Extended Data Fig. 6: Comparison of alstonine and serpentine standards and producers.
From: Biosynthesis of natural and halogenated plant monoterpene indole alkaloids in yeast

a–c, LCMS analysis of Profile of MS/MS transitions for alstonine standard (a), broth of alstonine producer Sc77 (b) and serpentine standard (c). Transitions characteristic for alstonine and serpentine: 262.9 (gray), 316.9 (blue), and 234.9 (green). d–g, HRMS analysis of alstonine standard (d), broth of alstonine producer Sc112 (e), serpentine standard (f), and broth of serpentine producer Sc85 (g).