Which of the Following Methods for Cleaving a Protein Is

Multiple Choice

Which of the following methods for cleaving a protein is properly identified?

A) chymotrypsin: cleaves on the C-terminal side of Lys or Arg
B) trypsin: cleaves on the C-terminal side of Ala or Val
C) cyanogen bromide: cleaves on the C-terminal side of Met
D) elastase: cleaves on the C-terminal side of Phe, Trp or Tyr
E) none of these choices