1. Biocatalysis Department of Biotechnology Delft University of Technology Van der Maasweg 9 2629 HZ Delft (The Netherlands
2. Department of Chemistry University College London 20 Gordon Street London WC1H 0AJ UK
3. Laboratorio de Biotransformaciones y Química de Ácidos Nucleicos Universidad Nacional de Quilmes Roque S. Peña 352 B1876BXD Bernal Argentina
4. Institute of Pharmaceutical Sciences University of Freiburg Albertstr. 25 79104 Freiburg Germany
5. Department of Biochemical Engineering Bernard Katz Building University College London London WC1E 6BT UK