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].
CK2-IN-7 (compound 2) is an inhibitor of casein kinase 2 (CK2). CK2-IN-7 shows synergistic effect with structurally distinct CK2 chemical probe: SGC-CK2-1, against cancer[1].
IC261 is a selective, ATP-competitive CK1 inhibitor, with IC50s of 1 μM, 1 μM, 16 μM for Ckiδ, Ckiε and Ckiα1, respectively.
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].
PF-5006739 is a potent and selective inhibitor of CK1δ/ε with IC50s of 3.9 nM and 17.0 nM, respectively. PF-5006739 is a potential therapeutic agent for a range of psychiatric disorders with low nanomolar in vitro potency for CK1δ/ε and high kinome selectivity. PF-5006739 attenuats opioid drug-seeking behavior in a rodent operant reinstatement model in animals in a dose-dependent manner[1]. PF-5006739 improves glucose tolerance in both diet-induced obesity (DIO) and genetic (ob/ob) mice models of obesity[2].
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].
Casein kinase 1δ-IN-7 (compound 497) is a Casein kinase 1δ inhibitor. Casein kinase 1δ-IN-7 can be used in the study of neurodegenerative disorders such as Alzheimer's disease[1].
Casein Kinase II Inhibitor IV is a small-molecule inducer of epidermal keratinocyte differentiation.
D4476 is a potent, selective and cell-permeable inhibitor of casein kinase 1(CK1) with an IC50 value of 0.3 μM in vitro.
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.
CK2-IN-1 is a CK2 inhibitor, with an IC50 of 150 nM[1].
A-3 hydrochloride is a potent, cell-permeable, reversible, ATP-competitive non-selective antagonist of various kinases. It against PKA (Ki=4.3 µM), casein kinase II (Ki=5.1 µM) and myosin light chain kinase (MLCK) (Ki=7.4 µM). A-3 hydrochloride also inhibits PKC and casein kinase I with Ki values of 47 µM and 80 µM, respectively[1].
Ac-VDVAD-CHO is a caspase-2/3 inhibitor (IC50: 46 and 15 nM)[1].
DMAT is a potent and specific CK2 inhibitor with an IC50 value of 130 nM.
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].
GO289 (GO-289, GO 289) is a potent and selective inhibitor of casein kinase 2 (CK2) with IC50 of 7 nM in in vitro kinase assays, shows minor effects on CKIδ and CKIα activity in vitro; GO289 showed only a moderate or minor effect on the activity of 59 kinases from a variety of classes, the second most affected kinase was PIM2 with an IC50 of 13 nM; caused dose-dependent lengthening of circadian period not only in Bmal1-dLuc reporter cells but also in Per2-dLuc reporter cells with a phase opposite to that of Bmal1-dLuc, inhibits phosphorylation of clock protein PER2 S693 in cells; strongly inhibits Caki-2, A498, and 769-P cancer cells, significantly reduces growth of mouse MLL-AF9 leukemia cells without effect on hematopoietic progenitor cells; shows effectivity on circadian period and reporter signal intensity in spleen explants of MLL-AF9 mice.
Casein kinase 1δ-IN-8 (compound 494) is an inhibitor of Casein kinase 1δ, Casein kinase 1δ-IN-8 can be used in the treatment of neurodegenerative disorders such as Alzheimer's disease[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].
CX-4945 is a potent, selective and oral casein kinase 2 (CK2) inhibitor with a Ki of 0.38 nM.
Casein kinase 1δ-IN-10 is a casein kinase 1δ (CK1δ) inhibitor (WO2012080729A2; compound 685)[1].
TMCB is a selective, ATP-competitive CK2 (casein kinase II) inhibitor with distinct Ki values of 83 nM and 21 nM for the two different catalytic CK2 subunits α and α', respectively[1].
Casein Kinase 2 Substrate Peptide is a common CK2 substrate peptide. Casein Kinase 2 Substrate Peptide is synthesized with its C-terminus conjugated to 5-[(2-aminoethyl)amino]naphthalene-1-sulfonic acid (EDANS). Casein Kinase 2 Substrate Peptide can be used for protein kinase CK2 activity determination[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.
Quinalizarin is a potent, selective and cell-permeable protein kinase CK2 inhibitor with an Ki of ~50 nM and an IC50 of 110 nM. Quinalizarin can induce apoptosis of certain cancer cells[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).
Casein kinase 1δ-IN-14 (compound 481) is a casein kinase inhibitor that can be used to study neurodegenerative diseases such as Alzheimer's disease[1].
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].
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].