1. NMR Spectroscopy Bijvoet Center for Biomolecular Research Utrecht University Padualaan 8 3584 CH Utrecht (The Netherlands
2. Microbiology Department of Biology Utrecht University Padualaan 8 3584 CH Utrecht (The Netherlands
3. Division of Infectious Diseases and Immunology Department of Biomolecular Health Sciences Utrecht University Yalelaan 1 3584 CL Utrecht (The Netherlands