title: Enzymatic degradation of pepstatin A to a new tetrapeptide.
mesh_terms: D001407:Bacillus / Q000201:enzymology*; D009842:Oligopeptides / Q000096:biosynthesis* / Q000378:metabolism*; D010436:Pepstatins / Q000378:metabolism*
chemical_list: D009842:Oligopeptides; D010436:Pepstatins