tyrosine hydroxylase
Enzyme required for the synthesis of the neurotransmitters noradrenaline and dopamine.

Dictionary of molecular biology. 2004.

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  • Tyrosine hydroxylase — or tyrosine 3 monooxygenase is the enzyme responsible for catalyzing the conversion of the amino acid L tyrosine to dihydroxyphenylalanine (DOPA). DOPA is a precursor for dopamine which in turn is a precursor for norepinephrine (noradrenaline)… …   Wikipedia

  • tyrosine hydroxylase — n an enzyme that catalyzes the first step in the biosynthesis of catecholamines (as dopamine and norepinephrine) * * * ty·ro·sine hy·droxy·lase (TH) (tiґro sēn hi drokґsə lās) a monooxygenase that activates molecular oxygen to… …   Medical dictionary

  • Tyrosine hydroxylase — La tyrosine hydroxylase est l enzyme qui catalyse la transformation de la tyrosine en L Dopa (DihydrOxyPhénylAlanine). La tyrosine hydroxylase catalyse la tyrosine en dihydroxyphenylalanine. Somm …   Wikipédia en Français

  • tyrosine hydroxylase — hī¦dräksəˌlās, āz noun ( s) Etymology: hydroxyl + ase : an enzyme that catalyzes the first step in the biosynthesis of catecholamines (as dopamine) …   Useful english dictionary

  • Tyrosine — L ou S( ) tyrosine D ou R(+) tyrosine …   Wikipédia en Français

  • Tyrosine — NatOrganicBox name=( S ) 2 Amino 3 (4 hydroxyphenyl) propanoic acid PubChem = 1153 CAS = 60 18 4 SMILES = N [C@@H] (Cc1ccc(O)cc1)C(O)=O C=9 | H=11 | N=1 | O=3 mass=181.19 g/molTyrosine (abbreviated as Tyr or Y) [cite web | author=IUPAC IUBMB… …   Wikipedia

  • (tyrosine 3-monooxygenase) kinase — In enzymology, a [tyrosine 3 monooxygenase] kinase (EC number|2.7.11.6) is an enzyme that catalyzes the chemical reaction:ATP + [tyrosine 3 monooxygenase] ightleftharpoons ADP + phospho [tyrosine 3 monooxygenase] Thus, the two substrates of this… …   Wikipedia

  • tyrosine 3-monooxygenase — ty·ro·sine 3 mono·oxy·ge·nase (tiґro sēn mon″o okґsə jən ās) [EC 1.14.16.2] official nomenclature for tyrosine hydroxylase …   Medical dictionary

  • Phenylalanine hydroxylase — predicted 3D structure of phenylalanine hydroxylase …   Wikipedia

  • Dopamine beta hydroxylase — (dopamine beta monooxygenase) Identifiers Symbols DBH; DBM External IDs …   Wikipedia

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