The Cyclopeptide spelled CHARLES is made from a sequence of Cysteine ( C ), Histidine ( H ), Alanine ( A ), Arginine ( R ), Leucine ( L ), Glutamic acid ( E ), Serine ( S ), . Learn more about peptides and Amino Acids on Wikipedia! (https://en.wikipedia.org/wiki/Amino_acid). All our models are at the same scale.