Biosynthesis of the isovaleryl and senecioyl moieties of tropane alkaloids.
D000470:Alkaloids / Q000096:biosynthesis; D013286:Datura stramonium / Q000378:metabolism; D007930:Leucine / Q000378:metabolism; D010944:Plants / Q000378:metabolism*; D010946:Plants, Medicinal; D010947:Plants, Toxic; D014326:Tropanes / Q000096:biosynthesis*; D014631:Valerates / Q000096:biosynthesis; D014633:Valine / Q000378:metabolism
D000470:Alkaloids; D014326:Tropanes; D014631:Valerates; D007930:Leucine; D014633:Valine