A Picrinine N-Methyltransferase Belongs to a New Family of gamma-Tocopherol-Like Methyltransferases Found in Medicinal Plants That Make Biologically Active Monoterpenoid Indole Alkaloids.
Rauvolfia serpentina N-methyltransferases involved in ajmaline and Nbeta -methylajmaline biosynthesis belong to a gene family derived from gamma-tocopherol C-methyltransferase.