1. Université de Tours, Tours 37032, France
2. UMR 1100, Research Center for Respiratory Diseases (CEPR), Team: “Proteolytic Mechanisms in Inflammation”, INSERM, Tours 37032, France
3. Center for Molecular Biophysics (CBM), Team: “Molecular, Structural and Chemical Biology″, CNRS UPR 4301, Orléans 45071, France
4. IBiSA Electron Microscopy Platform, Université de Tours, Tours 37032, France