1. Instituto de Biomedicina de Valencia, Consejo Superior de Investigaciones Cientificas and Centro de Investigación en Red de Enfermecedes Raras, Valencia, Spain;
2. Institute of Cell Biology, ETH Zurich, Zurich, Switzerland; and
3. Laboratory of Biosignaling and Therapeutics, Department of Molecular Cell Biology, University of Leuven, Leuven, Belgium