Structures of lipids used in this work (from Avanti Polar Lipids WEBsite). Lipid names: POPC, palmitoyloleoylphosphatidylcholine; POPE, palmitoyloleoylphosphatidylethanolamine; POPS, palmitoyloleoylphosphatidylserine; PI, phosphatidylinositol (soy); PIP, phosphatidylinositol-4-phosphate (porcine brain); phosphatidylinositol-4,5-bisphosphate (porcine brain). The primary structure of MA31myr is shown. Counterions are shown for the charged lipids.