ABSTRACT
Dopamine-b-hydroxylase (dopamine-bmonooxygenase; DBH; E.C. 1.14.17.1)
Ar:CH2:CH2NH2ascorbate
O20 Ar:CHOH:CH2NH2 dehydroascorbate
Substrates for this enzyme are phenethylamines,
including tyramine and dopamine. The
physiologically important substrate dopamine
yields the neurotransmitter noradrenaline.