Problem_Set-2

Problem_Set-2 - Problem Set 2: From the Book: Chapter 3,...

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1 Problem Set 2: From the Book: Chapter 3, Pages 108-109: Problems 1-4, 8, 9, 11 (part 1 only) Additional Problems: PEPTIDE A 1. Write the following for Peptide A a. its full name b. its name in one letter abbreviations c. its name in three letter abbreviations 2. What is the net charge of Peptide A at pH a. 2.0 b. 7.5 c. 11.0 3. What is the estimated pI of Peptide A? 4. How many water molecules are liberated in the biosynthesis of Peptide A? 5. Based on its molecular weight, your co-worker thinks that the Peptide A is probably a hormone. Do you agree or disagree? Qualify your answer. 6. Draw the neutral, uncharged structure of the following peptide: alanaylglycylhistidylphenylalanylseryllysyltrytophan. 7. Draw a general scheme for the formation of a peptide bond. 8. What are some properties of a peptide bond? 9. Yesterday, you were working in the lab and found a bottle labeled “Sample LY237733”. You check the lab inventory and find that it was a polypeptide of 151 amino acid residues
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Problem_Set-2 - Problem Set 2: From the Book: Chapter 3,...

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