Biochem/physiol Actions SB 202190 is a highly selective, potent and cell permeable inhibitor of p38 MAP kinase. SB 202190 binds within the ATP pocket of the active kinase (Kd = 38 nM, as measured in recombinant human p38), and selectively inhibits the p38α and β isoforms. Legal Information Sold for research purposes under agreement from Glaxo-Smith-Kline |