1. Department of Biotechnology, Chemistry and Pharmacy, University of Siena, via Aldo Moro 2, I-53100 Siena, Italy
2. Lead Discovery Siena s.r.l., Via Vittorio Alfieri 31, I-53019 Castelnuovo Berardenga, Italy
3. Department of Ecological and Biological Sciences, University of Tuscia, Largo Università s.n.c., I-01100 Viterbo, Italy
4. Dipartimento di Biotecnologie Mediche, University of Siena, Viale Bracci 16, I-53100, Siena, Italy
5. Laboratoire de Bactériologie Moléculaire, Centre d’Ingénierie des Protéines, UR-InBioS, University of Liège, Allée du 6 Août, 4000 Liège, Belgium