1. Department of Biochemistry, University of Cambridge, Tennis Court Road, Cambridge CB2 1GA, UK
2. Diamond Light Source (DLS), Harwell Science and Innovation Campus, Didcot OX11 0DE, UK
3. Sir William Dunn School of Pathology, University of Oxford, South Parks Road, Oxford OX1 3RE, UK
4. Department of Chemistry, University of Cambridge, Lensfield Road, Cambridge CB2 1EW, UK
5. The European Bioinformatics Institute (EMBL-EBI), Wellcome Genome Campus, Cambridge CB10 1SD, UK
6. Cambridge Centre for Lung Infection, Royal Papworth Hospital, Cambridge CB23 3RE, UK
7. Molecular Immunity Unit, Department of Medicine, University of Cambridge, MRC-Laboratory of Molecular Biology, Cambridge CB2 0QH, UK
8. Structural Genomics Consortium, Nuffield Department of Medicine, University of Oxford, Oxford OX3 7DQ, UK
9. Department of Biochemistry, University of Johannesburg, Auckland Park 2006, South Africa