Vital-IT group, SIB Swiss Institute of Bioinformatics, 1015 Lausanne, Switzerland, University of Lausanne, 1015 Lausanne, Switzerland and.|J. Craig Venter Institute, La Jolla, CA 92037.|Vital-IT group, SIB Swiss Institute of Bioinformatics, 1015 Lausanne, Switzerland, University of Lausanne, 1015 Lausanne, Switzerland and.