In-class question 8: Calculate the net charge of the following peptide at pH 7 and pH 14. NEVERCRY ■ A: +1, -3 Sidechain of Charge in the Charge in pKa wwww ▪ B: 0, -4 Amino acid acid form the basic form ▪ C: 0, -5 Arg (R) +1 0. 12.5 wwww ▪ D: -1, -6 Lys (K) +1 0 10.0 His (H) +1 0 6.0 Asp (D) 0 -1 3.9 Glu (E) Cys (C) Tyr (Y) Amino End Carboxylic End oooo 0 -1 4.2 0 -1 8.3 0 -1 10.1 +1 0 9.0 -1 2.0

Organic Chemistry
8th Edition
ISBN:9781305580350
Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Publisher:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Chapter23: Amines
Section: Chapter Questions
Problem 23.31P
Question
Please correct answer and don't use hand rating
In-class question 8: Calculate the net charge
of the following peptide at pH 7 and pH 14.
NEVERCRY
■ A: +1, -3
Sidechain of
Charge in the Charge in
pKa
wwww
▪ B: 0, -4
Amino acid
acid form
the basic
form
▪ C: 0, -5
Arg (R)
+1
0.
12.5
wwww
▪ D: -1, -6
Lys (K)
+1
0
10.0
His (H)
+1
0
6.0
Asp (D)
0
-1
3.9
Glu (E)
Cys (C)
Tyr (Y)
Amino End
Carboxylic End
oooo
0
-1
4.2
0
-1
8.3
0
-1
10.1
+1
0
9.0
-1
2.0
Transcribed Image Text:In-class question 8: Calculate the net charge of the following peptide at pH 7 and pH 14. NEVERCRY ■ A: +1, -3 Sidechain of Charge in the Charge in pKa wwww ▪ B: 0, -4 Amino acid acid form the basic form ▪ C: 0, -5 Arg (R) +1 0. 12.5 wwww ▪ D: -1, -6 Lys (K) +1 0 10.0 His (H) +1 0 6.0 Asp (D) 0 -1 3.9 Glu (E) Cys (C) Tyr (Y) Amino End Carboxylic End oooo 0 -1 4.2 0 -1 8.3 0 -1 10.1 +1 0 9.0 -1 2.0
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