About the Authors

Michèle Crozatier

Contributed equally to this work with: Michèle Crozatier, Jean-Michel Ubeda

Affiliation Centre de Biologie du Développement, Centre National de la Recherche Scientifique and Université Paul Sabatier, Toulouse, France

Jean-Michel Ubeda

Contributed equally to this work with: Michèle Crozatier, Jean-Michel Ubeda

Affiliation Institut de Biologie Moléculaire et Cellulaire, Centre National de la Recherche Scientifique, Strasbourg, France

Alain Vincent

To whom correspondence should be addressed. E-mail: vincent@pop.cict.fr (AV), Email: M.Meister@ibmc.u-strasbg.fr (MM)

Affiliation Centre de Biologie du Développement, Centre National de la Recherche Scientifique and Université Paul Sabatier, Toulouse, France

Marie Meister

To whom correspondence should be addressed. E-mail: vincent@pop.cict.fr (AV), Email: M.Meister@ibmc.u-strasbg.fr (MM)

Affiliation Institut de Biologie Moléculaire et Cellulaire, Centre National de la Recherche Scientifique, Strasbourg, France

Competing Interests

The authors have declared that no conflicts of interest exist.

Author Contributions

MC, AV, and MM conceived and designed the experiments. MC, J-MU, and MM performed the experiments. MC, AV, and MM analysed the data. AV and MM wrote the paper.