EC Number |
Substrates |
Organism |
Products |
Reversibility |
---|
1.1.1.303 | 1,2-cyclohexanedione + NADH + H+ |
5% of the (R)-2,3-butanediol dehydrogenase activity with substrate acetoin |
Saccharomyces cerevisiae |
(R)-2-hydroxy-1-cyclohexanone + NAD+ |
- |
ir |
1.1.1.303 | 2,3-pentanedione + NADH + H+ |
7% of the (R)-2,3-butanediol dehydrogenase activity with substrate acetoin |
Saccharomyces cerevisiae |
(3R)-3-hydroxy-2-pentanone + NAD+ |
- |
ir |
1.1.1.303 | diacetyl + NADH + H+ |
- |
Neisseria gonorrhoeae |
(R)-acetoin + NAD+ |
- |
ir |
1.1.1.303 | diacetyl + NADH + H+ |
- |
Alkalihalobacillus clausii |
(R)-acetoin + NAD+ |
- |
ir |
1.1.1.303 | diacetyl + NADH + H+ |
stereoselective reduction |
Alkalihalobacillus clausii |
(R)-acetoin + NAD+ |
- |
ir |
1.1.1.303 | diacetyl + NADH + H+ |
21% of the (R)-2,3-butanediol dehydrogenase activity with substrate acetoin |
Saccharomyces cerevisiae |
(R)-acetoin + NAD+ |
- |
ir |
1.1.1.303 | diacetyl + NADH + H+ |
51.4% of the (R)-2,3-butanediol dehydrogenase activity with substrate acetoin |
Saccharomyces cerevisiae |
(R)-acetoin + NAD+ |
- |
ir |
1.1.1.303 | diacetyl + NADH + H+ |
60% activity compared to main activity of 2,3-butanediol dehydrogenase, i.e. oxidation of (2R,3R)-2,3-butanediol and reduction of (R)-acetoin, EC 1.1.1.4 |
Neisseria gonorrhoeae |
(R)-acetoin + NAD+ |
- |
ir |
1.1.1.303 | diacetyl + NADH + H+ |
- |
Neisseria gonorrhoeae FA1090 |
(R)-acetoin + NAD+ |
- |
ir |
1.1.1.303 | diacetyl + NADH + H+ |
60% activity compared to main activity of 2,3-butanediol dehydrogenase, i.e. oxidation of (2R,3R)-2,3-butanediol and reduction of (R)-acetoin, EC 1.1.1.4 |
Neisseria gonorrhoeae FA1090 |
(R)-acetoin + NAD+ |
- |
ir |