研究業績

Combination of color-related genes regulates pigment composition and establishes diverse coloration in soybean

[Plant Physiology and Biochemistry, 234, 111251 (2026)]

Mao Suganami*, Soichi Kojima, Masato Kamakura, Manaka Shiraishi, Kazunori Beppu, Hideki Yoshida, Naoto Nihei, Hidekazu Takahashi, Toshiyuki Waki, Toru Nakayama, Maki Hayashi, Hiromi Masuko-Suzuki, Moe Sato, Kumi Yoshida, Saeko Masumoto, Tsukasa Matsuda, Masao Watanabe*, Makoto Matsuoka*.

https://doi.org/10.1016/j.plaphy.2026.111251

Transient metabolon dynamics tune enzyme specificity

[ChemRxiv (preprint)]

Riki Imaizumi, Toshiyuki Waki, Yoshikazu Hattori, Kohei Takeshita, Miru Sumita, Kazutomo Kawaguchi, Hiroyuki Kumeta, Kenichi Umeda, Kyohei Sato, Taro Yanai, Hiroaki Matsuura, Kakeshi Yokoyama, Risa Omura, Kayo Nakatani, Naoki Sakai, Yukimura Kawagiwa, Yamato Doi, Aoi Yasuda, Takuya Nakano, Kaichi Uno, Kunihiro Yoshida, Misato Tsunashima, Tomohide Saio, Yoshikazu Tanaka, Seiji Takahashi, Noriyuki Kodera, Kunishige Kataoka, Masaki Yamamoto, Satoshi Yamashita*, Toru Nakayama*. 

https://doi.org/10.26434/chemrxiv-2025-npkrm

Suppression of fecal phenol production by oral supplementation of sesamol: inhibition of tyrosine phenol-lyase by sesamol. 

[Food & function, 16, 3542-3552 (2025)]

Daiki Oikawa, Zion Byun, Bunzo Mikami, Aina Gotoh, Toshihiko Katoh, Ryo Ueno, Aruto Nakajima, Satoshi Yamashita, Wakako Ikeda-Ohtsubo, Seiji Takahashi, Toshiyuki Waki, Koichi Kikuchi, Takaaki Abe, Takane Katayama*, Toru Nakayama*. 

https://doi.org/10.1039/d4fo04839c

Biosynthesis of unnatural polyisoprenes by engineered prenyltransferases on rubber particles. 

[Research Square (preprint)]

Seiji Takahashi, Miki Suenaga-Hiromori, Tomoki Ishii, Nadia Nur Shazana Binti Abu Talib Khan, Tomoyo Mikami, Tomohiro Takahashi, Chiho Minakawa, Fumihiro Yanbe, Toshiyuki Waki, Toru Nakayama, Riki Imaizumi, Taro Yanai, Kunishige Kataoka, Satoshi Yamashita, Kohei Takeshita, Hiroaki Matsuura, Naoki Sakai, Masaki Yamamoto, Haruhiko Yamaguchi, Yukino Miyagi-Inoue, Kazuhisa Fushihara, Yuzuru Tozawa. 

https://doi.org/10.21203/rs.3.rs-3615345/v1

Lowering pH optimum of activity of SshEstI, a slightly alkaliphilic archaeal esterase of the hormone-sensitive lipase family.

[Journal of Bioscience and Bioengineering, 138(3), 188-195 (2024)]

Kazuhiro Ohara, Yasuhiro Oshima, Hideaki Unno, Satoru Nagano, Masami Kusunoki, Seiji Takahashi, Toshiyuki Waki, Satoshi Yamashita, Toru Nakayama. 

https://doi.org/10.1016/j.jbiosc.2024.05.010

Structural insights into catalytic promiscuity of chalcone synthase from Glycine max (L.) Merr.: Coenzyme A-induced alteration of product specificity.

[Biochemical and Biophysical Research Communications, 718(23), 150080 (2024)]

Toshiyuki Waki, Riki Imaizumi, Kaichi Uno, Yamato Doi, Misato Tsunashima, Sayumi Yamada, Ryo Mameda, Shun Nakata, Taro Yanai, Kohei Takeshita, Naoki Sakai, Kunihige Kataoka, Masaki Yamamoto, Seiji Takahashi, Toru Nakayama, Satoshi Yamashita. 

https://doi.org/10.1016/j.bbrc.2024.150080

Structural-Functional Correlations between Unique N-terminal Region and C-terminal Conserved Motif in Short-chain cis-Prenyltransferase from Tomato.

[ChemBioChem, 25, e202300796 (2024)]

Riki Imaizumi, Hiroaki Matsuura, Taro Yanai, Kohei Takeshita, Shuto Misawa, Haruhiko Yamaguchi, Naoki Sakai, Yukino Miyagi-Inoue, Miki Suenaga-Hiromori, Toshiyuki Waki, Kunishige Kataoka, Toru Nakayama, Masaki Yamamoto, Seiji Takahashi, and Satoshi Yamashita. 

https://doi.org/10.1002/cbic.202300796