Institution: | (1) Randall Division of Cell and Molecular Biophysics, King’s College London, New Hunt’s House, Guy’s Campus, London, SE1 1UL, UK;(2) Biomedical NMR Centre, National Institute for Medical Research, Mill Hill, London, NW7 1AA, UK;(3) Biophysics Section, Blackett Laboratory, Imperial College, Exhibition Road, London, SW7 2AZ, UK |