1. Peptide Science Laboratory School of Chemistry and Physics University of KwaZulu-Natal Durban 4000 South Africa
2. Department of Chemistry College of Science King Saud University P.O. Box 2455 Riyadh 11451 Saudi Arabia
3. KwaZulu-Natal Research Innovation and Sequencing Platform (KRISP) School of Laboratory Medicine and Medical Sciences College of Health Sciences University of KwaZulu-Natal Durban 4000 South Africa
4. Chemistry Department Faculty of Science Alexandria University, P.O. Box 426, Ibrahimia Alexandria 12321 Egypt
5. CIBER-BBN Networking Centre on Bioengineering Biomaterials and Nanomedicine and Department of Organic Chemistry University of Barcelona 08028 Barcelona Spain
6. Institute for Advanced Chemistry of Catalonia (IQAC-CSIC) 08034 Barcelona Spain