1. Department
of Chemistry, University of Cape Town, P Bag X3, Rondebosch, Cape Town, South Africa 7701
2. Uppsala
Center for Computational Chemistry, Science for Life Laboratory, Department
of Cell and Molecular Biology, Uppsala University, Husargatan 3, Box
596, SE-751 24 Uppsala, Sweden
3. Department
of Chemistry, University of Debrecen, H-4010 Debrecen, Egyetem tér 1, Pf. 20, Hungary
4. BIOPEP
Peptide group, Department of Biochemistry, Stellenbosch University, Stellenbosch, South Africa 7600