| xylulose | <biochemistry> A 5 carbon ketose sugar, whose 5 phosphate is an intermediate in the pentose phosphate pathway and the Calvin cycle. (18 Nov 1997) |
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| xylulose reductase | <enzyme> An enzyme that reversibly converts xylulose to xylitol using either NADH (d-xylulose reductase) or NADPH (l-xylulose reductase); a deficiency of the l-form is seen in individuals with essential pentosuria. Synonym: xylitol dehydrogenase. (05 Mar 2000) |
| D-xylulose reductase | <enzyme> Chemical name: xylitol nad 2-oxidoreductase (d-xylulose-forming) Registry number: EC 1.1.1.9 Synonym: xylitol dehydrogenase (26 Jun 1999) |
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| L-xylulose reductase | <enzyme> Chemical name: xylitol nadp 4-oxidoreductase (l-xylulose-forming) Registry number: EC 1.1.1.10 (26 Jun 1999) |