Consider the peptides Pro-Gin-Val-Phe-His-Asp-Cys and His-Gln-Pro-Cys-Asp-Phe-Val. How do these two peptides differ? (Select all that apply.) The two peptides have different compositions. The two peptides have different isoelectric points. The two peptides have different titration curves. The two peptides differ in amino acid sequence. Submit Answer Try Another Version 2 item attempts remaining
Consider the peptides Pro-Gin-Val-Phe-His-Asp-Cys and His-Gln-Pro-Cys-Asp-Phe-Val. How do these two peptides differ? (Select all that apply.) The two peptides have different compositions. The two peptides have different isoelectric points. The two peptides have different titration curves. The two peptides differ in amino acid sequence. Submit Answer Try Another Version 2 item attempts remaining
Biochemistry
9th Edition
ISBN:9781319114671
Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Chapter1: Biochemistry: An Evolving Science
Section: Chapter Questions
Problem 1P
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![Consider the peptides Pro-Gin-Val-Phe-His-Asp-Cys and His-Gln-Pro-Cys-Asp-Phe-Val. How do these two peptides differ?
(Select all that apply.)
The two peptides have different compositions.
The two peptides have different isoelectric points.
The two peptides have different titration curves.
The two peptides differ in amino acid sequence.
Submit Answer
erencour
Try Another Version 2 item attempts remaining](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F50e21552-be96-42f7-aa7f-90e5d8469e8c%2Fb01c3833-6586-4489-96f2-12a131fa07aa%2Fblkpebb_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Consider the peptides Pro-Gin-Val-Phe-His-Asp-Cys and His-Gln-Pro-Cys-Asp-Phe-Val. How do these two peptides differ?
(Select all that apply.)
The two peptides have different compositions.
The two peptides have different isoelectric points.
The two peptides have different titration curves.
The two peptides differ in amino acid sequence.
Submit Answer
erencour
Try Another Version 2 item attempts remaining
![If you were to have a mythical amino acid based on glutamic acid, but one in which the hydrogen that is attached to the y-carbon were replaced by another amino group, what
would be the predominant form of this amino acid at pH 12 if the pKa value were 10 for the unique amino group?
(Select all that apply.)
OBoth of the carboxyl groups are deprotonated.
The amino acid carries a negative 2 charge.
The amino acid carries a negative 4 charge.
The amino groups are in the form -NH.
Both of the amino groups are deprotonated.
Submit Answer
Try Another Version 2 item attempts remaining](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F50e21552-be96-42f7-aa7f-90e5d8469e8c%2Fb01c3833-6586-4489-96f2-12a131fa07aa%2Fh9sjcwg_processed.jpeg&w=3840&q=75)
Transcribed Image Text:If you were to have a mythical amino acid based on glutamic acid, but one in which the hydrogen that is attached to the y-carbon were replaced by another amino group, what
would be the predominant form of this amino acid at pH 12 if the pKa value were 10 for the unique amino group?
(Select all that apply.)
OBoth of the carboxyl groups are deprotonated.
The amino acid carries a negative 2 charge.
The amino acid carries a negative 4 charge.
The amino groups are in the form -NH.
Both of the amino groups are deprotonated.
Submit Answer
Try Another Version 2 item attempts remaining
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