1. Institut de Génomique Fonctionnelle de Lyon; Ecole Normale Supérieure de Lyon; CNRS UMR 5242; Université Lyon 1; Lyon France
2. Lehrstuhl für Zoologie und Evolutionsbiologie, Department of Biology; University of Konstanz; Konstanz Germany
3. Konstanz Research School Chemical Biology; University of Konstanz; Konstanz Germany
4. European Molecular Biology Laboratory; Heidelberg Germany
5. Department Physiological Chemistry, Biocenter; University of Wuerzburg; Wuerzburg Germany