1.1.1.B20: meso-2,3-butandiol dehydrogenase

This is an abbreviated version, for detailed information about meso-2,3-butandiol dehydrogenase, go to the full flat file.

Reaction

(2R,3S)-butane-2,3-diol
+
NAD+
=
acetoin
+
NADH
+
H+

Synonyms

2,3-BD dehydrogenase, ARA1, BDH, meso-2,3-BDH, meso-2,3-butanediol dehydrogenase, meso-BD, NAD(H)-dependent meso-2,3-BDH, NAD(H)-dependent meso-2,3-butanediol 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.B20 meso-2,3-butandiol dehydrogenase

KM Value

KM Value on EC 1.1.1.B20 - meso-2,3-butandiol dehydrogenase

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KM VALUE [mM]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
31.2
(2S,3S)-2,3-butanediol
pH 5.0, 40°C
0.65 - 0.97
(3R)-acetoin
6
4-methyl-2-pentanone
-
pH 8.0-9.0, 35°C, recombinant enzyme
3.3
diacetyl
pH 8.0, 40°C
2 - 13
meso-2,3-butanediol
0.66
NAD+
-
pH 8.0-9.0, 35°C, recombinant enzyme
0.05
NADH
-
pH 8.0-9.0, 35°C, recombinant enzyme