• Thumbnail for Phenylalanine
    Phenylalanine (symbol Phe or F) is an essential α-amino acid with the formula C 9H 11NO 2. It can be viewed as a benzyl group substituted for the methyl...
    28 KB (2,386 words) - 06:04, 1 December 2024
  • Thumbnail for D-Phenylalanine
    D-Phenylalanine (DPA, D-Phe), sold under the brand names Deprenon, Sabiben, and Sabiden, is an enantiomer of phenylalanine which is described as an antidepressant...
    6 KB (366 words) - 17:12, 2 October 2024
  • Thumbnail for Phenylketonuria
    of metabolism that results in decreased metabolism of the amino acid phenylalanine. Untreated PKU can lead to intellectual disability, seizures, behavioral...
    57 KB (6,179 words) - 14:29, 25 October 2024
  • Thumbnail for Phenylalanine hydroxylase
    Phenylalanine hydroxylase (PAH) (EC 1.14.16.1) is an enzyme that catalyzes the hydroxylation of the aromatic side-chain of phenylalanine to generate tyrosine...
    31 KB (3,687 words) - 05:50, 12 August 2024
  • In enzymology, a phenylalanine dehydrogenase (EC 1.4.1.20) is an enzyme that catalyzes the chemical reaction L-phenylalanine + H2O + NAD+ ⇌ {\displaystyle...
    2 KB (215 words) - 15:19, 22 September 2024
  • Thumbnail for Phenylalanine ammonia-lyase
    enzyme phenylalanine ammonia lyase (EC 4.3.1.24) catalyzes the conversion of L-phenylalanine to ammonia and trans-cinnamic acid.: L-phenylalanine = trans-cinnamate...
    20 KB (2,185 words) - 06:53, 3 November 2024
  • Thumbnail for Aspartame
    substitute in foods and beverages. It is a methyl ester of the aspartic acid/phenylalanine dipeptide with brand names NutraSweet, Equal, and Canderel. Aspartame...
    61 KB (5,658 words) - 04:04, 9 December 2024
  • enzymology, a phenylalanine adenylyltransferase (EC 2.7.7.54) is an enzyme that catalyzes the chemical reaction ATP + L-phenylalanine ⇌ {\displaystyle...
    1 KB (120 words) - 15:20, 26 August 2023
  • Thumbnail for Phenylalanine decarboxylase
    The enzyme phenylalanine decarboxylase (EC 4.1.1.53) catalyzes the chemical reaction L-phenylalanine ⇌ {\displaystyle \rightleftharpoons } phenethylamine...
    2 KB (147 words) - 10:26, 18 November 2024
  • In enzymology, a phenylalanine(histidine) transaminase (EC 2.6.1.58) is an enzyme that catalyzes the chemical reaction L-phenylalanine + pyruvate ⇌ {\displaystyle...
    2 KB (141 words) - 15:21, 26 August 2023
  • Thumbnail for L-DOPA
    disease or in the rare cases of patients with AADC enzyme deficiency. l-Phenylalanine, l-tyrosine, and l-DOPA are all precursors to the biological pigment...
    16 KB (1,607 words) - 18:03, 18 December 2024
  • Thumbnail for Catecholamine
    fight-or-flight response. Tyrosine is created from phenylalanine by hydroxylation by the enzyme phenylalanine hydroxylase. Tyrosine is also ingested directly...
    20 KB (2,075 words) - 08:55, 17 July 2024
  • Thumbnail for Tyrosine
    classified as a hydrophobic amino acid, it is more hydrophilic than phenylalanine. It is encoded by the codons UAC and UAU in messenger RNA. The one-letter...
    26 KB (2,535 words) - 10:13, 21 October 2024
  • enzymology, a phenylalanine N-acetyltransferase (EC 2.3.1.53) is an enzyme that catalyzes the chemical reaction acetyl-CoA + L-phenylalanine ⇌ {\displaystyle...
    2 KB (144 words) - 15:21, 26 August 2023
  • Phenylalanine N-monooxygenase (EC 1.14.14.40, phenylalanine N-hydroxylase, CYP79A2) is an enzyme with systematic name L-phenylalanine,NADPH:oxygen oxidoreductase...
    3 KB (231 words) - 22:42, 6 February 2024
  • In enzymology, a phenylalanine 2-monooxygenase (EC 1.13.12.9) is an enzyme that catalyzes the chemical reaction L-phenylalanine + O2 ⇌ {\displaystyle \rightleftharpoons...
    3 KB (279 words) - 15:20, 26 August 2023
  • Thumbnail for Lac-Phe
    exercise intervention. In mammals it is created from (S)-lactate and L-phenylalanine by the cytosol nonspecific dipeptidase (CNDP2) protein. It is classified...
    6 KB (493 words) - 03:45, 18 November 2024
  • Thumbnail for Α-Methylphenylalanine
    phenethylamine and amphetamine derivative. It is the α-methylated analogue of phenylalanine, the precursor of the catecholamine neurotransmitters, and the amino...
    7 KB (504 words) - 15:00, 8 October 2024
  • humans cannot synthesize are valine, isoleucine, leucine, methionine, phenylalanine, tryptophan, threonine, histidine, and lysine. Six other amino acids...
    27 KB (2,685 words) - 11:38, 3 December 2024
  • Thumbnail for Phenylalanine (data page)
    200-568-1 (phenylalanine) ^a CID 994 from PubChem (phenylalanine) ^a CID 71567 from PubChem (D-phenylalanine) ^a CID 6140 from PubChem (L-phenylalanine)...
    3 KB (47 words) - 23:28, 12 January 2024
  • Thumbnail for Amino acid synthesis
    the concentrations of the repressor protein and corepressor level. Phenylalanine, tyrosine, and tryptophan, the aromatic amino acids, arise from chorismate...
    31 KB (3,929 words) - 13:25, 23 December 2024
  • Thumbnail for Phenylalanine racemase (ATP-hydrolysing)
    The enzyme phenylalanine racemase (EC 5.1.1.11, phenylalanine racemase, phenylalanine racemase (adenosine triphosphate-hydrolysing), gramicidin S synthetase...
    4 KB (413 words) - 15:21, 26 August 2023
  • Thumbnail for Hyperphenylalaninemia
    concentrations of the amino acid phenylalanine in the blood. Phenylketonuria (PKU) can result in severe hyperphenylalaninemia. Phenylalanine concentrations are routinely...
    8 KB (841 words) - 02:54, 14 May 2024
  • Thumbnail for Melphalan
    cytotoxicity in both dividing and non-dividing tumor cells. 4-Nitro-L-phenylalanine (1) was converted to its phthalimide by heating with phthalic anhydride...
    13 KB (948 words) - 09:43, 19 August 2024
  • 30) is an enzyme that catalyzes the chemical reaction 3,4-dihydroxy-L-phenylalanine + O2 ⇌ {\displaystyle \rightleftharpoons } 5-(L-alanin-3-yl)-2-hydroxy-cis...
    2 KB (224 words) - 15:54, 26 August 2023
  • Thumbnail for Aromatic amino acid
    includes an aromatic ring. Among the 20 standard amino acids, histidine, phenylalanine, tryptophan, tyrosine, are classified as aromatic. Aromatic amino acids...
    11 KB (1,066 words) - 00:48, 10 September 2024
  • Thumbnail for Arogenate dehydratase
    91) is an enzyme that catalyzes the chemical reaction L-arogenate → L phenylalanine + H2O + CO2 Certain forms of the protein have the potential to catalyze...
    9 KB (886 words) - 19:08, 10 July 2024
  • 4-dihydroxyphenylalanine oxidative deaminase (EC 1.13.12.15, 3,4-dihydroxy-L-phenylalanine: oxidative deaminase, oxidative deaminase, DOPA oxidative deaminase...
    1 KB (127 words) - 12:38, 26 August 2023
  • Phenylalanine/tyrosine ammonia-lyase (EC 4.3.1.25, PTAL, bifunctional PAL) is an enzyme with systematic name L-phenylalanine(or L-tyrosine):trans-cinnamate(or...
    3 KB (285 words) - 12:08, 29 November 2023
  • 4-Methylenedioxy-N-methylbenzylamine, closely related to isosafrole. Phenylalanine D-Phenylalanine "N-(1,3-benzodioxol-5-ylmethyl)-N-methylamine". This set index...
    624 bytes (75 words) - 22:15, 1 August 2024