Identification of several types of periodicities in the collagens and their simulation.

The collagens constitute an important population of proteins providing the structural support in vertebrate tissues A collagen is mainly based on a series of tripeptides of the type GX1X2 (G = Glycine, X1 and X2 being any residues). The nine amino acids occurring with significant frequencies in the X1 and X2 residue sites and G form the reduced protein… (More)