1. University Lille, CNRS UMR8576 UGSF, Unité de Glycobiologie Structurale et Fonctionnelle; Lille France
2. European Molecular Biology Laboratory; European Bioinformatics Institute (EMBL-EBI), Wellcome Genome Campus; Hinxton Cambridge UK
3. Department of Chemistry; Seoul National University; Seoul Korea
4. VIB Structural Biology Research Center, VUB, Pleinlaan 2; Brussels, Belgium