... fractionation,MALDI-TOF MS monitoring of separation of the peptides, and automated Edman sequencing of the purified material (i.e. workflow 1, see Experimentalprocedures). This approach was followed for all ... structures of one of the peptides from O. livida (nigrocin-2LVa) and of nigro-cin-2HJ from O. hejiangensis were identical to that of the original nigrocin-2N peptide from the skin of the Oriental ... Molecular Therapeutics Research, School of Pharmacy, Queen’s University, Belfast, Northern Ireland2 Department of Biotechnology, Kluyver Laboratory, Delft University of Technology, Delft, The Netherlands3...