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(2R,3R)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
r
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
(2R,3S)-butane-2,3-diol + NAD+
(3S)-acetoin + NADH + H+
(2R,3S)-butane-2,3-diol + NAD+
acetoin + NADH + H+
(2S,3S)-2,3-butanediol + NAD+
(3S)-acetoin + NADH
-
(2S,3S)-2,3-butanediol is a poor substrate
-
-
?
(2S,3S)-2,3-butanediol + NAD+
(3S)-acetoin + NADH + H+
(2S,3S)-butane-2,3-diol + NAD+
(S)-acetoin + NADH + H+
(3R)-acetoin + NADH + H+
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
meso-2,3-butanediol + NAD+
(3S)-acetoin + NADH + H+
(2S,3S)-2,3-butanediol + NAD+
(R)-acetoin + NADH + H+
meso-2,3-butanediol + NAD+
(R)-acetoin + NADPH + H+
meso-2,3-butanediol + NADP+
(R,R)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
stereoselective interconversion
-
-
r
(R,R)-butane-2,3-diol + NAD+
(R)-acetoin + NADH + H+
-
-
-
r
(S)-acetoin + NADH + H+
meso-2,3-butanediol + NAD+
-
-
-
-
r
1,2-cyclohexanedione + NADH + H+
(S,S)-1,2-cyclohexanediol + NAD+
1,2-pentanediol + NADH + H+
?
1,2-propandiol + NADH + H+
?
low activity
-
-
?
1-hydroxy-2-butanone + NADH + H+
? + NAD+
-
-
-
?
1-phenyl-1,2-propanedione + NADH + H+
(S)-2-hydroxy-1-phenylpropan-1-one + NAD+
2 (R,S)-acetoin + 2 NADPH + 2 H+
(2S,3S)-2,3-butanediol + meso-2,3-butanediol + NADP+
-
-
Ara1p is selective toward the acetoin carbonyl group, leading to an S-alcohol
-
r
2 acetoin + 2 NADH + 2 H+
(2S,3S)-2,3-butanediol + meso-2,3-butanediol + 2 NAD+
-
racemic mixture of (3S/3R)-acetoin
-
-
r
2,3-heptanedione + NADH + H+
3-hydroxy-2-heptanone + NAD+
-
-
-
?
2,3-hexanedione + NADH + H+
(S)-3-hydroxy-2-hexanone + NAD+
-
-
-
?
2,3-pentandione + NADH + H+
? + NAD+
-
-
-
?
2,3-pentanedione + NADH + H+
(3S)-3-hydroxy-2-pentanone + NAD+
-
-
-
?
3,4-hexanedione + NADH + H+
(3S,4S)-3,4-hexanediol + NAD+
-
-
-
?
4-methyl-2-pentanone + NADH + H+
4-methyl-2-pentanol + NAD+
acetoin + NADH + H+
(2R,3S)-butane-2,3-diol + NAD+
acetoin + NADH + H+
meso-2,3-butanediol + NAD+
butane-1,2-diol + NAD+
? + NADH + H+
-
-
-
?
diacetyl + 2 NADH + 2 H+
(2R,3R)-butane-2,3-diol + 2 NAD+
-
-
-
r
diacetyl + NADH + H+
(3R)-acetoin + NAD+
-
-
-
r
diacetyl + NADH + H+
(3S)-acetoin + NAD+
-
-
-
?
glycerol + NADH + H+
?
low activity
-
-
?
L-acetoin + NADH
L-2,3-butanediol + NAD+
-
-
-
?
meso-2,3-butanediol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
r
meso-2,3-butanediol + NAD+
(R)-acetoin + NADH + H+
meso-2,3-butanediol + NAD+
acetoin + NADH
-
-
-
-
?
meso-2,3-butanediol + NAD+
acetoin + NADH + H+
-
-
-
-
?
meso-2,3-butanediol + NADP+
(R)-acetoin + NADPH + H+
very low activity
-
-
r
propane-1,2-diol + NAD+
? + NADH + H+
-
-
-
?
rac acetoin + NADH + H+
(2R,3R)-butane-2,3-diol + NAD+
-
-
-
?
rac acetoin + NADH + H+
(2R,3S)-butane-2,3-diol + NAD+
-
-
-
?
additional information
?
-
(2R,3S)-butane-2,3-diol + NAD+

(3R)-acetoin + NADH + H+
-
-
-
r
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
r
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
r
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
?
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
slightly preferred substrate
-
-
?
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
r
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
r
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
r
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
r
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
r
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
r
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
r
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
r
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
r
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
r
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
preferred substrate
-
-
r
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
?
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
?
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
meso-butane-2,3-diol
-
-
?
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
stereoselective interconversion
-
-
?
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
r
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
-
r
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
r
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
r
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
r
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
r
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
AEF50077
-
-
-
r
(2R,3S)-butane-2,3-diol + NAD+
(3R)-acetoin + NADH + H+
-
-
-
-
?
(2R,3S)-butane-2,3-diol + NAD+

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

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

(3S)-acetoin + NADH + H+
low activity
-
-
r
(2S,3S)-2,3-butanediol + NAD+
(3S)-acetoin + NADH + H+
low activity
-
-
r
(2S,3S)-butane-2,3-diol + NAD+

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

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

meso-2,3-butanediol + NAD+
-
-
-
r
(3R)-acetoin + NADH + H+
meso-2,3-butanediol + NAD+
-
-
-
r
(3R)-acetoin + NADH + H+
meso-2,3-butanediol + NAD+
-
-
-
-
r
(3R)-acetoin + NADH + H+
meso-2,3-butanediol + NAD+
-
low activity in vivo
-
-
r
(3R)-acetoin + NADH + H+
meso-2,3-butanediol + NAD+
-
-
-
-
r
(3R)-acetoin + NADH + H+
meso-2,3-butanediol + NAD+
-
-
-
-
r
(3R)-acetoin + NADH + H+
meso-2,3-butanediol + NAD+
-
-
-
-
r
(3R)-acetoin + NADH + H+
meso-2,3-butanediol + NAD+
-
-
-
r
(3R)-acetoin + NADH + H+
meso-2,3-butanediol + NAD+
-
-
-
r
(3S)-acetoin + NADH + H+

(2S,3S)-2,3-butanediol + NAD+
at pH 9.0
-
-
r
(3S)-acetoin + NADH + H+
(2S,3S)-2,3-butanediol + NAD+
at pH 9.0
-
-
r
(R)-acetoin + NADH + H+

meso-2,3-butanediol + NAD+
-
-
-
-
r
(R)-acetoin + NADH + H+
meso-2,3-butanediol + NAD+
-
-
-
-
r
(R)-acetoin + NADH + H+
meso-2,3-butanediol + NAD+
-
-
-
r
(R)-acetoin + NADH + H+
meso-2,3-butanediol + NAD+
preferred reaction direction
-
-
r
(R)-acetoin + NADH + H+
meso-2,3-butanediol + NAD+
-
-
-
r
(R)-acetoin + NADH + H+
meso-2,3-butanediol + NAD+
preferred reaction direction
-
-
r
(R)-acetoin + NADPH + H+

meso-2,3-butanediol + NADP+
very low activity
-
-
r
(R)-acetoin + NADPH + H+
meso-2,3-butanediol + NADP+
very low activity
-
-
r
1,2-cyclohexanedione + NADH + H+

(S,S)-1,2-cyclohexanediol + NAD+
-
-
-
?
1,2-cyclohexanedione + NADH + H+
(S,S)-1,2-cyclohexanediol + NAD+
-
-
-
?
1,2-pentanediol + NADH + H+

?
low activity
-
-
?
1,2-pentanediol + NADH + H+
?
low activity
-
-
?
1-phenyl-1,2-propanedione + NADH + H+

(S)-2-hydroxy-1-phenylpropan-1-one + NAD+
-
-
-
?
1-phenyl-1,2-propanedione + NADH + H+
(S)-2-hydroxy-1-phenylpropan-1-one + NAD+
-
-
-
?
4-methyl-2-pentanone + NADH + H+

4-methyl-2-pentanol + NAD+
-
low activity
-
-
r
4-methyl-2-pentanone + NADH + H+
4-methyl-2-pentanol + NAD+
-
low activity
-
-
r
acetoin + NADH + H+

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

meso-2,3-butanediol + NAD+
racemic mixture of (3S/3R)-acetoin
-
-
r
acetoin + NADH + H+
meso-2,3-butanediol + NAD+
racemic mixture of (3S/3R)-acetoin
-
-
r
meso-2,3-butanediol + NAD+

(R)-acetoin + NADH + H+
-
-
-
-
r
meso-2,3-butanediol + NAD+
(R)-acetoin + NADH + H+
-
-
-
r
meso-2,3-butanediol + NAD+
(R)-acetoin + NADH + H+
-