最近の研究活動

2014. March

植物の花弁運動突然変異体の概日時計遺伝子群の発現解析

植物の花弁運動を制御する光受容系の解析

シアノバクテリアの概日時計の光入力系の分子遺伝学的解析

シアノバクテリアにおけるc-di-GMPの同定

シアノバクテリアにおけるLOVドメインタンパク質の発現解析

シアノバクテリアの増殖変異体の同定と生理解析

海洋性シアノバクテリアのKaiタンパク質の解析


研究業績

Kondou, Y., Noguchi, K., Kutsuna, S., Kawashima, M., Yoneda, A., Ishibashi, M., Muto, S., Ichikawa, T., Nakazawa, M., Matsui, M., and Manabe, K. 2013 Overexpression of DWARF AND LESION FORMATION 1 (DLE1) causes altered activation of plant def ense system in Arabidopsis thaliana. Plant Biotechnology. 30:1-8.

Yasumitsu ,H., Tajima ,H., Isobe ,M., Kutsuna ,S., Kawsar ,SM., Fujii ,Y., Kanaly ,RA., Ozeki ,Y., and Yokota ,E. 2013 Fine bubble mixing (FBM) culture of E. coli: a highly cost-effective middle scale-size culture system. Protein & Peptide Letters. 20:213-217.

Tanaka, H., Kitamura, M., Nakano, Y., Katayama, M., Takahashi, Y., Kondo, T., Manabe, K., Omata, T., and Kutsuna, S. 2012 CmpR is Important for Circadian Phasing and Cell Growth. PLANT & CELL PHYSIOLOGY

Kutsuna, S., Kondo, T., Ikegami, H., Uzumaki, T., Katayama, M., and Ishiura, M. 2007. The circadian clock-related gene pex regulates a negative cis element in the kaiA promoter region.J. Bacteriology

Arita, K., Hashimoto H., Igari K., Akaboshi M., Kutsuna S., Sato M., and Shimizu, T.  2007. Structural and biochemical characterization of a cyanobacterium circadian clock-modifier protein.  J. Biological Chemistry. 282:1128-1135.

Takai, N., Ikeuchi, S., K. Manabe, and S. Kutsuna. 2006. Expression of the circadian-clock-related gene pex in cyanobacteria increases in darkness and is required to delay the clock. J. Biological Rhythms.

Kutsuna, S., Nakahira, Y., Katayama, M., M. Ishiura, and T. Kondo. 2005. Transcriptional regulation of the circadian clock operon kaiBC by upstream regions in cyanobacteria. Molecular Microbiology. 57:1474-1484. [Pub Med]

Nakahira, Y., Katayama, M., Miyashita, H., Kutsuna, S., Iwasaki, H., Y. Oyama, and T. Kondo. 2004. Global gene repression by KaiC as a master process of prokaryotic circadian system. Proc Natl Sci Acad USA. 101:881-885. [Pub Med]

Kondou, Y., Mogami, N., Hoshi, F., Kutsuna, S., Nakazawa, M., Sakurai, T., Matsui, M., Kaneko, T., Tabata, S., I. Tanaka, and K. Manabe. 2002. Bipolar localization of putative photoreceptor protein for phototaxis in thermophilic cyanobacterium Synechococcus elongatus. Plant Cell Physiology. 43:1585-1588. [PubMed]

Ishiura, M., S. Kutsuna, S. Aoki, H. Iwasaki, C.R. Andersson, A. Tanabe, S.S. Golden, C.H. Johnson, and T. Kondo. 1998. Expression of a gene cluster kaiABC as a circadian feedback process in cyanobacteria. Science 281:1519-1523.

Kutsuna, S., T. Kondo, S. Aoki, and M. Ishiura. 1998. A period-extender gene, pex, that extends the period of the circadian clock in the cyanobacterium Synechococcus sp. strain PCC 7942. J. Bacteriol. 180:2167-2174.

Kondo, T., N.F. Tsinoremas, S.S. Golden, C.H. Johnson, S. Kutsuna, and M. Ishiura. 1994. Circadian clock mutants of cyanobacteria. Science 266:1233-1236.