title: Letter: Absolute configuration of 4-amino-3-hydroxy-6-methylheptanoic acid present in pepstatin A and stereospecific synthesis of all four isomers.
mesh_terms: D000596:Amino Acids; D000900:Anti-Bacterial Agents; D002210:Caprylates; D006868:Hydrolysis; D008968:Molecular Conformation; D009842:Oligopeptides; D013237:Stereoisomerism
chemical_list: D000596:Amino Acids; D000900:Anti-Bacterial Agents; D002210:Caprylates; D009842:Oligopeptides