Koga K - Search Results

1

Structure of two purple pigments, catechiopyranocyanidins A and B from the seed-coat of the small red bean, Vigna angularis.

Yoshida K, Nagai N, Ichikawa Y, Goto M, Kazuma K, Oyama KI, Koga K, Hashimoto M, Iuchi S, Takaya Y, Kondo T. Yoshida K, et al. Among authors: koga k. Sci Rep. 2019 Feb 6;9(1):1484. doi: 10.1038/s41598-018-37641-0. Sci Rep. 2019. PMID: 30728392 Free PMC article.

2

Author Correction: Structure of two purple pigments, catechinopyranocyanidins A and B from the seed-coat of the small red bean, Vigna angularis.

Yoshida K, Nagai N, Ichikawa Y, Goto M, Kazuma K, Oyama KI, Koga K, Hashimoto M, Iuchi S, Takaya Y, Kondo T. Yoshida K, et al. Among authors: koga k. Sci Rep. 2019 Nov 8;9(1):16716. doi: 10.1038/s41598-019-53406-9. Sci Rep. 2019. PMID: 31700107 Free PMC article.

3

Structural study on a naturally occurring terphenyl quinone.

Nakazaki A, Huang WY, Koga K, Yingyongnarongkul BE, Boonsombat J, Sawayama Y, Tsujimoto T, Nishikawa T. Nakazaki A, et al. Among authors: koga k. Biosci Biotechnol Biochem. 2013;77(7):1529-32. doi: 10.1271/bbb.130199. Epub 2013 Jul 7. Biosci Biotechnol Biochem. 2013. PMID: 23832350 Free article.

4

Reaction mechanism of Zn2+-dependent d-serine dehydratase: role of a conserved tyrosine residue interacting with pyridine ring nitrogen of pyridoxal 5'-phosphate.

Ito T, Matsuoka M, Koga K, Hemmi H, Yoshimura T. Ito T, et al. Among authors: koga k. J Biochem. 2014 Sep;156(3):173-80. doi: 10.1093/jb/mvu035. Epub 2014 May 31. J Biochem. 2014. PMID: 24881047

5

A cis-prenyltransferase from Methanosarcina acetivorans catalyzes both head-to-tail and nonhead-to-tail prenyl condensation.

Ogawa T, Emi K, Koga K, Yoshimura T, Hemmi H. Ogawa T, et al. Among authors: koga k. FEBS J. 2016 Jun;283(12):2369-83. doi: 10.1111/febs.13749. Epub 2016 May 17. FEBS J. 2016. PMID: 27129422 Free article.

6

Role of zinc ion for catalytic activity in d-serine dehydratase from Saccharomyces cerevisiae.

Ito T, Koga K, Hemmi H, Yoshimura T. Ito T, et al. Among authors: koga k. FEBS J. 2012 Feb;279(4):612-24. doi: 10.1111/j.1742-4658.2011.08451.x. Epub 2012 Jan 19. FEBS J. 2012. PMID: 22176976 Free article.

7

Streptomyces phospholipase D mutants with altered substrate specificity capable of phosphatidylinositol synthesis.

Masayama A, Takahashi T, Tsukada K, Nishikawa S, Takahashi R, Adachi M, Koga K, Suzuki A, Yamane T, Nakano H, Iwasaki Y. Masayama A, et al. Among authors: koga k. Chembiochem. 2008 Apr 14;9(6):974-81. doi: 10.1002/cbic.200700528. Chembiochem. 2008. PMID: 18338352

8

Giant Cell Tumor of Soft Tissue: An Updated Review.

Nishio J, Nakayama S, Koga K, Aoki M. Nishio J, et al. Among authors: koga k. J Clin Med. 2024 May 13;13(10):2870. doi: 10.3390/jcm13102870. J Clin Med. 2024. PMID: 38792412 Free PMC article. Review.

9

Keratin-Positive Giant Cell-Rich Tumor: A Review and Update.

Nishio J, Nakayama S, Koga K, Aoki M. Nishio J, et al. Among authors: koga k. Cancers (Basel). 2024 May 20;16(10):1940. doi: 10.3390/cancers16101940. Cancers (Basel). 2024. PMID: 38792018 Free PMC article. Review.

10

A phantom human chorionic gonadotropin in the case of molar pregnancy.

Usui H, Sato A, Katayama E, Nakamura N, Koga K. Usui H, et al. Among authors: koga k. Oxf Med Case Reports. 2024 May 20;2024(5):omae038. doi: 10.1093/omcr/omae038. eCollection 2024 May. Oxf Med Case Reports. 2024. PMID: 38784771 Free PMC article.

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