khcb20

KH-CB20, an E Z mixture, is a potent and selective inhibitor of CLK1 and CLK4 , with an IC 50 of 16.5 nM for CLK1 . KH-CB20 also can inhibits DYRK1A ( IC 50 =57.8 nM) and CLK3 ( IC 50 =488 nM).