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0.003
(+)-5-methyl-5,6,7,8-tetrahydropteroylpentaglutamate
-
-
0.18
(6R)-5,10-methylenetetrahydrofolate
at pH 7.0 and 50°C
0.0005 - 0.287
5,10-methylenetetrahydrofolate
0.019 - 0.16
5-methyltetrahydrofolate
0.0019
5-methyltetrahydropteroylhexaglutamate
-
-
0.033
5-methyltetrahydropteroylmonoglutamate
-
-
0.0004 - 0.187
methylenetetrahydrofolate
additional information
additional information
-
0.0005
5,10-methylenetetrahydrofolate
-
wild-type enzyme
0.0005
5,10-methylenetetrahydrofolate
wild-type, pH 7.2, 25°C
0.0039
5,10-methylenetetrahydrofolate
-
0.008
5,10-methylenetetrahydrofolate
mutant F223L, pH 7.2, 25°C
0.011
5,10-methylenetetrahydrofolate
recombinant enzyme, with NADPH, pH 7.2
0.012
5,10-methylenetetrahydrofolate
-
NADPH-5,10-methylenetetrahydrofolate-oxidoreductase reaction
0.019
5,10-methylenetetrahydrofolate
-
methylenetetrahydrofolate reductase reaction, pH 6.7
0.021
5,10-methylenetetrahydrofolate
-
methylenetetrahydrofolate reductase reaction
0.0224
5,10-methylenetetrahydrofolate
pH 6.6, 46°C, enzyme mutant HsMTHFR1-656
0.0255
5,10-methylenetetrahydrofolate
pH 6.6, 46°C, enzyme mutant HsMTHFR38-644
0.026
5,10-methylenetetrahydrofolate
-
-
0.027
5,10-methylenetetrahydrofolate
-
D120N mutant enzyme
0.0703
5,10-methylenetetrahydrofolate
-
at pH 6.8 and 37°C
0.088
5,10-methylenetetrahydrofolate
-
methylenetetrahydrofolate reductase reaction, pH 7.2
0.093
5,10-methylenetetrahydrofolate
mutant F223A, pH 7.2, 25°C
0.106
5,10-methylenetetrahydrofolate
-
recombinant chimeric mutant enzyme, with NADH, pH 7.2
0.106
5,10-methylenetetrahydrofolate
recombinant chimeric mutant enzyme, with NADH, pH 7.2
0.152
5,10-methylenetetrahydrofolate
-
recombinant chimeric mutant enzyme, with NADPH, pH 7.2
0.152
5,10-methylenetetrahydrofolate
recombinant chimeric mutant enzyme, with NADPH, pH 7.2
0.287
5,10-methylenetetrahydrofolate
-
recombinant wild-type enzyme, with NADH, pH 7.2
0.019
5-methyltetrahydrofolate
-
-
0.023
5-methyltetrahydrofolate
-
-
0.038
5-methyltetrahydrofolate
-
5,10-methylenetetrahydrofolate-oxidoreductase reaction
0.06 - 0.08
5-methyltetrahydrofolate
-
fresh extract
0.085
5-methyltetrahydrofolate
-
wild-type enzyme
0.12
5-methyltetrahydrofolate
-
-
0.16
5-methyltetrahydrofolate
-
D120N mutant enzyme
0.0004
methylenetetrahydrofolate
-
recombinant wild-type enzyme, pH 7.2, 4°C
0.017
methylenetetrahydrofolate
-
recombinant mutant D120N, pH 7.2, 4°C
0.043
methylenetetrahydrofolate
-
recombinant mutant D120S, pH 7.2, 4°C
0.099
methylenetetrahydrofolate
-
recombinant mutant D120A, pH 7.2, 4°C
0.142
methylenetetrahydrofolate
-
recombinant mutant D120K, pH 7.2, 4°C
0.187
methylenetetrahydrofolate
-
recombinant mutant D120V, pH 7.2, 4°C
0.0027
NADH
-
recombinant wild-type enzyme, pH 7.2
0.0028
NADH
-
recombinant chimeric mutant enzyme, pH 7.2
0.0028
NADH
recombinant chimeric mutant enzyme, pH 7.2
0.0035
NADH
-
recombinant wild-type enzyme, pH 7.2, 4°C, the mutant enzymes all show a Km below 0.0035 mM
0.005
NADH
-
D120N mutant enzyme
0.02
NADH
-
wild-type enzyme
0.02
NADH
cosubstrate 5,10-methylenetetrahydrofolate, wild-type, pH 7.2, 25°C
0.066
NADH
cosubstrate menadione, wild-type, pH 7.2, 25°C
0.085
NADH
-
reduction of menadione
0.14
NADH
cosubstrate 5,10-methylenetetrahydrofolate, mutant F223A, pH 7.2, 25°C
0.236
NADH
cosubstrate 5,10-methylenetetrahydrofolate, mutant F223L, pH 7.2, 25°C
0.31
NADH
-
methylenetetrahydrofolate reductase reaction
0.47
NADH
cosubstrate menadione, mutant F223L, pH 7.2, 25°C
0.585
NADH
cosubstrate menadione, mutant F223A, pH 7.2, 25°C
0.0073
NADPH
-
recombinant chimeric mutant enzyme, pH 7.2
0.0073
NADPH
recombinant chimeric mutant enzyme, pH 7.2
0.016
NADPH
-
5,10-methylenetetrahydrofolate reductase reaction, pH 7.2
0.017
NADPH
-
NADPH-menadione oxidoreductase reaction
0.021
NADPH
recombinant enzyme, pH 7.2
0.0235
NADPH
pH 6.6, 46°C, enzyme mutant HsMTHFR38-644
0.028
NADPH
-
NADPH-menadione oxidoreductase reaction
0.033
NADPH
-
methylenetetrahydrofolate reductase reaction
0.0355
NADPH
pH 6.6, 46°C, enzyme mutant HsMTHFR1-656
0.049
NADPH
-
reduction of menadione
additional information
additional information
-
Km for various dihydropterin derivatives
-
additional information
additional information
-
redox potentials of wild-type and mutant enzymes, kinetic mechanism, and rapid-reaction kinetics for the half-reactions, steady-state kinetics
-
additional information
additional information
enzyme kinetics
-
additional information
additional information
Michaelis-Menten kinetics for wild-type and mutant enzymes
-