FK706 is a potent, slow-binding and competitive inhibitor of human neutrophil elastase with an IC 50 of 83 nM and a K i of 4.2 nM. FK706 also inhibits mouse neutrophil elastase and porcine pancreatic elastase with IC 50 s of 22 nM and 100 nM, respectively, and has no inhibitory activity against other serine proteinases such as human pancreatic trypsin, human pancreatic α-chymotrypsin and human leukocyte cathepsin G. FK706 has anti-inflammatory effect .
FK 706;FK706;sodium 2-(4-((1-((2-((3,3,3-trifluoro-1-isopropyl-2-oxopropyl)aminocarbonyl)pyrrolidin-1-yl)carbonyl)-2-methylpropyl)aminocarbonyl)benzoylamino)acetate