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1.5.98.1: methylenetetrahydromethanopterin dehydrogenase

This is an abbreviated version!
For detailed information about methylenetetrahydromethanopterin dehydrogenase, go to the full flat file.

Word Map on EC 1.5.98.1

Reaction

5,10-methylenetetrahydromethanopterin
+
oxidized coenzyme F420
+
H+
=
5,10-methenyltetrahydromethanopterin
+
reduced coenzyme F420

Synonyms

CBH37899, Coenzyme F420 dependent N5,N10-methylenetetrahydromethanopterin dehydrogenase, coenzyme F420-dependent methylenetetrahydromethanopterin dehydrogenase, coenzyme-F420-dependent N5,N10-methylenetetrahydromethanopterin dehydrogenase, Dehydrogenase, methylenetetrahydromethanopterin, EC 1.5.99.9, F420-dependent H4MPT dehydrogenase, F420-dependent methylene-tetrahydromethanopterin dehydrogenase, F420-dependent methylenetetrahydromethanopterin dehydrogenase, F420H2-dependent methylenetetrahydromethanopterin dehydrogenase, Methylene tetrahydromethanopterin:coenzyme F420 oxidoreductase, methylene-H(4)MPT dehydrogenase, Methylene-H4MPT:coenzyme F420 oxidoreductase, MTD, N5,N10-Methylenetetrahydromethanopterin dehydrogenase

ECTree

     1 Oxidoreductases
         1.5 Acting on the CH-NH group of donors
             1.5.98 With other, known, physiological acceptors
                1.5.98.1 methylenetetrahydromethanopterin dehydrogenase

Temperature Stability

Temperature Stability on EC 1.5.98.1 - methylenetetrahydromethanopterin dehydrogenase

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TEMPERATURE STABILITY
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
10
enzyme diluted in 120 mM potassium phosphate buffer pH 6.0 at temperature below 10°C shows a half-life of less than 1 h. Higher concentrations of potassium phosphate stabilize, the optimum concentration being 0.5-0.8 M
25
-
stable for more than 70 h, native and recombinant enzyme
40
-
stable for more than 70 h, native and recombinant enzyme
65
-
45% loss of activity in 1.5 h, 93% loss of activity in 24 h, recombinant enzyme. 35% loss of activity after 2 h, 96% loss of activity after 27 h