Figure 1.

List of primary structures and abbreviations for the peptides studied in this work. The [Leu¹¹-OMe] trichogin GA IV is termed tric-OMe and its thionated derivatives at position 2, position 5, and position 9 are termed ψ[CS-NH]², ψ[CS-NH]⁵, and ψ[CS-NH]⁹, respectively.