1. Department of Chemistry University of Warwick Coventry CV4 7AL UK
2. Laboratory of Gene Technology KU Leuven Kasteelpark Arenberg 21, PO Box 2462 3001 Heverlee Belgium
3. Laboratory for Medicinal Chemistry Rega Institute for Medical Research Herestraat 49, PO Box 1041 3000 Leuven Belgium
4. Laboratory of Molecular Bacteriology Rega Institute for Medical Research Herestraat 49, PO Box 1037 3000 Leuven Belgium
5. School of Chemistry, Cantock's Close University of Bristol Bristol BS8 1TS UK
6. Department of Human Genetics KU Leuven Herestraat 49 3000 Leuven Belgium
7. Laboratory for Biomolecular Discovery and Engineering KU Leuven Kasteelpark Arenberg 31, box 2438 3001 Heverlee Belgium