6. Draw the structures showing the different protonation states of Arg, and indicate their net charges. Then, compute its pl (isoelectric point).
6. Draw the structures showing the different protonation states of Arg, and indicate their net charges. Then, compute its pl (isoelectric point).
Biochemistry
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ISBN:9781319114671
Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
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Chapter1: Biochemistry: An Evolving Science
Section: Chapter Questions
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Transcribed Image Text:6. Draw the structures showing the different protonation states of Arg, and indicate their net charges. Then,
compute its pl (isoelectric point).
Expert Solution

Step 1
Amino acids are organic compounds that are synthesized in a biochemical reactions by the organisms. Amino acid contains both amine functional group as well as carboxylic acid functional group. Arg is the abbreviated form of the amino acid arginine.
Amino acids are a type of weak acid that undergo protonation at different pH. This results in different ionized forms at different pH.
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