霊長目でこの酵素の活性が失われたのは約6300万年前であり、直鼻猿亜目(酵素活性なし)と曲鼻猿亜目(酵素活性あり)の分岐が起こったのとほぼ同時である。ビタミンC合成能力を失った直鼻猿亜目にはメガネザル下目や真猿下目(サル、類人猿、ヒト)を含んでいる。ビタミンC合成能力を有する曲鼻猿亜目には、キツネザルなどが含まれる[3]。
脚注^ Nishikimi M, Kawai T, Yagi K (October 1992). “Guinea pigs possess a highly mutated gene for L-gulono-gamma-lactone oxidase, the key enzyme for L-ascorbic acid biosynthesis missing in this species”. J. Biol. Chem. 267 (30): 21967?72. .mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation.cs-ja1 q,.mw-parser-output .citation.cs-ja2 q{quotes:"「""」""『""』"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free a,.mw-parser-output .citation .cs1-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited a,.mw-parser-output .id-lock-registration a,.mw-parser-output .citation .cs1-lock-limited a,.mw-parser-output .citation .cs1-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription a,.mw-parser-output .citation .cs1-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:#d33}.mw-parser-output .cs1-visible-error{color:#d33}.mw-parser-output .cs1-maint{display:none;color:#3a3;margin-left:0.3em}.mw-parser-output .cs1-format{font-size:95%}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}PMID 1400507.
^ Martinez del Rio C (1997). ⇒“Can Passerines Synthesize Vitamin C?”. The Auk 114 (3): 513-516. ⇒http://elibrary.unm.edu/sora/Auk/v114n03/p0513-p0516.pdf.
^ Pollock JI, Mullin RJ (May 1987). “Vitamin C biosynthesis in prosimians: evidence for the anthropoid affinity of Tarsius”. Am. J. Phys. Anthropol. 73 (1): 65?70. doi:10.1002/ajpa.1330730106. PMID 3113259.
参考文献
Isherwood, F.A., Mapson, L.W. and Chen, Y.T. (1960). “Synthesis of L-ascorbic acid in rat liver homogenates. Conversion of L-gulono- and L-galactono-γ-lactone and the respective acids into L-ascorbic acid.”. Biochem. J. 76: 157-171. PMID 14405898.
Kiuchi, K., Noshikimi, M. and Yagi, K. (1982). “Purification and characterization of L-gulonolactone oxidase from chicken kidney microsomes.”. Biochemistry 21: 5076-5082. PMID 7138847.
Nishikimi, M., Fukuyama, R., Minoshima, S., Shimizu, N. and Yagi, K. (1994). “Cloning and chromosomal mapping of the human nonfunctional gene for L-gulono-γ-lactone oxidase, the enzyme for L-ascorbic acid biosynthesis missing in man.”. J. Biol. Chem. 269: 13685-13688. PMID 8175804.
Chatterjee, I.B., Chatterjee, G.C., Ghosh, N.C. and Guha, B.C. (1950). “Identification of 2-keto-L-gulonolactone as an intermediate in the biosynthesis of L-ascorbic acid.”. Naturwissenschaften 46: 475 only.
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