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.

Q: Can the iodine test distinguish between the following carbohydrates? Explain your answer  a)…

A: Introduction- Carbohydrates are simple sugars that contain hydrogen, carbon, and oxygen atoms in…

Q: How do you calculate the isoelectric point of a polypeptide chain?

A: To calculate the isoelectric point (pI) of a peptide we need to follow three steps: 1. Protonate all…

Q: What are the functions of carbohydrates?

A: We'll answer the first question since the exact one wasn't specified.please submit a new question…

Q: Define the term reducing sugar. What structural feature doesa reducing sugar have?

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Q: Propose a scheme to separate and isolate a mixture containing 4-aminobenzoate,…

A: Extraction is a particularly useful way of separating organic compounds if one molecule in the…

Q: What is the pH at which the tripeptide Gly-Ala-Gly has a net charge of 0?

A: The net charge of a peptide is calculated by adding the charges of amino and carboxy terminal of the…

Q: Tabulate two differences between glycogen and cellulose based on the molecular structure.

A:

Q: What reagents promote cross-linking between acrylamide and bisacrylamide to form polyacrylamide gel?

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Q: Consider the oligopeptide whose structure is shown below: How many peptide bonds are there? Give…

A: please note that we are supposed to write only first 3 sub parts of a question. We request you to…

Q: Suppose you were given two jars one containing an amino acid and the other contains a polypeptide.…

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Q: Find the isoelectric point by typing Gly-Asp-Ala tripeptide.

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Q: How many mL of the 1 M glucose stock solution do you need to prepare 100 mL of a 1 mM glucose…

A: After dilution, the dilution factor represents the number of times the original concentrated stock…

Q: Draw an approximate titration curve of glycine. Label the approximate isoelectric point of the…

A: A titration curve is a graphical representation of the pH of a solution as a function of the volume…

Q: Give information about the formation of acrylamide

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Q: What is the difference between a heteropolysaccharides and a homopolysacharides ? Give example

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Q: Discuss the general classes ofsphingolipids and their functions.

A: Introduction Sphingolipids are the second major membrane lipid constituent. The structure reveals…

Q: what does this suggest.  b) suggest a macromolecule where this modification might occur

A:

Q: Give the isoelectric points of following 2 tripeptides DRI and RID.

A: pI (isoelectric point) of an amino acid is the PH at which the amino acid carries zero net charge. A…

Q: How is it possible to determine the structure of a glycoprotein—the oligosaccharide structures and…

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Q: Draw the shape of the crystals expected to form for the following sugars in Benedict's test:…

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Q: What is dimethylallyl pyrophosphate (DMPP)?

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Q: Give other chromatographic techniques that can be used for separating non-polar biomolecules, such…

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Q: Identify the conjugate acid-base pairs in the following reactions:    HNO2(aq)       +…

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Q: Describe a rough structure of a phospholipid and explain the main difference with sphingolipid.

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Q: Write a scheme for the formation of ribose-3-monophosphate. Biological role of the formed compound.

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Q: What is the ratio of concentrations of acetate ion and undissociated acetic acid in a solution that…

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Q: Perform two dehydration synthesis reactions to produce a tripeptide. Which functional groups are…

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Q: what is the amount of cellulose in plant cell? describe the molecular structure of cellulose.

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Q: Write the name of different types of homopolysachharide.

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