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EC 1.5.7.1 Details
EC number
1.5.7.1
Accepted name
methylenetetrahydrofolate reductase (ferredoxin)
Reaction
5-methyltetrahydrofolate + 2 oxidized ferredoxin = 5,10-methylenetetrahydrofolate + 2 reduced ferredoxin + 2 H+
Other name(s)
5,10-methylenetetrahydrofolate reductase
Systematic name
5-methyltetrahydrofolate:ferredoxin oxidoreductase
Comment
An iron-sulfur flavoprotein that also contains zinc. The enzyme from Clostridium formicoaceticum catalyses the reduction of methylene blue, menadione, benzyl viologen, rubredoxin or FAD with 5-methyltetrahydrofolate and the oxidation of reduced ferredoxin or FADH2 with 5,10-methylenetetrahydrofolate. However, unlike EC 1.5.1.53, methylenetetrahydrofolate reductase (NADPH); EC 1.5.1.54, methylenetetrahydrofolate reductase (NADH); or EC 1.5.1.20, methylenetetrahydrofolate reductase [NAD(P)H], there is no activity with either NADH or NADP+.
History
created 2005, modified 2021
EC Tree
1.6.2.1 created 1961, deleted 1965
1.6.2.3 created 1972, deleted 1965
1.6.5.1 created 1961, deleted 1965