Computational Systems Biology Group, Genoscope/CNRS-UMR8030, 2 rue Gaston Crémieux, 91057 Evry Cedex, France.|Computational Systems Biology Group, Genoscope/CNRS-UMR8030, 2 rue Gaston Crémieux, 91057 Evry Cedex, France.|Computational Systems Biology Group, Genoscope/CNRS-UMR8030, 2 rue Gaston Crémieux, 91057 Evry Cedex, France.