1. Institute of Immunology and Immunotherapy and
2. Institute of Cardiovascular Sciences, College of Medical and Dental Sciences, University of Birmingham, Birmingham, United Kingdom;
3. Centre of Membrane Proteins and Receptors, University of Birmingham, Birmingham, United Kingdom and University of Nottingham, Nottingham, United Kingdom; and
4. Institute for Microbiology and Infection, College of Medical and Dental Sciences, University of Birmingham, Birmingham, United Kingdom