1. The Protein Crystallography Unit, Department of Biochemistry and Molecular Biology, School of Biomedical Sciences, Monash University, Clayton, Victoria 3800, Australia
2. Department of Microbiology and Immunology, University of Melbourne, Parkville, Victoria 3010, Australia
3. Department of Biochemistry and Molecular Biology, The Bio21 Molecular Science and Biotechnology Institute, University of Melbourne, Parkville, Victoria 3010, Australia
4. Cellular Immunology Laboratory, Queensland Institute of Medical Research, Brisbane, Queensland 4029, Australia
5. School of Population Health, University of Queensland, Brisbane, Queensland 4006, Australia