1. Department
of Physics, Chemistry
and Pharmacy, University of Southern Denmark, Campusvej 55, DK-5230
Odense M, Denmark
2. Institute
of Pharmaceutical
and Medicinal Chemistry, University of Düsseldorf, Universitätsstrasse
1, D-40225 Düsseldorf, Germany
3. Institute for Pharmaceutical Biology,
University of Bonn, Nussallee 6, D-53115 Bonn, Germany
4. Molecular Pharmacology Group,
Institute of Molecular, Cell and Systems Biology, College of Medical,
Veterinary and Life Sciences, University of Glasgow, Glasgow G12 8QQ,
Scotland, U.K.
5. Clore Laboratory,
University
of Buckingham, Hunter Street, Buckingham MK18 1EG, U.K.