CKI-7 is a potent and ATP-competitive casein kinase 1 (CK1) inhibitor with an IC50 of 6 μM and a Ki of 8.5 μM. CKI-7 is a selective Cdc7 kinase inhibitor. CKI-7 also inhibits SGK, ribosomal S6 kinase-1 (S6K1) and mitogen- and stress-activated protein kinase-1 (MSK1). CKI-7 has a much weaker effect on casein kinase II and other protein kinases[1][2][3][4].
TTP 22 is a potent CK2 inhibitor, with an IC50 of 100 nM and a Ki of 40 nM.
Casein kinase 1δ-IN-6 is a potent and selective protein kinase CK-1δ inhibitor with an IC50 of 23 nM. Casein kinase 1δ-IN-6 shows neuroprotective and anti-inflammatory properties both in vitro and in vivo. Casein kinase 1δ-IN-6 is a promising drug candidate and can be used for neurodegenerative diseases research.
Casein Kinase II Substrate is a casein kinase II (CK2) peptide substrate that can be selectively phosphorylated by CK2[1].
SR-3029 is a potent and ATP competitive CK1δ and CK1ε inhibitor, with IC50s of 44 nM and 260 nM, respectively, and Kis of 97 nM for both kinases.
Ac-VDVAD-CHO is a caspase-2/3 inhibitor (IC50: 46 and 15 nM)[1].
Casein kinase 1δ-IN-10 is a casein kinase 1δ (CK1δ) inhibitor (WO2012080729A2; compound 685)[1].
LH846 is a selective inhibitor of CKIδ, with an IC50 of 290 nM, and less potently inhibits CKIα and CKIε, with IC50s of 2.5 μM and 1.3 μM, respectively.
MRT00033659 is a potent broad-spectrum kinase inhibitor of CK1 (IC50=0.9 µM for CK1δ) and CHK1 (IC50=0.23 µM). MRT00033659, a pyrazolo-pyridine analogue, induces p53 pathway activation and E2F-1 destabilisation[1].
CK2-IN-4 (compound 5) is a protein kinase (CK2) inhibitor (IC50=8.6 µM). CK2-IN-4 has good potential for research in the areas of cancer, viral infections and glomerulonephritis[1].
Orobol is one of the major soy isoflavones and has various pharmacological activities, including anti-skin-aging and anti-obesity effects. Orobol inhibits CK1ε, VEGFR2, MAP4K5, MNK1, MUSK, TOPK, and TNIK (IC50=1.24-4.45 μM). Orobol also inhibits PI3K isoforms (IC50=3.46-5.27 μM for PI3K α/β/γ/K/δ)[1][2].
Umbralisib (TGR-1202) tosylate is an orally active, potent and selective dual PI3Kδ and casein kinase-1-ε (CK1ε) inhibitor, with EC50 of 22.2 nM and 6.0 μM, respectively. Umbralisib tosylate exhibits unique immunomodulatory effects on chronic lymphocytic leukemia (CLL) T cells. Umbralisib tosylate can be used for haematological malignancies reseach[1][2][3][4].
Umbralisib sulfate is an orally active, potent and selective dual PI3Kδ and casein kinase-1-ε (CK1ε) inhibitor, with EC50 of 22.2 nM and 6.0 μM, respectively. Umbralisib sulfate exhibits unique immunomodulatory effects on chronic lymphocytic leukemia (CLL) T cells. Umbralisib sulfate can be used for haematological malignancies reseach[1][2][3][4].
Casein kinase 1δ-IN-9 (compound 737) is a potent casein kinase 1δ (CK1δ/CK15) inhibitor. Casein kinase 1δ-IN-9 can be used for the research of neurodegenerative disorders such as Alzheimer's disease[1].
c-Myc inhibitor 7 is a c-Myc inhibitor and a multiple target protein degrader. c-Myc inhibitor 7 effective degrades c-MYC, CK1α, GSPT1 and IKZF1/2/3 proteins in a variety of tumor cells. c-Myc inhibitor 7 can be used for c-Myc high expression related disease research, such as cancer, cardiovascular and cerebrovascular diseases, and viral infection[1].
IQA (CGP-029482) is a potent and selective protein kinase CK2 inhibitor[1].
Casein kinase 1δ-IN-5 is a potent and selective protein kinase CK-1δ inhibitor with an IC50 of 47 nM. Casein kinase 1δ-IN-5 shows neuroprotective and anti-inflammatory properties both in vitro. Casein kinase 1δ-IN-5 has the potential for neurodegenerative diseases research.
CK2/ERK8-IN-1 is a dual casein kinase 2 (CK2) (Ki of 0.25 µM) and ERK8 inhibitor with IC50s of 0.50 μM. CK2/ERK8-IN-1 also binds to PIM1, HIPK2 (homeodomain-interacting protein kinase 2), and DYRK1A with Kis of 8.65 µM, 15.25 µM, and 11.9 µM, respectively. CK2/ERK8-IN-1 has pro-apoptotic efficacy[1].
Casein Kinase II Inhibitor IV is a small-molecule inducer of epidermal keratinocyte differentiation.
CK2-IN-9 is a potent and selective inhibitor of CK2 kinase with an IC50 of 3 nM. CK2-IN-9 reduces Wnt reporter activity with an IC50 of 75 nM. CK2-IN-9 has low exposure (AUC=0.36 μM/h) and high clearance (CL=65 mL/min/kg) properties in rat[1].
SR-1277 is a potent, selective and ATP competitive CK1δ/ε inhibitor, with IC50s of 49 nM and 260 nM, respectively. SR-1277 also inhibits FLT3, CDK4/cyclin D1, CDK6/cyclin D3 and CDK9/cyclin K, with IC50s of 305 nM, 1340 nM, 311 nM and 109 nM, respectively. SR-1277 can be used for the research of cancer[1].
PF-4800567 is a potent and selective inhibitor of casein kinase 1ϵ (CK1ϵ), with an IC50 of 32 nM, which is greater than 20-fold selectivity over CK1δ (IC50, 711 nM).
CK1-IN-2 (compound Nr.4) is a potent CK1 inhibitor with an IC50 values of 123, 19.8, 26.8, 74.3 nM for CK1a, CK1d, CK1e, p38a, respectively[1].
TBCA is a highly selective CK2 (casein kinase II) inhibitor with an IC50 of 110 nM and a Ki of 77 nM. TBCA shows selectivity for CK2 over CK1, DYRK1A and a panel of 27 other kinases[1][2].
CK1-IN-1 is a casein kinase 1 (CK1) inhibitor extracted from patent WO2015119579A1, compound 1c, has IC50s of 15 nM, 16 nM, 73 nM for CK1δ, and CK1ε, p38σ MAPK, respectively[1].
Casein Kinase II Receptor Peptide is a substrate for casein kinase II with an Km value of 500 µM. Casein Kinase II Substrate can be used for measure casein kinase II activity in crude enzyme preparations[1].
CKI-7 is a potent and ATP-competitive casein kinase 1 (CK1) inhibitor with an IC50 of 6 μM and a Ki of 8.5 μM. CKI-7 is a selective Cdc7 kinase inhibitor. CKI-7 also inhibits SGK, ribosomal S6 kinase-1 (S6K1) and mitogen- and stress-activated protein kinase-1 (MSK1). CKI-7 has a much weaker effect on casein kinase II and other protein kinases[1][2][3][4].
CX-4945 sodium salt is an orally bioavailable, highly selective and potent CK2 inhibitor, with IC50 values of 1 nM against CK2α and CK2α'.
TBB is a cell-permeable and ATP-competitive CK2 inhibitor with an IC50 of 0.15 μM for rat liver CK2.
Casein Kinase inhibitor A51 (CKIα inhibitor A51) is a novel pan-specific CKI (CSNK1) inhibitor (Kd=0.5-20 nM, CKIα Kd=5.3 nM) that co-targets the transcriptional kinases CDK7 and CDK9, with hardly inhibition of CDK8, CDK13, CDK11a, CDK11b, and CDK19; target both CDK7 and CDK9 with low nM Kd values; induces leukemia cell apoptosis at <160 nM, in correlation to the capacity to stabilize p53; shows high and selective sensitivity against leukemic CFUs in colony-forming unit (CFU) assay, without effect on normal hematopoietic CFUs; blocking CKIα together with CDK7 and/or CDK9 synergistically stabilize p53, deprive leukemia cells of survival and proliferation-maintaining SE-driven oncogenes, induce apoptosis, abolishes the expression of MYC, MDM2, and the anti-apoptotic oncogene MCL1; demonstrates therapeutic efficacy with preserved hematopoiesis and leukemia cure potential in AML mouse models.