Advanced Research Center on Electronic Systems for Information and Communication Technologies E. De Castro (ARCES), University of Bologna, I-40125 Bologna, Italy.|Advanced Research Center on Electronic Systems for Information and Communication Technologies E. De Castro (ARCES), University of Bologna, I-40125 Bologna, Italy.|Synthetic and System Biology Unit, Hungarian Academia of Sciences, Biological Research Center (BRC), H-6726 Szeged, Hungary and Institute for Molecular Medicine Finland, University of Helsinki, FI-00014 Helsinki, Finland.