Question

The structures of three amino acids are given below: Alanine (Ala) Leucine (Leu) Phenylalanine (Phe) (a) Given that leucine has an isoelectric point of 6.04, draw structures of leucine at both pH 11 and pH 2. [2 marks] (b) Draw the structure of the tripeptide Leu-Phe-Ala at its isoelectric point. [3 marks]

          The structures of three amino acids are given below:
Alanine (Ala)
Leucine (Leu)
Phenylalanine (Phe)
(a) Given that leucine has an isoelectric point of 6.04, draw structures of leucine at both pH 11 and pH 2.
[2 marks]
(b) Draw the structure of the tripeptide Leu-Phe-Ala at its isoelectric point.
[3 marks]

The structures of three amino acids are given below:
Alanine (Ala)
Leucine (Leu)
Phenylalanine (Phe)
(a) Given that leucine has an isoelectric point of 6.04, draw structures of leucine at both pH 11 and pH 2.
[2 marks]
(b) Draw the structure of the tripeptide Leu-Phe-Ala at its isoelectric point.
[3 marks]

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Chemistry: Structure and Properties

Nivaldo Tro 2nd Edition

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Solved by Expert Osman Elomda

02/08/2022

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The structures of three amino acids are given below: Alanine (Ala) Leucine (Leu) Phenylalanine (Phe) (a) Given that leucine has an isoelectric point of 6.04, draw structures of leucine at both pH 11 and pH 2. [2 marks] (b) Draw the structure of the tripeptide Leu-Phe-Ala at its isoelectric point. [3 marks]