Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
170000 | - |
enzyme 1 and 2, gel filtration | Lactococcus lactis |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Lactococcus lactis | - |
2,3-butanediol dehydrogenase 1 and 2 | - |
Lactococcus lactis | - |
subsp. lactis D10 | - |
Purification (Comment) | Organism |
---|---|
2,3-butanediol dehydrogenase 1 and 2 | Lactococcus lactis |
partially | Lactococcus lactis |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
5.1 | - |
acetoin, enzyme 1 | Lactococcus lactis |
7.55 | - |
acetoin, enzyme 2 | Lactococcus lactis |
35.55 | - |
diacetyl, enzyme 2 | Lactococcus lactis |
35.6 | - |
diacetyl, enzyme 1 | Lactococcus lactis |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
2,3-butanediol + NAD+ | - |
Lactococcus lactis | acetoin + NADH | - |
r | |
acetoin + NADH + H+ | - |
Lactococcus lactis | 2,3-butanediol + NAD+ | enzyme 1, only meso-2,3-butanediol is formed, enzyme 2 gives mixture of meso- and optical isomers | r | |
diacetyl + NADH | - |
Lactococcus lactis | 2,3-butanediol + NAD+ | enzyme 1, only meso-2,3-butanediol is formed, enzyme 2 gives mixture of meso- and optical isomers | r |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
5.8 | - |
substrate reduction, enzyme 1 | Lactococcus lactis |
6.1 | - |
substrate reduction, enzyme 2 | Lactococcus lactis |
8.5 | - |
substrate oxidation, enzyme 2 | Lactococcus lactis |
10 | - |
substrate oxidation, enzyme 1 | Lactococcus lactis |