1. *Department of Molecular Biology and Genetics, Center for Structural Biology, Aarhus University, Aarhus C, Denmark
2. ‡Christian-Albrechts-University Kiel, Kiel, Germany
3. †Division of Stem Cell Transplantation and Immunotherapy, Department of Medicine II, University Medical Center Schleswig-Holstein, Kiel, Germany
4. §Department of Biomedicine, Aarhus University, Aarhus C, Denmark