Biochemistry, Collagen Synthesis
2021-9-13 · Fundamentals. Amino acids are the building blocks of proteins; therefore, it is no surprise that collagen is comprised of amino acids. The primary amino acid sequence of collagen is glycine-proline-X or glycine-X-hydroxyproline X can be any of the other 17 amino acids, and every third amino acid is glycine. Collagen is composed of 3 chains.