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What essential amino acid makes tyrosine?
phenylalanine
In phenylketonuria what amino acid becomes conditionally essential?
Tyrosine, PKU is a inherited disorder that is characterized by failure to metabolize the amino acid phenylalanine to tyrosine.
Which amino acid has a ring?
There are three and they are called aromatic amino acids: tryptophan phenylalanine tyrosine. Proline also contains a ring but is not an aromatic compound
What proteins contain tyrosine?
Amino acid tyrosine is an aromatic amino acid coded by UAU and UAC in RNA. It is not an essential amino acid as they can synthesized in our body from phenylalanine. Milk poultry, cheese, almonds and peanuts are some example of good source of proteins containing tyrosine.
Which amino acids have ring of side chain covalently linked to peptide backbone?
There are three and they are called aromatic amino acids: tryptophan phenylalanine tyrosine.
What essential amino acid makes tyrosine?
phenylalanine
What does the amino acid UAC code for?
Phenylalanine.
Which pair of amino acid will have the highest absorbance at 280 nm?
Tyrosine and tryptophan
In phenylketonuria what amino acid becomes conditionally essential?
Tyrosine, PKU is a inherited disorder that is characterized by failure to metabolize the amino acid phenylalanine to tyrosine.
What problem would people have if they do not have phenylalanine hydroxylase?
They could not produce tyrosine slowly
A defect in the enzyme which converts phenylalanine into tyrosine is characteristic of what disease?
PKU
Which amino acids in protein contain a phenolic group?
tyrosine phenylalanine
The body normally makes tyrosine from the essential amino acid?
Phenylalanine.
What is the positive result of pauly's test?
Phenylalanine Tyrosine Tryptophan Histidine
Which amino acid has a ring?
There are three and they are called aromatic amino acids: tryptophan phenylalanine tyrosine. Proline also contains a ring but is not an aromatic compound
What are the products of aspartame cleavage by chymotrypsin?
Aspartate and Phenylalanine methyl ester. The phenylalanine is then converted into Tyrosine by Phenyalanine Hydroxylase in people who don't have PKU.
Which amino acid is considered both ketogenic and glucogenic?
Phenylalanine, is catabolized to fumarate and acetoacetate and is therefore ketogenic and glucogenic. Also threonine, isoleucine, phenylalanine, tryptophan, and tyrosine can be either ketogenic or glucogenic.
