GNF2133 is an effective and selective inhibitor of DYRK1A with IC50s of 6.2 nM. GNF2133 can be used in studies about type 1 diabetes.

EHT 1610 (EHT 5372) is a potent inhibitor of DYRK, with an IC50 of 0.36 nM and 0.59 nM for DYRK1A and DYRK1B, respectively. EHT 1610 has an inhibitory effect on leukemia, regulating cell cycle and inducing cell apoptosis.

HTH-01-091 is a potent and selective maternal embryonic leucine zipper kinase (MELK) inhibitor (IC50: 10.5 nM).HTH-01-091 inhibits PIM1/2/3, RIPK2, DYRK3, smMLCK and CLK2. HTH-01-091 can be used to study breast cancer.

GSK-626616 is a potent and orally bioavailable DYRK3 inhibitor (IC50: 0.7 nM). It inhibits other members of the DYRK family with similar potency. GSK-626616 is a potential therapy for the treatment of anemia.

Clk1-in-3 is a + selective and highly potent sexual Clk1 inhibitor with an IC50 of 5 nM and 300 pairs higher affinity than Dyrk1A. CLK1-IN-3 also showed highly effective inhibition of Clk2 and Clk4, with IC50 values of 42 and 108 nM, respectively. CLK1-IN-3 is effective in inducing autophagy in vitro and can be used for prevention and human treatment of acute liver injury (ALI).