all-trans-4,4'-diapolycopene + FADH2 => all-trans-4,4'-diaponeurosporene + FAD + H(+)
all-trans-4,4'-diapolycopene + fadh2 => all-trans-4,4'-diaponeurosporene + fad + h(+)
all-trans-4,4'-diapolycopene + FADH2 => all-trans-4,4'-diaponeurosporene + FAD + H(+)
all-trans-4,4'-diapolycopene + fadh2 => all-trans-4,4'-diaponeurosporene + fad + h(+)