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1.7 - 40
2-keto-4-methylhexanoic acid
4.7 - 50
2-ketobutanoic acid
2.86
2-Ketobutyrate
30°C, wild-type PDC
2.2
2-ketobutyric acid
-
in 100 mM MES buffer (pH 5.6), 5 mM MgCl2, 1 mM dithiothreitol, and 1 mM thiamine diphosphate, at 25°C
0.2 - 12.7
2-ketohexanoic acid
2.5 - 11
2-ketopentanoic acid
12.9
2-ketovalerate
30°C, wild-type PDC
2.42
2-oxoisocaproate
pH 7.0, 30°C
1.27
2-oxoisopentanoate
-
-
1.9 - 7.73
2-oxoisovalerate
12.9
2-oxomethylvalerate
pH 7.0, 30°C
additional information
additional information
-
1.7
2-keto-4-methylhexanoic acid
mutant I472A, pH 6.5, 30°C
3.7
2-keto-4-methylhexanoic acid
mutant I472A/I476F, pH 6.5, 30°C
40
2-keto-4-methylhexanoic acid
and above, wild type, pH 6.5, 30°C
4.7
2-ketobutanoic acid
wild type, pH 6.5, 30°C
6.7
2-ketobutanoic acid
mutant I472A, pH 6.5, 30°C
50
2-ketobutanoic acid
mutant I472A/I476F, pH 6.5, 30°C
0.2
2-ketohexanoic acid
mutant I472A, pH 6.5, 30°C
0.5
2-ketohexanoic acid
mutant I472A/I476F, pH 6.5, 30°C
12.7
2-ketohexanoic acid
wild type, pH 6.5, 30°C
2.5
2-ketopentanoic acid
mutant I472A, pH 6.5, 30°C
7.6
2-ketopentanoic acid
wild type, pH 6.5, 30°C
11
2-ketopentanoic acid
mutant I472A/I476F, pH 6.5, 30°C
1.9
2-oxoisovalerate
pH 6.5, 37°C
7.73
2-oxoisovalerate
pH 7.0, 30°C
1.8
benzoylformate
mutant I472A, pH 6.5, 30°C
4.4
benzoylformate
mutant I472A/I476F, pH 6.5, 30°C
0.02
pyruvate
-
mutant enzyme A287G, at pH 6.0 and 30°C
0.042
pyruvate
-
in 100 mM MES buffer (pH 5.6), 5 mM MgCl2, 1 mM dithiothreitol, and 1 mM thiamine diphosphate, at 25°C
0.06
pyruvate
pH 5.0, 25°C
0.06
pyruvate
at pH 5.0 and 25°C
0.1
pyruvate
-
mutant enzyme S311A, at pH 6.0 and 30°C
0.1 - 2
pyruvate
-
pH 5.0, 55°C, recombinant enzyme
0.15
pyruvate
-
mutant enzyme E473D, at 30°C in 50 mM MES buffer (pH 6.0) containing 1 mM MgSO4 and 0.1 mM thiamine diphosphate
0.18 - 0.2
pyruvate
-
30°C, E473D mutant PDC
0.24
pyruvate
-
pH 6, 30°C
0.25
pyruvate
pH 8.4, 80°C
0.25
pyruvate
-
30°C, D27E mutant PDC
0.3
pyruvate
-
mutant enzyme H92F, at pH 6.0 and 30°C
0.31
pyruvate
-
wild type enzyme, at 30°C in 50 mM MES buffer (pH 6.0) containing 1 mM MgSO4 and 0.1 mM thiamine diphosphate
0.4
pyruvate
-
mutant enzyme E473Q, at 30°C in 50 mM MES buffer (pH 6.0) containing 1 mM MgSO4 and 0.1 mM thiamine diphosphate
0.4
pyruvate
-
mutant enzyme C221A/C222A, at pH 6.5 and 10°C
0.43 - 0.48
pyruvate
-
30°C, D27N mutant PDC
0.5
pyruvate
-
mutant enzyme E50D
0.5
pyruvate
-
wild type enzyme, at pH 6.0 and 30°C
0.52
pyruvate
-
wild type enzyme and mutant enzyme E449D
0.55
pyruvate
-
histidine buffer, enzyme from healthy tissue
0.6
pyruvate
at pH 6.0 and 25°C
0.62
pyruvate
-
pH 6.2, 25°C
0.66 - 0.68
pyruvate
-
30°C, wild-type PDC
0.68
pyruvate
30°C, wild-type PDC
0.71
pyruvate
-
mutant enzyme H114Q
0.72
pyruvate
-
per subunit, pH 6.0, 30°C, mutant E51A
0.74
pyruvate
-
pH 6.0, 55°C, native enzyme
0.8
pyruvate
isoform PDC I, pH 6.0, 30°C
0.85
pyruvate
-
histidine buffer, enzyme from diseased tissue
0.86
pyruvate
-
mutant enzyme W487L
0.9
pyruvate
isoform PDC II, pH 6.0, 30°C
0.92
pyruvate
pH 8.4, 80°C
0.95
pyruvate
-
mutant enzyme D440E and mutant enzyme N467D
0.97
pyruvate
-
mutant enzyme F496I
1.04 - 1.17
pyruvate
-
30°C, E473Q mutant PDC
1.06
pyruvate
-
mutant enzyme F496H
1.1
pyruvate
wild type, pH 6.5, 30°C
1.1
pyruvate
-
wild-type, pH 6.5, 30°C
1.1
pyruvate
-
pH and temperature not specified in the publication
1.1
pyruvate
-
per subunit, pH 6.0, 30°C, wild-type enzyme
1.1
pyruvate
-
mutant L112A, pH 6.5, 30°C
1.2
pyruvate
pH 7.0, 25°C
1.2
pyruvate
at pH 7.0 and 25°C
1.2
pyruvate
-
pH 6.5, 55°C, recombinant enzyme
1.25
pyruvate
-
pH 6.2, 25°C, presence of 0.1 M NaCl
1.33
pyruvate
-
mutant enzyme V111A
1.4
pyruvate
pH 8.4, 80°C
1.47
pyruvate
-
per subunit, pH 6.0, 30°C, mutant C221E/C222A
1.66
pyruvate
-
per subunit, pH 6.0, 30°C, mutant D28A
1.7
pyruvate
-
phosphate buffer, enzyme from healthy tissue
1.73
pyruvate
pH 6, 25°C, sigmoidal dependence of the reaction rate from substrate concentration, Hill coefficient 2.10
1.79
pyruvate
-
per subunit, pH 6.0, 30°C, mutant E91D
2.3
pyruvate
-
phosphate buffer, enzyme from diseased tissue
2.3 - 6
pyruvate
-
pH 6.0, 37°C
2.5
pyruvate
-
in 50 mM potassium phosphate buffer pH 6.5, 2.5 mM MgSO4, 0.1 mM thiamine diphosphate
2.6
pyruvate
mutant I476F, pH 6.5, 30°C
2.8
pyruvate
pH 6.5, potassium MES buffer, two affinities for pyruvate, sigmoidal kinetics
2.8
pyruvate
-
in 50 mM potassium phosphate buffer pH 6.5, 2.5 mM MgSO4, 0.1 mM thiamine diphosphate
2.8
pyruvate
-
pH 7.0, 55°C, recombinant enzyme
3.02
pyruvate
-
per subunit, pH 6.0, 30°C, mutant E477Q
3.4
pyruvate
-
mutant N482D, pH 6.5, 30°C
3.6
pyruvate
-
at pH 6.5 and 50°C
3.9
pyruvate
pH 6.5, 35C, isozyme 1
4.5
pyruvate
pH 6.5, 35°C, isozyme 2
4.7
pyruvate
-
mutant I476L, pH 6.5, 30°C
6.8
pyruvate
-
mutant I476A, pH 6.5, 30°C
7.8
pyruvate
mutant I472A, pH 6.5, 30°C
8.9
pyruvate
-
mutant I476V, pH 6.5, 30°C
9.1
pyruvate
-
mutant I472A, pH 6.5, 30°C
10
pyruvate
pH 6.5, sodium hydrogen maleate buffer, two affinities for pyruvate, sigmoidal kinetics
14.9
pyruvate
-
per subunit, pH 6.0, 30°C, mutant E51Q
16
pyruvate
-
mutant enzyme H310F, at pH 6.0 and 30°C
23.1
pyruvate
-
per subunit, pH 6.0, 30°C, mutant E51D
31.5
pyruvate
-
per subunit, pH 6.0, 30°C, mutant E51N
50
pyruvate
mutant I472A/I476F, pH 6.5, 30°C
18
Pyruvic acid
-
pH 6.0, 30°C, recombinant mutant V461I
22
Pyruvic acid
-
pH 6.0, 30°C, recombinant mutant M538W
34
Pyruvic acid
-
pH 6.0, 30°C, recombinant mutant S286Y
65
Pyruvic acid
-
pH 6.0, 30°C, recombinant mutant F381W
additional information
additional information
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-
-
additional information
additional information
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-
-
additional information
additional information
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kinetic data
-
additional information
additional information
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kinetic data
-
additional information
additional information
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kinetic data
-
additional information
additional information
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kinetic studies
-
additional information
additional information
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kinetic data, kinetic model
-
additional information
additional information
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kinetic data, pH-dependence of steady-state kinetic parameters
-
additional information
additional information
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kinetic data, pH-dependence of steady-state kinetic parameters of wild-type, W412F and W412A mutant PDC
-
additional information
additional information
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kinetic model, kinetic data
-
additional information
additional information
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kinetic model, Km values for different conformations of wild-type enzyme at different pH values between pH 4.5 and 6.5
-
additional information
additional information
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kinetic parameters for carboligase reactions of wild-type and mutant YPDC
-
additional information
additional information
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pH-dependent kinetic data of wild-type, C221E/C222A and C221A/C222A double mutant YPDC
-
additional information
additional information
values for several C-terminal deletion mutants, kinetic model of the catalytic cycle
-
additional information
additional information
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values for several C-terminal deletion mutants, kinetic model of the catalytic cycle
-
additional information
additional information
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kinetics analysis of the wild-type enzyme with beta-hydroxypyruvate as substrate in the decarboxylation reaction
-
additional information
additional information
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pre-steady-state and steady-state kinetics of recombinant wild-type and mutant enzymes, overview
-
additional information
additional information
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steady-state kinetic parameters for beta-hydroxypyruvate
-
additional information
additional information
the isozyme shows sigmoidal kinetics with a Hill coefficient of 1.8
-
additional information
additional information
the isozyme shows sigmoidal kinetics with a Hill coefficient of 1.8
-
additional information
additional information
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binding affinity of CoA is 0.11 mM
-
additional information
additional information
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steady-state kinetic analysis, overview. The v/[S] plots display negative cooperativity and hence deviate from Michaelis-Menten kinetics in just the opposite way
-
additional information
additional information
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the recombinant enzyme expressed in Geobacillus thermoglucosidasius shows normal Michaelis-Menten kinetics with pyruvate
-
additional information
additional information
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transient state, pre-steady-state, and steady-state complex formations of substrate/intermediate and thiamine diphosphate cofactor and of kinetics of wild-type and mutant enzymes, overview
-