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单词 hexokinase
释义 hexokinase Biochem.|hɛksəʊˈkaɪneɪs, -z|
[f. hexose + kinase.]
Any of various enzymes that catalyse the transfer of a phosphate group from adenosine triphosphate to glucose or other hexoses as the first step in glycolysis.
1930O. Meyerhof in Lancet 27 Dec. 1418/1 By itself this activator can do nothing, but its addition to the muscle extract induces hexoses to split even more rapidly than glycogen... I propose the name ‘hexokinase’ for it, since it acts just as other auxiliary enzymes designated as kinases.1954A. White et al. Princ. Biochem. xvii. 404 There exists a hexokinase for fructose in yeast and bran apparently independent of the hexokinase for glucose.1964G. H. Haggis Introd. Molecular Biol. ii. 28 The breakdown of glucose to CO2 and water involves a large number of enzymes, the first in the sequence being hexokinase.
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