About the Authors
Virology Division, Department of Infectious Diseases and Immunology, Faculty of Veterinary Medicine, Utrecht University, Utrecht, The Netherlands
Crystal and Structural Chemistry, Bijvoet Center for Biomolecular Research, Faculty of Sciences, Utrecht University, Utrecht, The Netherlands
The authors have declared that no competing interests exist.
Conceived and designed the experiments: MAL QZ EGH RJdG. Performed the experiments: MAL QZ BH. Analyzed the data: MAL QZ EGH RJdG. Wrote the paper: MAL QZ EGH RJdG.