galactokinase


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galactokinase

[gə¦lak·tə′kī‚nās]
(biochemistry)
An enzyme which reactsD-galactose with adenosinetriphosphate to giveD-galactose-1-phosphate and adenosine diphosphate.
References in periodicals archive ?
Galactokinase deficiency in eleven patients from eight Costa Rican families: Clinical and biochemical features (Poster).
All but two study participants--both cataract sufferers--had galactokinase levels considered normal.
Perhaps the absence of a correlation reflects differing enzyme activities, such as those of aldose reductase, galactokinase, and/or galactose dehydrogenase.
Clinical features of galactokinase deficiency: a review of the literature.
Three enzymes responsible for galactosemia have been identified: galactokinase (GALK [5]; EC 2.
The assay of galactokinase and galactose-1-phosphate uridyltransferase activity in human erythrocytes: a presumed test for heterozygous carriers of the galactosemic defect.
Increases in blood galactose (Gal) are also observed in other conditions, however: in the relatively rare galactokinase (GALK) deficiency, which can have serious sequelae; in partial GALT deficiency, which has no clinical consequences; and in UDP-galactose-4-epimerase (GALE) deficiency, which has 1 common benign form and 1 extremely rare untreatable form with severe clinical outcomes (2, 3).