The protein insulin has an isoelectric point of pI = 5.40. This is the pH at which the number of positive charges on the protein surface equals the number of negative charges on the protein surface. At which of the following solution pH values will insulin be in solution and at which will it tend to aggregate? pH = 1.44 pH = 5.30 pH = 8.13 Clear All The protein will be in solution. The protein will tend to aggregate.

Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter10: Fuels, Organic Chemicals, And Polymers
Section: Chapter Questions
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The protein insulin has an isoelectric point of pl 5.40. This is the pH at which the number of positive
charges on the protein surface equals the number of negative charges on the protein surface.
At which of the following solution pH values will insulin be in solution and at which will it tend to
aggregate?
pH
= 1.44
pH = 5.30
pH
= 8.13
Clear All
The protein will be in
solution.
The protein will tend to
aggregate.
Transcribed Image Text:The protein insulin has an isoelectric point of pl 5.40. This is the pH at which the number of positive charges on the protein surface equals the number of negative charges on the protein surface. At which of the following solution pH values will insulin be in solution and at which will it tend to aggregate? pH = 1.44 pH = 5.30 pH = 8.13 Clear All The protein will be in solution. The protein will tend to aggregate.
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