1. Department of Biological and Medical Sciences, Oxford Brookes University, Gipsy Lane, Oxford, OX3 0BP, UK
2. Centre for Functional Genomics, Oxford Brookes University, Oxford, OX3 0BP, UK
3. Oxford University Museum of Natural History, Parks Road, Oxford OX1 3PW, UK
4. Diamond Light Source, Harwell Science & Innovation Campus, Oxfordshire, OX11 ODE, UK, and
5. Janelia Research Campus, Howard Hughes Medical Institute, Ashburn, VA 20147