This entry represents the alpha-helical subdomain (domain 3) of the FAD-binding domain which can be found in NADPH-cytochrome P450 reductases [<cite idref="PUB00026312"/>], nitric oxide synthases, NADPH-dependent diflavin oxidoreductases, and pyruvate dehydrogenases. NADPH-cytochrome p450 reductase, FAD-binding, alpha-helical domain-3