cdk4/cyclind

CDK9-IN-7 is a highly selective and orally active CDK9/cyclin T inhibitor (IC50: 11 nM), which exhibits more potent over other CDKs (CDK4/cyclinD: 148 nM; CDK6/cyclinD: 145 nM).

CGP60474 is an inhibitor of VEGFR-2 (IC50 = 84 nM) and an inhibitor of ATP-competitive PKC. CGP60474 is also a highly potent anti-endotoxemic agent and inhibits cyclin-dependent kinase (CDK) potently.

NU6140 is a selective inhibitor of CDK2-cyclin A (IC50, 0.41 μM). It shows 10- to 36-fold selectivity over other CDKs. NU6140 also effectively inhibits Aurora A and Aurora B (IC50s: 67 and 35 nM, respectively). It also enhances the apoptotic effect and has anti-cancer activity.

Roniciclib (BAY 1000394) is a potent pan-CDK inhibitor and a novel oral cytotoxic agent. Roniciclib inhibits the activity of cell-cycle CDKs CDK1, CDK2, CDK3, CDK4, and of transcriptional CDKs CDK7 and CDK9 with IC(50) values in the range between 5 and 25 nmol/L.

BMS-265246 is a potent and selective CDK1/2 inhibitor. Its chemical name is (4-[R-(2,3-Dihydro-benzo[1,4]dioxin-6-yl)-1H-indol-1-yl]-1H-pyrazolo[3,4-d] pyrimidine-6-amine), and it functions by targeting CDK1 and CDK2 to potentially disrupt cell cycle progression.

GP-82996 (CINK4) is a pharmacological inhibitor specifically targeting CDK4/6, exhibiting IC50 values of 1.5 μM for CDK4/cyclin D1, 5.6 μM for CDK6/cyclin D1, and 25 μM for Cdk5/p35. It effectively induces apoptosis in U2OS cancer cells, positioning it as a potential investigational tool in cancer research [1] [2].

ZDLD20 is an orally active and selective CDK4 inhibitor, a β-carboline analog with anti-HCT116 and anticancer activity that inhibits colony formation, inhibits invasion and migration, induces apoptosis, and prevents the G1 phase of the cell cycle.

R547 (Ro 4584820) is a potent ATP-competitive inhibitor of CDK1/2/4 with Ki of 2 nM/3 nM/1 nM. It is less potent to CDK7 and GSK3α/β, while inactive to other kinases. Phase 1.

Palbociclib (PD 0332991) is a CDK inhibitor that inhibits CDK4 and CDK6 (IC50=11/16 nM) and is orally active. Palbociclib has anti-tumorigenic activity and has investigational potential for use in ER-positive and HER2-negative breast cancer.

Palbociclib monohydrochloride (PD 0332991 hydrochloride) is a selective inhibitor of CDK4/6 (IC50s: 11/16 nM). It exhibits no inhibition against a panel of 36 additional protein kinases.

CAN508 is a potent ATP-competitive CDK9/cyclin T1 inhibitor with an IC50 of 0.35 μM. It also competitively inhibits Cdk2-cyclin E with respect to ATP, with Ki and IC50 values of 13.3 μM and 20 μM, respectively. CAN508 exhibits a 38-fold selectivity for CDK9/cyclin T over other CDK/cyclin complexes. [Antitumor activity.]

MC180295 ((rel)-MC180295) is a novel, potent, and highly selective CDK9 inhibitor with an IC50 of 5 nM, demonstrating over 22-fold selectivity compared to other CDKs.

CHIR-124 is an effective Chk1 inhibitor (IC50: 0.3 nM). It has 2, 000-fold selectivity against Chk2, 500- to 5, 000-fold less activity against Cdc2 and CDK2/4.

CDKI-83 is a potent CDK9 inhibitor. The compound shows effective anti-proliferative activity in human tumour cell lines with GI50 <1 μM, and is capable of inducing apoptosis in A2780 human ovarian cancer cells as determined by the activated caspase-3, Annexin V/PI double staining and accumulated cells at the sub-G1 phase of cellcycle. The research results suggest that combined inhibition of CDK9 and CDK1 may result in the effective induction of apoptosis and CDKI-83 has the potential to be developed as an anti-cancer agent.

Voruciclib is an orally active and selective CDK inhibitor (Ki: 0.626 nM-9.1 nM) that represses the expression of MCL-1 in multiple models of diffuse large B-cell lymphoma and effectively blocks CDK9, the transcriptional regulator of MCL-1.

Samuraciclib hydrochloride (ICEC0942 hydrochloride) is a potent, selective, ATP competitive and oral active CDK7 inhibitor with IC50 of 41 nM. The selectivity of Samuraciclib hydrochloride is 45-, 15-, 230- and 30-fold higher than CDK1, CDK2 (IC50 is 578 nM), CDK5 and CDK9 respectively. Samuraciclib hydrochloride inhibits the growth of breast cancer cell lines with GI50 values between 0.2-0.3 μM. Samuraciclib hydrochloride has anti-tumor effects.

Lerociclib (G1T38) is a selective and highly potent CDK4/6 inhibitor with anticancer and antitumor activity, inhibits CDK4/CyclinD1 and CDK6/CyclinD3, and inhibits tumor growth in an animal model of endocrine-resistant breast cancer. Due to the poor solubility, for animal studies, the salt form T11345L is recommended.

Lerociclib dihydrochloride (G1T38 dihydrochloride) is a potent and selective CDK4/CDK6 inhibitor, with IC50 values of 2 nM for CDK6/CyclinD3 and 1 nM for CDK4/CyclinD1.

Indirubin-5-sulfonate shows inhibitory activity against GSK-3β. Indirubin-5-sulfonate is a cyclin-dependent kinase (CDK) inhibitor, with IC50 values of 55 nM, 35 nM, 150 nM, 300 nM and 65 nM for CDK1/cyclin B, CDK2/cyclin A, CDK2/cyclin E, CDK4/cyclin D1,

Palbociclib-d8 (PD 0332991 D8) is the 2H-labeled form of Palbociclib. Palbociclib is an orally active CDK inhibitor that inhibits CDK4 and CDK6 (IC50=11/16 nM). Palbociclib has anti-tumor activity and is used in research for estrogen receptor-positive and HER2-negative breast cancer.

Riviciclib is a potent inhibitor of cyclin-dependent kinase (CDK)(CDK9-cyclinT1, CDK4-cyclin D1, and CDK1-cyclinB with IC50s of 20 nM, 63 nM, and 79 nM, respectively),with antitumor activity on cisplatin-resistant cells.

Trilaciclib hydrochloride (G1T28 hydrochloride) is an inhibitor of CDK4/6 (IC50s: 1 nM and 4 nM for CDK4 and CDK6).

Voruciclib hydrochloride is an orally active and selective CDK inhibitor with a Ki range of 0.626 nM to 9.1 nM.

FN-1501 is a potent FLT3 and CDK inhibitor (IC50s: 2.47, 0.85, 1.96, and 0.28 nM for CDK2/cyclin A, CDK4/cyclin D1, CDK6/cyclin D1 and FLT3, respectively). FN-1501 also has anticancer activity.