1. Division of Bacterial Diseases, State Key Laboratory of Veterinary Biotechnology, HVRI, Harbin 150001, PR China
2. Viral Genetics Laboratory, Vrije Universiteit Brussel, Pleinlaan 2, B-1050 Brussels, Belgium
3. Unité de Glycobiologie Structurale et Fonctionelle, UMR8576 du CNRS, Université de Lille 1, Avenue Mendeleiev, 59655 Villeneuve d’Ascq, France
4. Structural Biology Brussels, Vrije Universiteit Brussel, Pleinlaan 2, B-1050 Brussels, Belgium
5. Department of Molecular and Cellular Interactions, VIB, Pleinlaan 2, B-1050 Brussels, Belgium