Question

What is meant by peptide linkage?

Answer 1

Peptide linkage:

• “Peptide linkage is an amide formed between $–\mathrm{COOH}$ group and $–{\mathrm{NH}}_2$ group.”
• “Proteins are the polymers of $\mathrm{\alpha }-$amino acids and they are connected to each other by a peptide bond or peptide linkage.”
• The peptide linkage is shown in the structure of Glycylalanine: