Additional file 4: Figure S3. Ramachandran plot of modeled VP28 protein of WSSV. The number of residues in favored, allowed and outlier region are 96.4, 3.6 and 0%, respectively. On the X and Y axes, Ď (phi) and Ď (psi) represent the torsion angles around CÎą (alpha carbon) to amine and carboxyl group of different amino acids