A peptide with 22 amino acid residues is treated with trypsin to give four fragments, while treatment with chymotrypsin yields six fragments. Identify the sequence of the 22 amino acid residues in the starting peptide.

Transcribed Image Text:

TRYPSIN FRAGMENTS CHYMOTRYPSIN FRAGMENTS Pro-Val-Ile-Leu-Arg Gly-Pro-Phe-Ala-Val Trp-His-Phe-Met-Cys-Arg Lys-Pro-Val-Ile-Leu-Arg-Trp Val-Ala-Tyr Met-Cys-Arg-Gly-Pro-Phe His-Phe Ala-Val Met-Phe-Val-Ala-Tyr-Lys Met-Phe