Edman degradation can be used to
A)identify the N-terminal amino acid of a polypeptide.
B)identify the C-terminal amino acid of a polypeptide.
C)separate the subunits of a multi-subunit protein.
D)cleave a protein at specific sites.
E)cleave disulfide bonds within a protein so that the individual polypeptides can be separated.

Question

Quizplus · Accepted Answer

Edman degradation is a chemical process that sequentially removes each N-terminal amino acid from a polypeptide, allowing for their identification. Therefore, the correct answer is A, which states that Edman degradation can be used to identify the N-terminal amino acid of a polypeptide.

Edman Degradation Can Be Used to