"peptide bond." YourDictionary, n.d. Web. 21 March 2019. <https://www.yourdictionary.com/peptide-bond>.
peptide bond. (n.d.). Retrieved March 21st, 2019, from https://www.yourdictionary.com/peptide-bond
The chemical bond formed between amino acids, constituting the primary linkage in all protein structures. In a peptide bond, the carboxyl group (COOH) of one amino acid bonds with the amino group (NH2) of another, forming the sequence CONH and releasing water (H2O).