The Cyclopeptide spelled GREGORY is made from a sequence of Glycine ( G ), Arginine ( R ), Glutamic acid ( E ), Glycine ( G ), Pyrrolysine ( O ), Arginine ( R ), Tyrosine ( Y ), . Learn more about peptides and Amino Acids on Wikipedia! (https://en.wikipedia.org/wiki/Amino_acid). All our models are at the same scale.