[1] SIB, Vital IT Grp, Lausanne, Switzerland
[2] SIB, Mol Modelling Grp, Lausanne, Switzerland
[3] Univ Basel, Computat Struct Biol Grp, SIB, Basel, Switzerland
[4] SIB, Swiss Prot Grp, Geneva, Switzerland
[5] Harvard Univ, Dept Stat, Cambridge, MA USA
[6] Univ Lausanne, Dept Ecol & Evolut, Lausanne, Switzerland
[7] Univ Lausanne, Ctr Integrat Genom, Lausanne, Switzerland