1.1.1.9: D-xylulose reductase

This is an abbreviated version, for detailed information about D-xylulose reductase, go to the full flat file.

Reaction

xylitol
+
NAD+
=
D-xylulose
+
NADH
+
H+

Synonyms

2,3-cis-polyol(DPN) dehydrogenase (C3-5), erythritol dehydrogenase, GmXDH, NAD-dependent xylitol dehydrogenase, pentitol-DPN dehydrogenase, PsXDH, reductase, D-xylulose, slSDH, XDH, XDH-Y25, xdhA, XL2, XYL2, xylitol dehydrogenase, xylitol-2-dehydrogenase

ECTree

     1 Oxidoreductases
         1.1 Acting on the CH-OH group of donors
             1.1.1 With NAD+ or NADP+ as acceptor
                1.1.1.9 D-xylulose reductase

Specific Activity

Specific Activity on EC 1.1.1.9 - D-xylulose reductase

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SPECIFIC ACTIVITY [µmol/min/mg]
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
0.08
-
crude enzyme, at pH 7.0 and 30°C
0.15 - 0.18
-
depending on nitrogen source in culture medium
0.76
-
purified native enzyme, pH 11.0, 30°C, substrate meso-erythritol
2.16
-
specific activity of recombinant Saccharomyces cerevisiae strain TMB3057
4.9
-
after purification, at pH 7.0 and 30°C
6.74
-
purified native enzyme, pH 11.0, 30°C, substrate D-arabitol
12.89
-
purified native enzyme, pH 11.0, 30°C, substrate D-mannitol
102.5
-
purified native enzyme, pH 11.0, 30°C, substrate xylitol
113
-
substrate D-xylitol, pH 10, 30°C
156.1
-
purified native enzyme, pH 11.0, 30°C, substrate D-sorbitol
180.4
-
purified native enzyme, pH 5.0, 30°C, substrate D-fructose
220
-
substrate D-sorbitol, pH 10, 30°C
250
-
pH 8.4, 30°C
564
-
purified native enzyme, pH 5.0, 30°C, substrate D-xylulose
additional information