posted on 2015-09-02, 03:27authored byErika Ebranati, Elena Pariani, Antonio Piralla, Monica Gozalo-Margüello, Carla Veo, Laura Bubba, Antonella Amendola, Massimo Ciccozzi, Massimo Galli, Alessandro Remo Zanetti, Fausto Baldanti, Gianguglielmo Zehender
The amino acids involved in receptor-binding site are shown in red, and those under positive selection in blue. PyMol software was used to visualise the 3D structure.