1. Department of Biochemistry, The University of Western Ontario, 1151 Richmond Street, London, Ontario N6A 5C1, Canada
2. Department of Applied Mathematics, The University of Western Ontario, 1151 Richmond Street, London, Ontario N6A 5B7, Canada
3. Department of Computer Science, The University of Western Ontario, 1151 Richmond Street, London, Ontario N6A 5B7, Canada
4. Department of Chemistry, The University of Western Ontario, 1151 Richmond Street, London, Ontario N6A 3K7, Canada
5. Centre for Advanced Materials and Biomaterials Research, The University of Western Ontario, 1151 Richmond Street, London, Ontario N6A 5B7, Canada