1. Department of Chemical Sciences University of Naples Federico II via Cinthia, 4 80126 Naples Italy
2. Department of Biotechnology and Biosciences University of Milano-Bicocca Piazza dell'Ateneo Nuovo, 1 20126 Milan Italy
3. Department of Molecular Cell Biology and Immunology Amsterdam UMC Vrije Universiteit Amsterdam 1007 MB Amsterdam The Netherlands
4. Department of Structural and Chemical Biology Centro de Investigaciones Biológicas, CIB-CSIC C/ Ramiro de Maeztu, 9 28040 Madrid Spain
5. Department of Molecular Medicine and Medical Biotechnology University of Naples Federico II Via Pansini, 5 80131 Naples Italy
6. Institute of Biomolecular Chemistry National Research Council (CNR) Via Campi Flegrei, 34 80078 Pozzuoli Naples Italy