1.14.19.54 Biosynthesis of secondary metabolites - 01110 - 1.14.19.54 Isoquinoline alkaloid biosynthesis - 00950 - 1.14.19.54 Metabolic pathways - 01100 - 1.14.19.54 morphine biosynthesis - - PWY-5270 1.14.19.54 morphine biosynthesis morphine biosynthesis - -