1. CIRAD-Emvt, TA30/G, Campus International de Baillarguet, 34398 Montpellier Cedex 5, France
2. Inria Rhône-Alpes—Projet HELIX, 655 Av. de l'Europe, 38330 Montbonnot-Saint Martin, France
3. Centre de Séquençage Génomique, IGH-CNRS-UPR 1142, 141 rue de la Cardonille, 34396 Montpellier Cedex 5, France
4. Swiss Institute of Bioinformatics, Swiss-Prot Group, 1 rue Michel, Servet, CH-1211 Geneva 4, Switzerland