1. Institute of Systems, Molecular and Integrative Biology, University of Liverpool, Liverpool L697ZB, UK
2. Department of Mathematics, Imperial College London, London SW7 2AZ, UK
3. Defence and Security Analysis Division, Defence Science and Technology laboratory (DSTL), Salisbury SP4 0JQ, UK
4. Chemical, Biological and Radiological Division, Defence Science and Technology laboratory (DSTL), Salisbury SP4 0JQ, UK
5. Cyber and Information Systems Division, Defence Science and Technology laboratory (DSTL), Salisbury SP4 0JQ, UK
6. Center for Molecular Medicine Cologne, University of Cologne, Cologne 50931, Germany