1. Friedrich Miescher Institute for Biomedical Research, Maulbeerstrasse 66, 4051 Basel, Switzerland.
2. INSERM UMR 1121, Université de Strasbourg, Faculté de Chirurgie Dentaire, 8 rue Sainte Elisabeth, 67 000 Strasbourg, France.
3. Swiss Institute of Bioinformatics, Maulbeerstrasse 66, 4051 Basel, Switzerland.
4. University of Basel, 4003 Basel, Switzerland.