If two amino acids: alanine and phenyl alanine react together, how many possible dipeptides can be formed? Write down the structures and names of each one. Also, write their names using three and one letter abbreviation for each amino acids.

Its name is alanyl phenylalanine. Its three letter name is Ala-Phe and using one letter abbreviation, its name is A—F.

Name: Phenylalanine
Three letter name is Phe -Ala one letter abbreviation is F—A.