1. National Physical Laboratory, Hampton Road, Teddington TW11 0LW, U.K.
2. EMBL-EBI, Wellcome Genome Campus, Hinxton, Cambridgeshire CB10 1SD, U.K.
3. UK Dementia Research Institute, Imperial College London, London W12 0BZ, U.K.
4. Institute of Neurology, University College London, Queen Square, London WC1N 3BG, U.K.
5. Diamond Light Source Ltd., Chilton-Didcot, Oxfordshire OX11 0DE, U.K.
6. School of Biosciences, University of Sheffield, Sheffield S10 2TN, U.K.
7. Department of Physics, King’s College London, London WC2R 2LS, U.K.