Analyze each item carefully and write your complete solution. Cysteine is an important amino acid that stabilizes the structure of peptides and proteins by the formation of disulfide bonds with another cysteine residue. Illustrate the titrimetric profile of cysteine and calculate its isoelectric pH. [Note: The sulfhydryl group is titratable] Tyrosine came from the Greek word "tyros" which is the Greek word for cheese as it was discovered in cheese by Justus von Liebig, a German chemist in 1846. Tyrosine serves as the precursor for dopamine - the neurotransmitter which is considered as the "reward or pleasure molecule" in our brain. It is also involved in controlling the fine motor movement of our muscles such as those of our hands. Draw the titrimetric profile of tyrosine and calculate its isoelectric pH. [Note: The aromatic hydroxyl group is titratable] The tripeptide Glu-Pro-Arg (EPR) which is a product of Lactobacillus casei fermentation of milk was found to have potent blood pressure lowering properties. Draw the structure of the tripeptide and give its systematic name. Then show its titration profile and determine its isoelectric pH.

Biochemistry
9th Edition
ISBN:9781319114671
Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Chapter1: Biochemistry: An Evolving Science
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Give a complete solution to the following.
Analyze each item carefully and write your complete solution.
Cysteine is an important amino acid that stabilizes the structure of peptides and
proteins by the formation of disulfide bonds with another cysteine residue. Illustrate
the titrimetric profile of cysteine and calculate its isoelectric pH. [Note: The sulfhydryl
group is titratable]
Tyrosine came from the Greek word "tyros" which is the Greek word for cheese as it
was discovered in cheese by Justus von Liebig, a German chemist in 1846. Tyrosine
serves as the precursor for dopamine - the neurotransmitter which is considered as
the "reward or pleasure molecule" in our brain. It is also involved in controlling the
fine motor movement of our muscles such as those of our hands . Draw the titrimetric
profile of tyrosine and calculate its isoelectric pH. [ Note: The aromatic hydroxyl group
is titratable]
The tripeptide Glu-Pro-Arg (EPR) which is a product of Lactobacillus casei
fermentation of milk was found to have potent blood pressure lowering properties.
Draw the structure of the tripeptide and give its systematic name. Then show its
titration profile and determine its isoelectric pH.
Transcribed Image Text:Analyze each item carefully and write your complete solution. Cysteine is an important amino acid that stabilizes the structure of peptides and proteins by the formation of disulfide bonds with another cysteine residue. Illustrate the titrimetric profile of cysteine and calculate its isoelectric pH. [Note: The sulfhydryl group is titratable] Tyrosine came from the Greek word "tyros" which is the Greek word for cheese as it was discovered in cheese by Justus von Liebig, a German chemist in 1846. Tyrosine serves as the precursor for dopamine - the neurotransmitter which is considered as the "reward or pleasure molecule" in our brain. It is also involved in controlling the fine motor movement of our muscles such as those of our hands . Draw the titrimetric profile of tyrosine and calculate its isoelectric pH. [ Note: The aromatic hydroxyl group is titratable] The tripeptide Glu-Pro-Arg (EPR) which is a product of Lactobacillus casei fermentation of milk was found to have potent blood pressure lowering properties. Draw the structure of the tripeptide and give its systematic name. Then show its titration profile and determine its isoelectric pH.
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