title: Letter: New pepstatins, pepstatins Bu, Pr and Ac produced by Streptomyces.
mesh_terms: D000900:Anti-Bacterial Agents / Q000302:isolation & purification* / Q000494:pharmacology; D002403:Cathepsins / Q000037:antagonists & inhibitors; D055598:Chemical Phenomena; D002621:Chemistry; D009842:Oligopeptides / Q000302:isolation & purification / Q000494:pharmacology; D010434:Pepsin A / Q000037:antagonists & inhibitors; D013302:Streptomyces / Q000032:analysis*; D000092502:Renin Inhibitors
chemical_list: D000900:Anti-Bacterial Agents; D002403:Cathepsins; D009842:Oligopeptides; D010434:Pepsin A; D000092502:Renin Inhibitors