Fig. 3From: Identification of lipopeptides in Bacillus megaterium by two-step ultrafiltration and LC–ESI–MS/MSLC-ESI–MS lipopeptides spectrum. a–c Clusters of surfactin family. d Clusters of iturin family. e Clusters of fengycin family with single-charge molecule. f Clusters of fengycin family with double-charge molecularBack to article page