1. Lennard-Jones Laboratory, School of Chemical and Physical Sciences, Keele University, Keele, Staffordshire ST5 5BG, UK
2. School of Life Sciences, Keele University, Keele, Staffordshire ST5 5BG, UK
3. Riboscience LLC, 428 Oakmead Pkwy, Sunnyvale, CA 94085, USA
4. Centre for Glycoscience Research, Keele University, Keele, Staffordshire ST5 5BG, UK