Answer to Question #320937 in Organic Chemistry for Lalo

Question

What structural characteristics are common to all the amino acids that are found in

mammalian proteins and draw the structure of the tripeptide His-Pro-Tyr in the ionic form

that predominates at pH 7. Draw all atoms (including hydrogens) as well as any charges as

necessary. (10)

1

Answer 1

All amino acid are organic molecules contain amino group (-NH2), carboxyl group (-COOH), and a specific side chain (R group) attached to a single carbon atom. In addition, amino acids found in almost all proteins occur in L-form