1. Department of Life Sciences, University of Trieste, Via L. Giorgeri, 5, 34127 Trieste, Italy
2. Department of Chemical and Pharmaceutical Sciences, University of Trieste, Via L. Giorgeri, 1, 34127 Trieste, Italy
3. CNR, Institute of Crystallography, SS 14 Km 163.5 c/o Area Science Park, Basovizza, 34149 Trieste, Italy
4. CIRPeB, Research Centre on Bioactive Peptides “Carlo Pedone”, University of Naples “Federico II”, 80134 Napoli, Italy