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EC 1.18.1.3 Details
EC number
1.18.1.3
Accepted name
ferredoxin—NAD+ reductase
Reaction
(1) 2 reduced [2Fe-2S] ferredoxin + NAD+ + H+ = 2 oxidized [2Fe-2S] ferredoxin + NADH;;(2) reduced 2[4Fe-4S] ferredoxin + NAD+ + H+ = oxidized 2[4Fe-4S] ferredoxin + NADH
Other name(s)
ferredoxin-nicotinamide adenine dinucleotide reductase, ferredoxin reductase (ambiguous), NAD+-ferredoxin reductase, NADH-ferredoxin oxidoreductase, reductase, reduced nicotinamide adenine dinucleotide-ferredoxin, ferredoxin-NAD+ reductase, NADH-ferredoxin reductase, NADH2-ferredoxin oxidoreductase, NADH flavodoxin oxidoreductase, NADH-ferredoxin NAP reductase (component of naphthalene dioxygenase multicomponent enzyme system), ferredoxin-linked NAD+ reductase, NADH-ferredoxin TOL reductase (component of toluene dioxygenase), ferredoxin—NAD reductase
Systematic name
ferredoxin:NAD+ oxidoreductase
CAS registry number
39369-37-4
Comment
Contains FAD. Reaction (1) is written for a [2Fe-2S] ferredoxin, which is characteristic of some mono- and dioxygenase systems. The alternative reaction (2) is written for a 2[4Fe-4S] ferredoxin, which transfers two electrons, and occurs in metabolism of anaerobic bacteria.
History
created 1976 as EC 1.6.7.3, transferred 1978 to EC 1.18.1.3, modified 2011
EC Tree
1.1.99.15 created 1978, deleted 1980
1.1.99.17 created 1982, deleted 2003