Laboratory of Biocomputing, CIRB/Department of Biology, University of Bologna, Via Irnerio 42, 40126 Bologna, Italy. casadio@alma.unibo.it|Laboratory of Biocomputing, CIRB/Department of Biology, University of Bologna, Via Irnerio 42, 40126 Bologna, Italy. casadio@alma.unibo.it|Laboratory of Biocomputing, CIRB/Department of Biology, University of Bologna, Via Irnerio 42, 40126 Bologna, Italy. casadio@alma.unibo.it