AS-252424 is a potent and selective inhibitor of PI3Kγ with an IC50 of 33 nM and demonstrates over 10-fold selectivity for PI3Kγ versus PI3Kα.

Casein Kinase II Inhibitor IV is an inducer of epidermal keratinocyte differentiation.

Ellagic acid (Gallogen), a thickened tetracyclic natural product, is a potent CK2 inhibitor (IC50=40 nM; Ki=20 nM) with ATP-competitive properties. Ellagic acid is an antioxidant and also possesses antiproliferative activity.

CK2/ERK8-IN-1 (TMCB) is a dual inhibitor of casein kinase 2 (CK2) (Ki: 0.25 µM) and ERK8 (IC50s: 0.50 μM) with pro-apoptotic efficacy. CK2/ERK8-IN-1 also binds to PIM1, DYRK1A, and HIPK2 (Kis: 8.65 µM, 11.9 µM, and 15.25 µM).

TA-01 is a potent inhibitor of CK1 and p38 MAPK, with IC50 values of 6.4 nM for CK1ε, 6.8 nM for CK1δ, and 6.7 nM for p38 MAPK.

CK2α-IN-1 is a selective non-ATP-competitive CK2α inhibitor with an IC50 of 7.0 µM and a Ki of 1.6 µM.CK2α-IN-1 exhibits potential anticancer activity and can be used in cancer research.

Casein kinase 1δ-IN-6 is a potent and selective inhibitor of the protein kinase CK-1δ with an IC50 of 23 nM, demonstrating neuroprotective and anti-inflammatory activity in both in vitro and in vivo assays. Casein kinase 1δ-IN-6 can be used to study neurodegenerative diseases.

Silmitasertib (CX-4945) is a potent, orally bioavailable inhibitor of casein kinase 2 (CK2; Ki: 0.38 nM).