1. Institut Pasteur, Unité des Interactions Bactéries Cellules, Paris F-75015, France.
2. Inserm, U604, Paris F-75015, France.
3. INRA, USC2020, Paris F-75015, France.
4. CNRS UPR3082, Laboratoire d’Enzymologie et de Biochimie Structurales, Gif-sur-Yvette F-91198, France.
5. Institut de Biologie Structurale, Bacterial Pathogenesis Group, UMR 5075 (CNRS/CEA/UJF), Grenoble F-38027, France.
6. CNRS UMR7216, Université Paris Diderot-Paris 7, Paris F-75013, France.
7. Institute for Molecular and Cellular Biology, Porto 4150, Portugal.
8. Institut Pasteur, Génopole, Paris F-75015, France.