1. Biological Physics Laboratory, School of Physics and Astronomy, University of Manchester, Oxford Road, Schuster Building, Manchester M13 9PL, U.K.
2. ISIS Neutron Facility, STFC, Chilton, Didcot OX11 0QZ, U.K.
3. Division of Molecular and Cellular Function, Manchester Institute of Biotechnology, University of Manchester, Oxford Road, Manchester M13 9PL, U.K.
4. Dosage Form Design and Development, Biopharmaceutical Development, AstraZeneca, Cambridge CB21 6GH, U.K.
5. Dosage Form Design and Development, AstraZeneca, Gaithersburg, Maryland 20878, United States