TYROSINE HYDROXYLASE

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an enzyme which catalyzes the initial, and rate-restricting, step during the biosynthesis of the catecholamine neurotransmitters known as epinephrine, norepinephrine, and dopamine. It converts dietary tyrosine, utilizing the component enzyme known as tetrahydrobiopterin and also molecular oxygen, to L-dopa.

TYROSINE HYDROXYLASE: "Tomorrow, we will be discussing the effects of tyrosine hydroxylase."
Cite this page: N., Sam M.S., "TYROSINE HYDROXYLASE," in PsychologyDictionary.org, April 29, 2013, https://psychologydictionary.org/tyrosine-hydroxylase/ (accessed August 12, 2022).

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