Given the sequence of the peptide below state which of the following is true? No

Question

Given the sequence of the peptide below state which of the following is true? Note: H3N+ is the N-terminal -amino group and COO- is the C-terminal -carboxyl group. H3N+-ASDPKRMH-COO-

a. The peptide has the capacity to form disulfide bonds.

b. The charge on the predominant species of the peptide at a pH of 7.4 is +1.

c.The peptide has a total of 8 peptide bonds.

d. The peptide is comprised entirely of residues with nonpolar side chains.

E. Production of this peptide from free amino acids will favor the peptide once equilibrium has been established.

Explanation / Answer

b. The charge on the predominant species of the peptide at a pH of 7.4 is +1.

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