title: Optical rotatory dispersion and antibacterial activity of the macro-ring analogues of Gramicidin S.
mesh_terms: D001412:Bacillus subtilis / Q000187:drug effects; D008968:Molecular Conformation; D009905:Optical Rotatory Dispersion; D010455:Peptides / Q000032:analysis; D013210:Staphylococcus / Q000187:drug effects; D013329:Structure-Activity Relationship; D014449:Tyrothricin / Q000494:pharmacology
chemical_list: D010455:Peptides; D014449:Tyrothricin