Researcher Database

（Last updated : 2023-05-16 16:12:48）　

OCHI ANNA

Department / Course College of Life Sciences Department of Biotechnology

Title / Position Assistant Professor

Academic background
1.		│ Ehime University Doctor (Engineering)

Business career
1.		│ College of Llife Science │ Ritsumeikan University
2.	2023/04 ～	│ College of Llife Science │ Ritsumeikan University
3.	2020/04 ～ 2023/03	│ College of Llife Science │ Ritsumeikan University
4.	2011/04 ～ 2013/06	│ Faculty of Engineering │ Hokkaido University
5.	2009/04 ～ 2010/03	│ Graduate School of Science and Engineering │ Ehime University
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Subject of research
1.	Elucidate the mechanism of formation of selenium nanoparticles by bacteria.
2.	Elucidation of the mechanism of organic selenium compounds metabolism by soil microorganisms.

Research summary
Elucidation of biogeochemical cycle of Se driven by microorganisms I study metabolism of selenium componds by microorganisms to elucidate how selenium compounds are converted by soil microorganisms and circulated in the globe.

Papers
1.	2023/01/17	Comparison of Nutritional Availability of Biogenic Selenium Nanoparticles and Chemically Synthesized Selenium Nanoparticles. │ Biological trace element research │
2.	2018/10/20	Transfer RNA Modification Enzymes from Thermophiles and Their Modified Nucleosides in tRNA. │ Microorganisms │ 6 (4)
3.	2016/05	Effects of polyamines from Thermus thermophilus, an extreme-thermophilic eubacterium, on tRNA methylation by tRNA (Gm18) methyltransferase (TrmH). │ Journal of biochemistry │ 159 (5),pp.509-17
4.	2015/02/27	Substrate tRNA recognition mechanism of eubacterial tRNA (m1A58) methyltransferase (TrmI). │ The Journal of biological chemistry │ 290 (9),pp.5912-25
5.	2013/08/30	The catalytic domain of topological knot tRNA methyltransferase (TrmH) discriminates between substrate tRNA and nonsubstrate tRNA via an induced-fit process. │ The Journal of biological chemistry │ 288 (35),pp.25562-25574
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Academic conference presentation
1.		Acquired lactate-polymerizing activity in polyhydroxyalkanoate (PHA) synthase by site-directed mutagenesis
2.		Biogenic extracellular selenium particles are wrapped within membrane vesicles in Escherichia coli
3.		Characterization of TrmJ [Transfer RNA (Cm32/Um32) Methyltransferase] Ortholog (TK1970) from a Hyperthermophilic Archaeon Thermococcus kodakarensis
4.		Chemical probing of tRNA-protein interface in TrmH–AdoMet-artificial tRNA ternary complex
5.		Complex Formations between Artificial RNA-DNA Chimera Nucleic Acids and RNA Modification Enzymes
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Winning science prize
1.	2022/07	The 8th International Symposium on Metallomics, Impressive Research Award ("Biogenic extracellular selenium particles are wrapped within membrane vesicles in Escherichia coli")
2.	2022/07	The 8th International Symposium on Metallomics, Young Presentation Award ("Functional analysis of a novel molybdenum-dependent methionine sulfoxide reductase from Bacillus species")

Department laboratory expense researcher number
60542339

researchmap Researcher code
R000030429