I. Purification and some properties of pig brain L-phenylalanine-2-oxoglutarate aminotransferase". Biochim. Biophys. Acta. 167 ... Other names in common use include L-phenylalanine-2-oxoglutarate aminotransferase, tryptophan aminotransferase, 5- ...

Where they are, the cyanogenic compounds are derived from tyrosine, phenylalanine or leucine. They frequently contain alkaloids ...

... is biosynthesised from the amino acid phenylalanine in a multi-step pathway. The first laboratory synthesis ...

"Three-dimensional structure of yeast phenylalanine transfer RNA: folding of the polynucleotide chain". Science. 179 (4070): 285 ...

They find it increases phenylalanine ammonia-lyase activity and production of phenolics. This in turn decreases L. sativa's ...

Five more are both ketogenic and glucogenic: phenylalanine, isoleucine, threonine, tryptophan and tyrosine. The remaining ...

Rat, bovine, and human OTC have the same C terminal residue of phenylalanine. Their N-terminal residues on the other hand ...

Phenylalanine dehydrogenase EC 1.4.1.20 (PheDH) is an NAD-dependent enzyme that catalyses the reversible deamidation of L- ... Takada H, Yoshimura T, Ohshima T, Esaki N, Soda K (March 1991). "Thermostable phenylalanine dehydrogenase of Thermoactinomyces ... In molecular biology, the ELFV dehydrogenase family of enzymes include glutamate, leucine, phenylalanine and valine ... phenylalanine into phenyl-pyruvate. Valine dehydrogenase EC 1.4.1.8 (ValDH) is an NADP-dependent enzyme that catalyses the ...

Wright, Jennifer E.I; Fatih, Khalid; Brosseau, Christa L.; Omanovic, Sasha; Roscoe, Sharon G. (2003-07-17). "l-Phenylalanine ...

Synthesis of (purin-8-yl)- and (purin-6-yl)phenylalanines". Org. Biomol. Chem. 4 (11): 2278-2284. doi:10.1039/b604010a. PMID ...

First, the amino acid phenylalanine, through the enzyme phenylalanine hydroxylase, is transformed into tyrosine. Tyrosine can ...

The mutant protein has the amino acid phenylalanine at position 180 instead of valine. This causes abnormal nucleotide-sugar ...

This enzyme participates in phenylalanine, tyrosine and tryptophan biosynthesis and two-component system - general. It employs ...

They created a diet that was low in phenylalanine and the daughter's condition improved. In 1962, she and her team were awarded ...

Strobilurin A is thought to be derived biosynthetically from the amino acid L-phenylalanine. In nature, the fungus secretes the ...

Furter R (February 1998). "Expansion of the genetic code: site-directed p-fluoro-phenylalanine incorporation in Escherichia ... the NSAAs are generally larger than standard amino acids and most often have a phenylalanine core but with a large variety of ... By replacing strategically chosen tyrosines with p-nitro phenylalanine, a tolerated self-protein can be made immunogenic. ...

Five amino acids (phenylalanine, isoleucine, threonine, tryptophan, and tyrosine) are both glucogenic and ketogenic. ... phenylalanine, isoleucine, threonine, tryptophan, and tyrosine) are both ketogenic and glucogenic. ketolysis kilobase (kb) A ...

It is also rich in essential amino acids such as Lysine, Phenylalanine, Leucine, Isoleucine. It contain a considerable amount ...

Its biosynthesis involves the action of the enzyme phenylalanine ammonia-lyase (PAL) on phenylalanine. It is obtained from oil ... Cinnamic acid is a precursor to the sweetener aspartame via enzyme-catalysed amination to give phenylalanine. Cinnamic acid can ...

The protein is rich in histidine and glutamic acid, and is deficient in phenylalanine. It has a molecular weight of 37kDal, a ...

The CRACD-L protein is proline rich and asparagine, isoleucine, phenylalanine, and tyrosine poor. The CRACD-L protein has one ...

Each one of these has its synthesis regulated from tyrosine, phenylalanine, and tryptophan, respectively. These isoenzymes all ...

"Production of 2-phenylethanol from L-phenylalanine by a stress tolerant Saccharomyces cerevisiae strain". Journal of Applied ... MgBr+ Phenethyl alcohol can also be produced by biotransformation from L-phenylalanine using immobilized yeast Saccharomyces ...

March 1993). "Phenylalanine hydroxylase-stimulating protein/pterin-4 alpha-carbinolamine dehydratase from rat and human liver. ... This gene encodes pterin-4 alpha-carbinolamine dehydratase, an enzyme involved in phenylalanine hydroxylation. The enzyme ... "Homomeric and heteromeric interactions between wild-type and mutant phenylalanine hydroxylase subunits: evaluation of two- ...

The enzyme channels the substrate, chorismate to the biosynthesis of tyrosine and phenylalanine and away from tryptophan. Its ... Chorismate mutase, also known as hydroxyphenylpyruvate synthase, participates in phenylalanine, tyrosine and tryptophan ... tyrosine and phenylalanine. The presence of chorismate mutase increases the rate of the reaction a million fold. In the absence ... the chemical reaction for the conversion of chorismate to prephenate in the pathway to the production of phenylalanine and ...

Nanozymes were used to catalyze the oxidation of L-tyrosine and L-phenylalanine to dopachrome. Nanozymes were presented as an ... "Catalyzed and Electrocatalyzed Oxidation of l-Tyrosine and l-Phenylalanine to Dopachrome by Nanozymes". Nano Letters. 18 (6): ...

The FAH subpathway constitutes a part of the main amino-acid L-phenylalanine degradation. For ingested phenylalanine, turnover ... Similar to Phenylalanine-associated pathways, the reaction molecular basis is critical in mammalian metabolism, as evidenced by ... The FAH gene is thought to be involved in the catabolism of the amino acid phenylalanine in humans. Fumarylacetoacetate ... As a critical enzyme in phenylalanine and tyrosine metabolism, 4-Fumarylacetoacetate hydrolase catalyzes the final step in the ...

Fones WS, Lee M (April 1953). "Hydrolysis of N-acyl derivatives of alanine and phenylalanine by acylase I and carboxypeptidase ...

Precaution is advised in patients with phenylketonuria, as formulations of strontium ranelate contain phenylalanine. Precaution ...

McGilvery RW, Cohen PP (July 1948). "The decarboxylation of L-phenylalanine by Streptococcus faecalis R". The Journal of ...

Treatment involves a diet containing a low amount of phenylalanine and tyrosine. Tolerance toward these amino acids normalizes ...

Calabrese JC, Jordan DB, Boodhoo A, Sariaslani S, Vannelli T (September 2004). "Crystal structure of phenylalanine ammonia ... residue was long thought to be an important electrophilic catalytic residue in histidine ammonia-lyase and phenylalanine ...

Phenylalanine Ammonia Lyase (PAL): From Discovery to Enzyme Substitution Therapy for Phenylketonuria. Molecular Genetics and ...

... , phenylalanine hydroxylase and tryptophan hydroxylase together make up the family of aromatic amino acid ... Tryptophan is a poor substrate for tyrosine hydroxylase, however it can hydroxylate L-phenylalanine to form L-tyrosine and ... This has shown how its structure is very similar to that of phenylalanine hydroxylase and tryptophan hydroxylase; together the ... Ledley FD, DiLella AG, Kwok SC, Woo SL (Jul 1985). "Homology between phenylalanine and tyrosine hydroxylases reveals common ...

Phenylalanine List of regions in the human brain Phillipson OT (September 1979). "Afferent projections to the ventral tegmental ...

They thereby deduced that the codon UUU specified the amino acid phenylalanine. This was followed by experiments in Severo ... and discovered that the polypeptide that they had synthesized consisted of only the amino acid phenylalanine. ...

L-Phenylalanine is first deaminated by phenylalanine ammonia lyase (PAL) forming cinnamic acid which is then oxidized to 4- ... 4-Hydroxycinnamoyl CoA is biosynthesized from L-phenylalanine through the Shikimate pathway. ...

... and it tests positive for phenylalanine arylamidase. This species is the type strain for the genus Acetatifactor, which is ...

In the absence of usable tetrahydrobiopterin, the body cannot process phenylalanine correctly. As a result, phenylalanine from ... Tetrahydrobiopterin works with an enzyme called phenylalanine hydroxylase to process a substance called phenylalanine. ... Phenylalanine is an amino acid (a building block of proteins) that is obtained through the diet; it is found in all proteins ... When tetrahydrobiopterin interacts with phenylalanine hydroxylase, tetrahydrobiopterin is altered and must be recycled to a ...

A similar attenuation mechanism regulates the synthesis of histidine, phenylalanine and threonine. The arrangement of the trp ...

It is converted into Cinnamic acid (2) via phenylalanine ammonia lyase (PAL). Then it is turned into p-Coumaric acid (3) with ...

This enzyme participates in phenylalanine, tyrosine and tryptophan biosynthesis and novobiocin biosynthesis. As of late 2007, ...

They cannot synthesize isoleucine, leucine, lysine, methionine, phenylalanine, threonine, tryptophan, and valine. Because they ...

Thus, phenylalanine (rac-Phe) can be produced by alkylating DEAM using benzyl chloride in the presence of sodium ethoxide ( ... The preparation of dl-histidine, dl-phenylalanine and dl-leucine", J. Amer. Chem. Soc., vol. 67, no. 2, pp. 308-310, doi: ...

... is biosynthesised from the amino acid phenylalanine in a multi-step pathway. The first laboratory syntheses ...

Other enzymes involved in the catabolism of phenylalanine include phenylalanine hydroxylase, aminotransferase, p- ... In the phenylalanine degradation pathway, 4-maleylacetoacetate isomerase catalyzes a cis-trans isomerization of 4- ... 4-Maleylacetoacetate isomerase is an enzyme involved in the degradation of L-phenylalanine. It is encoded by the gene ... The conversion of 4-maleylacetoacetate to fumarylacetoacetate is a step in the catabolism of phenylalanine and tyrosine, amino ...

Phenylalanine ammonia lyase (PAL) then converts phenolpyruvate to phenylalanine by using L-glutamate as an amine donor, which ... In the first step of rosavin synthesis, PAL converts phenylalanine to cinnamic acid. From cinnamic acid, cinnamyl-CoA ester is ... Cinnamyl alcohol glycosides are products of phenylpropanoid metabolism, derived from phenylalanine, which is produced from the ...

Phenylalanine ammonia-lyase (PAL, a.k.a. phenylalanine/tyrosine ammonia-lyase) is an enzyme that transforms L-phenylalanine and ... In plants, all phenylpropanoids are derived from the amino acids phenylalanine and tyrosine. ...

Guthrie R, Susi A (1963). "A simple phenylalanine method for detecting phenylketonuria in large populations of newborn infants ...

The aromatic amino acid hydroxylases include phenylalanine hydroxylase, tyrosine hydroxylase, and tryptophan hydroxylases. They ...

Both of these proteins have roles in phenylalanine biosynthesis like all other ADTs. However ADT2, together with FtsZ is ...

L-phenylalanine and L-tyrosine are both precursors for dopamine, norepinephrine, and epinephrine. These conversions require ... A few studies suggest potential antidepressant effects of L-phenylalanine and L-tyrosine, but there is much room for further ...

EA5 patients have a cysteine to phenylalanine mutation at position 104.[citation needed] Thus results in channels with 30% ...

The resistant HRV have phenylalanine at position 152 and leucine at position 191. In vitro studies have shown resistance to ...

The first module has a methyltransferase domain that methylates the N-terminal phenylalanine. Teixobactin is an inhibitor of ... a methylated phenylalanine, and the non-proteinogenic α-amino acid enduracididine. The amino acid sequence of teixobactin is ...

The aromatic side chain of phenylalanine is hydroxylated by the enzyme phenylalanine hydroxylase to form tyrosine. The ... "Effect of glucagon on phenylalanine metabolism and phenylalanine-degrading enzymes in the rat". Biochemical Journal. 142 (2): ... 4-Hydroxyphenylpyruvic acid (4-HPPA) is an intermediate in the metabolism of the amino acid phenylalanine. ...

It is proline and arginine rich and isoleucine, asparagine, phenylalanine, and tyrosine poor. The predicted secondary structure ...

This explanation is supported by the fact that phenylalanine can be accurately titrated. Sørensen Biochem Z., 7, 45, 407 1907 ...

He cultured Bacillus subtilis on agar in the presence of a phenylalanine antagonist, inhibiting the growth. When exposed to ... This assay was initially developed to allow monitoring of phenylalanine concentrations in known patients on dietary treatment ... Guthrie, R.; Susi, A. (1963). "A Simple Phenylalanine Method for Detecting Phenylketonuria in Large Populations of Newborn ... Guthrie developed a simple method to screen for elevated phenylalanine levels using a bacterial inhibition assay. ...

1999). "Variant of dihydropteridine reductase deficiency without hyperphenylalaninaemia: effect of oral phenylalanine loading ...