid and cysteine residues in microbial rhodopsin. Atlas of Science (Web). 2019