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 (dī′hī-drŏk′sē-fĕn′əl-ăl′ə-nēn′, -fē′nəl-)
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Noun1.dihydroxyphenylalanine - amino acid that is formed in the liver and converted into dopamine in the brain
amino acid, aminoalkanoic acid - organic compounds containing an amino group and a carboxylic acid group; "proteins are composed of various proportions of about 20 common amino acids"
Bendopa, Brocadopa, Larodopa, L-dopa, levodopa - the levorotatory form of dopa (trade names Bendopa and Brocadopa and Larodopa); as a drug it is used to treat Parkinson's disease
References in periodicals archive ?
1995), which oxidates tyrosine to dihydroxyphenylalanine (DOPA) (Lerner and Fitzpatrick, 1950) and determines which type of melanin (eumelanin or phaeomelanin) could be synthesized (Ito et al.
87 Hydroxyeicosatetraenoic acid (C20:cis[5,8,12,14]4) 14,15- Dihydroxyeicosatrienoic acid (C20:cis[5,8,11]3) 15- Hydroxyeicosatetraenoic acid (C20:cis[5,8,11,13]4) 3,4- Dihydroxyphenylalanine (DOPA) 8,9- Dihydroxyeicosatrienoic acid (C20:cis[5,11,14)3) 8- Hydroxyeicosatetraenoic acid (C20:trans[5]cis[9,11,14]4) (8-HETE) [DELTA]-12- prostaglandin D2 Prostaglandin D2 Prostaglandin E2 Amino acids and related Glutamate 0.
Moreover, amino acid tyrosine is converted into dihydroxyphenylalanine (DOPA) by the tyrosine hydroxylase enzyme using oxygen, iron, and tetrahydrobiopterin (THB) that act as cofactors.