K. Sakihara, J. Maeda, K. Tashiro, Y. Fujino, S. Kuhara, T. Ohshima, S. Ogata and K. Doi (2015) Draft genome sequence of thiostreptone producing Streptomyces azureus ATCC 1492, Genome A., 3, e 01183-15
Wada, J. Kobayashi, M. Furukawa, K. Doi, T. Ohshiro, H. Suzuki (2015) A thiostrepton resistance gene and its mutants serve as selectable markers in Geobacillus kaustophilus HTA426, Biosci. Biotechnol. Biochem., in press
H. Suzuki, J. Kobayashi, K. Wada, M. Furukawa, K. Doi (2015) Thermoadaptation-directed enzyme evolution in an error-prone thermophile derived from Geobacillus kaustophilus HTA426, Appl. Environ. Microbiol., 81, 149-158.
J. Kobayashi, J. Yukimoto, Y. Shimizu, T. Ohmori, H. Suzuki, K. Doi, T. Ohshima (2015)Characterization of Lactobacillus salivarius alanine racemase: short-chain carboxylate-activation and the role of A131, SpringerPlus, in press
2014年
H. Akita, H. Suzuki, K. Doi and T. Ohshima (2014) Efficient synthesis of D-branched-chain amino acids and their labeled compounds with stable isotopes using D-amino acid dehydrogenase. Appl. Microbiol. Biotechnol., 98: 1135-1143.
T. H. Bang, H. Suhara, K. Doi, H. Ishikawa, K. Fukami, G. P. Parajuli, Y. Katakura, S. Yamashita, K. Watanabe, M. K. Adhikari, H. K. Manandhar, R. Kondo and K. Shimizu (2014) Wild mushroom in Nepal: Some potential candidates as antioxidant and ACE inhibition sources, Evid. Based Complement. Alternat. Med., 2014, Article ID 195305
H. Akita, Y. Imaizumi, H. Suzuki, K. Doi and T. Ohshima (2014) Spectrophotometric assay of D-isoleucine using an artificially created D-amino acid dehydrogenase, Biotechnol. Lett., 36, 2245-2248.
R. Ogura, T. Wakamatsu, Y. Mutaguchi, K. Doi and T. Ohshima (2014) Biochemical characterization of an L-tryptophan dehydrogenase from the photoautotrophic cyanobacterium Nostoc punctiforme, Enzyme Microb. Tech., 60, 40-46.
2013年
H. Suzuki, K. Wada, M. Furukawa, K. Doi and T. Ohshima (2013) A ternary conjugation system to construct DNA libraries in Geobacillus kaustophilus HTA426, Biosci. Biotechnol. Biochem., 77, 2316-2318.
K. Doi, K. Mori, H. Martono, Y. Nagayoshi, Y. Fujino, K. Tashiro, S. Kuhara and T. Ohshima (2013) Draft Genome Sequence of Geobacillus kaustophilus GBlys, a lysogenic strain with bacteriophage φOH2. Genome A., 1, e00634-13.
T. Wakamatsu, C. Higashi, T. Ohmori, K. Doi and T. Ohshima (2013) Biochemical characterization of two glutamate dehydrogenases with different cofactor specificities from a hyperthermophilic archaeon Pyrobaculum calidifontis. Extremophiles, 17: 379-389.
Y. Mutaguchi, T. Ohmori, H. Akano, K. Doi and T. Ohshima (2013) Distribution of D-amino acids in vinegars and involvement of lactic acid bacteria in the production of D-amino acids, SpringerPlus, 2, 691
Y. Mutaguchi, T. Ohmori, T. Wakamatsu, K. Doi, and T. Ohshima (2013) Novel amino acid racemase, isoleucine 2-epimerase, from Lactobacillus species: Identification, purification and characterization, J. Bacteriol., 195, 5207-5215.
K. Doi, Y. Nishizaki, H. Kimura, M. Kitahara, Y. Fujino, S. Ohmomo, T. Ohshima and S. Ogata (2013) Identification of thermo tolerant lactic acid bacteria isolated from silage prepared in the hot and humid climate of Southwestern Japan, SpringerPlus, 2, 485.
K. Doi, K. Mori, Y. Mutaguchi, K. Tashiro, Y. Fujino, T. Ohmori, S. Kuhara and T. Ohshima (2013) Draft Genome Sequence of D-branched-chain amino acids producing Lactobacillus otakiensis JCM 15040T isolated from a traditional Japanese pickle, Genome A., 1, e00546-13
K. Doi, O. T. A. Phuong, F. Kawatou, Y. Nagayoshi, Y. Fujino and T. Ohshima (2013) Identification and characterization of lactic acid bacteria isolated from fermented rice bran product, Adv. Microbiol., 3, 265-272.
J. Kobayashi, Y.Shimizu, Y. Mutaguchi, K. Doi and T. Ohshima (2013) Characterization of D-amino acid aminotransferase from Lactobacillus salivarius, J. Mol. Catal. B: Enzym., 94, 15–22.
K. Doi, K. Mori, K. Tashiro, Y. Fujino, Y. Nagayoshi, Y. Hayashi, S. Kuhara and T. Ohshima (2013) Draft Genome Sequence of Pediococcus lolii NGRI 0510QT isolated from ryegrass silage, Genome A., 1, 00156-12.
2012年
K. Doi, Y. Ohyama, E. Yokoyama, T. Nishiyama, Y. Fujino, Y. Nagayoshi, T. Ohshima and S. Ogata (2012) Expression analysis of the spi gene in the pock-forming plasmid pSA1.1 from Streptomyces azureus and localization of its product during differentiation, Appl. Microbiol. Biotechnol., 95 (3): 707-716.
T. Hirajima, Y. Aiba, M.Farahat, N. Okibe, K. Sasaki, T. Tsuruta and K. Doi (2012) Effect of microorganisms on flocculation of quartz, Int. J. Miner. Process., 102–103, 107–111.
S. Bai, G. Naren, H. Noma, M. Etou, H. Ohashi, Y. Fujino, K. Doi, Y. Okaue, T. Yokoyama (2012) Silica deposition induced by isolated aluminum ions bound on chelate resin as a model compound of the surface of microbes. Colloid Surfaces B, 95, 208-213.
H. Akita, K. Doi, Y. Kawarabayasi and T. Ohshima (2012) Creation of a thermostable NADP(+)-dependent D: -amino acid dehydrogenase from Ureibacillus thermosphaericus strain A1 meso-diaminopimelate dehydrogenase by site-directed mutagenesis, Biotechnol. Lett., 34:1693-1699.
T. Ohmori, Y. Mutaguchi, K. Doi and T. Ohshima (2012) Effects of alkali or acid treatment on the isomerization of amino acids, J. Biosci. Bioeng., 114: 457-459.
Y. Zhao, T. Wakamatsua, K. Doi, H. Sakuraba and T. Ohshima (2012) A psychrophilic leucine dehydrogenase from Sporosarcina psychrophila: Purification, characterization, gene sequencing and crystal structure analysis, J. Mol. Catal. B: Enzym., 83: 65– 72.
K. Doi and Y. Fujino (2013) Biomineralization in geothermal environment, In Thermophilic Microbes in Environmental and Industrial Biotechnology: Biotechnology of Thermophiles edited by T. Satyanarayana, J. Littlechild and Y. Kawarabayasi, Springer, NY, 233-247.
秋田 紘長 平成25年度 九州大学生物資源環境科学府賞 「Studies on creation and application of a thermostable NADP+-dependent D-amino acid dehydrogenase」(耐熱性D-アミノ酸脱水素酵素の創製と応用に関する研究)