2.3.1.190: acetoin dehydrogenase system
This is an abbreviated version!
For detailed information about acetoin dehydrogenase system, go to the full flat file.
Word Map on EC 2.3.1.190
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2.3.1.190
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dihydrolipoamide
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alcaligenes
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carbinolicus
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catabolite
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pelobacter
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eutrophus
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magnum
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dissimilation
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2,3-butanediol
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synthesis
- 2.3.1.190
- dihydrolipoamide
-
alcaligenes
- carbinolicus
-
catabolite
-
pelobacter
- eutrophus
- magnum
-
dissimilation
- 2,3-butanediol
- synthesis
Reaction
Synonyms
acetoin dehydrogenase, acetoin dehydrogenase complex, acetoin dehydrogenase E1, acetoin dehydrogenase enzyme system, AcoA, AcoAB, AcoB, Ao:DCPIP OR, AoDH ES, PA4150, PA4151
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Substrates Products
Substrates Products on EC 2.3.1.190 - acetoin dehydrogenase system
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REACTION DIAGRAM
acetaldehyde + ?
E1 complex
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?
acetoin + 2,6-dichlorophenolindophenol
acetaldehyde + ?
E1 complex
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?
acetaldehyde + acetyl-CoA + NADH + H+
Q9HWN1; Q9HWN0
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?
acetoin + CoA + NAD+
acetaldehyde + acetyl-CoA + NADH + H+
Q9HWN1; Q9HWN0
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?
?
E1 complex, 59% of the activity with acetoin
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?
? + ?
E1 complex, 107% of the activity with acetoin
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?
?
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no detectable activity with 2-oxoglutarate, pyruvate or the branched-chain 2-oxoacids, 4-methyl-2-oxopentanoate, 3-methyl-2-oxopentanoate and 3-methyl-2-oxobutanoate
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?
additional information
?
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no detectable activity with 2-oxoglutarate, pyruvate or the branched-chain 2-oxoacids, 4-methyl-2-oxopentanoate, 3-methyl-2-oxopentanoate and 3-methyl-2-oxobutanoate
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-
?
additional information
?
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no detectable activity with 2-oxoglutarate, pyruvate or the branched-chain 2-oxoacids, 4-methyl-2-oxopentanoate, 3-methyl-2-oxopentanoate and 3-methyl-2-oxobutanoate
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?
additional information
?
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The combination of purified Ao:DCPIP OR, dihydrolipoamide dehydrogenase, and dihydrolipoamide acetyltransferase in the presence of thiamine diphosphate and the substrate acetoin or methylacetoin results in a coenzyme A-dependent reduction of NAD+
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?