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1.2.7.7: 3-methyl-2-oxobutanoate dehydrogenase (ferredoxin)

This is an abbreviated version!
For detailed information about 3-methyl-2-oxobutanoate dehydrogenase (ferredoxin), go to the full flat file.

Word Map on EC 1.2.7.7

Reaction

3-methyl-2-oxobutanoate
+
CoA
 + 2 oxidized ferredoxin =
S-(2-methylpropanoyl)-CoA
 +
CO2
 + 2 reduced ferredoxin + 2 H+

Synonyms

2-ketoisovalerate ferredoxin oxidoreductase, 2-oxoisovalerate ferredoxin reductase, 2-oxoisovalerate oxidoreductase, 2-oxoisovalerate:ferredoxin oxidoreductase, 3-methyl-2-oxobutanoate dehydrogenase, 3-methyl-2-oxobutanoate synthase (ferredoxin), branched-chain ketoacid ferredoxin reductase, branched-chain oxo acid ferredoxin reductase, keto-valine-ferredoxin oxidoreductase, ketoisovalerate ferredoxin reductase, VOR

ECTree

     1 Oxidoreductases
         1.2 Acting on the aldehyde or oxo group of donors
             1.2.7 With an iron-sulfur protein as acceptor
                1.2.7.7 3-methyl-2-oxobutanoate dehydrogenase (ferredoxin)

Turnover Number

Turnover Number on EC 1.2.7.7 - 3-methyl-2-oxobutanoate dehydrogenase (ferredoxin)

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TURNOVER NUMBER [1/s]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
1.27 - 2.07
2-keto-3-methylvalerate
1.47 - 22.3
2-Ketobutyrate
0.933 - 1
2-ketocaproate
2 - 2.47
2-ketoisocaproate
3 - 3.67
2-ketoisovalerate
1.07
3-methyl-2-oxobutanoate
-
pH 6.9, 85°C, under argon
0.667
4-methylthio-2-oxobutanoate
-
pH 6.9, 85°C, under argon
5 - 5.6
CoA
0.0133
glyoxylate
-
pH 6.9, 85°C, under argon
0.833
hydroxyphenylpyruvate
-
pH 6.9, 85°C, under argon
0.433
indolpyruvate
-
pH 6.9, 85°C, under argon
1.53
oxidized ferredoxin
-
pH 6.9, 85°C, under argon
0.833
phenylglyoxalate
-
pH 6.9, 85°C, under argon
1.33
phenylglyoxylate
-
pH 6.9, 85°C, under argon
0.467 - 0.6
phenylpyruvate
0.267 - 1.73
pyruvate