a-protein-is-cleaved-with-cyanogen-bromide-resulting-in-three-fragments-which-of

Question

A protein is cleaved with cyanogen bromide, resulting in three fragments. Which of the following statements is true?

Accepted Answer

The protein contained at least two methionine residues.

Answer

The protein contained only one methionine residue.

Answer

The protein contained no methionine residues.

Answer

The protein contained only aromatic amino acids.