Casein kinase 1δ-IN-31

Casein kinase1δ-IN-31 (Compound 16) is an inhibitor of casein kinase (CK), specifically targeting CK1α, CK1δ, and p38α, with IC50 values of 196 nM, 17 nM, and 18 nM, respectively. Additionally, Casein kinase1δ-IN-31 inhibits Double Homeobox 4 (DUX4) with an IC50 of 1200 nM.