title: Absolute configuration of 2,3-dihydroxy-3-methylpentanoic acid, an intermediate in the biosynthesis of isoleucine, and its identity with the esterifying acid of the pyrrolizidine alkaloid strigosine.
mesh_terms: D004952:Esters / Q000032:analysis; D006880:Hydroxy Acids; D007532:Isoleucine / Q000096:biosynthesis*; D008968:Molecular Conformation; D010421:Pentanoic Acids / Q000138:chemical synthesis; D011763:Pyrrolizidine Alkaloids
chemical_list: D004952:Esters; D006880:Hydroxy Acids; D010421:Pentanoic Acids; D011763:Pyrrolizidine Alkaloids; D007532:Isoleucine