cyclin e

Alsterpaullone is a Cyclin-Dependent Kinase Inhibitor, Mediated Toxicity in HeLa Cells Through Apoptosis-Inducing Effec

RO-3306 is a selectivity ATP-competitive CDK1 inhibitor (Ki: 20 nM). The selectivity of RO-3306 for CDK1 is >15-fold higher than a diverse panel of human kinases.

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.

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.]

Ganodermanontriol is a purified triterpene extracted from GL that inhibits proliferation of HCT-116 and HT-29 colon cancer cells without significantly compromising cell viability and suppresses β-catenin transcriptional activity and cyclin D1 protein levels in a dose-dependent manner. Ganodermanontriol also reduces Cdk-4 and PCNA while increasing E-cadherin and β-catenin accumulation in HT-29 cells, Ganodermanontriol markedly suppresses tumor growth in an HT-29 xenograft mouse model without adverse effects, highlighting its strong potential as a chemotherapeutic candidate for colorectal cancer research.

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,

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.

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.

(E/Z)-TG003 is a potent and ATP-competitive inhibitor of Cdc2-like kinase (Clk).

Bohemine is a cyclin-dependent kinase inhibitor.

Purvalanol A (NG-60) is an effective and cell-permeable CDK inhibitor with IC50 of 70/4/35/850 nM for cdk2-cyclin A/B/E, and cdk4-cyclin D1, respectively.

Seliciclib (Roscovitine) is a potent inhibitor of Cdk2/cyclin E (IC50=0.1 µM). Seliciclib also inhibits Cdk7/cyclin H, Cdk5/p35 and Cdc2/cyclin B (IC50=0.49/0.16/0.65 µM). Seliciclib has antitumor activity.

Aloisine A is a potent and selective CDK/GSK-3 inhibitor. IC50 data of Aloisine A: Cdk1/cyclin B (IC50: 150nM), Cdk2/cyclin A (IC50: 120nM), Cdk2/cyclin E (IC50: 400nM), Cdk5/p25 (IC50: 200nM), Cdk5/p35 (IC50: 160nM), GSK-3α (IC50: 500nM), GSK-3β (IC50: 6

(E/Z)-Zotiraciclib ((E/Z)-TG02) effectively inhibits CDK2, JAK2, and FLT3 with IC50s of 13 nM, 73 nM, and 56 nM, respectively.

Aminopurvalanol A is a competitive, selective and cell-permeable inhibitor of cyclin-dependent kinase (CDK) that potently inhibits Cyclin A/cdk2, Cyclin B/cdk1, Cyclin E/cdk2, and P35/cdk5 with IC50 of 33 nM, 33 nM, 28 nM and 20 nM, respectively.

KenPaullone (9-Bromopaullone), a potent CDK1, CDK2 and CDK5 inhibitor, as new enhancer for iTreg cell differentiation. Kenpaullone promotes iTreg cell differentiation through increased and prolonged transcription of foxp3 gene by enhancing TGFβ-Smad3 signaling pathway.

AT7519 is a kinase inhibitor (IC50: 0.19, 0.044, 0.51, 0.067, 0.66 and 0.018 μM for CDK1/cyclinB, CDK2/CyclinA, CDK2/Cyclin E, CDk4/CyclinD1, CDK6/Cyclin D3, CDk5/p35).

RGB-286638 free base is a novel CDK inhibitor with IC50s of 1 nM/2 nM/3 nM/4 nM/5 nM for cyclin T1-CDK9/cyclin B1-CDK1/cyclin E-CDK2/cyclin D1-CDK4/cyclin E-CDK3/p35-CDK5 respectively; less potent against cyclin H-CDK7 and cyclin D3-CDK6.

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.

Phosphatidylinositol 3-kinase (PI3K) catalyzes the phosphorylation of the 3' hydroxyl position of PIs to produce the second messengers PtdIns-(3,4)-P2 and PtdIns-(3,4,5)-P3. PI3Kα, β, and δ are class 1A enzymes composed of p110 and p85 subunits, whereas PI3Kγ is a class 1B PI3K composed of a p110 catalytic subunit and a p101 or p84 regulatory subunit. PI3Kα inhibitor 2 is a selective inhibitor of PI3Kα with IC50 values of 2, 16, 660, and 220 nM for the α, β, γ, and 2Cβ isoforms, respectively. It inhibits PKA, KDR, PKCα, and cyclin E/Cdk2 significantly less effectively (IC50 = 91, 3.4, 466, and 28 μM, respectively). PI3Kα inhibitor 2 inhibits A375 melanoma cell proliferation with an IC50 value of 580 nM.

2,5-dimethyl Celecoxib is a derivative of celecoxib that does not inhibit COX-2 (IC50 = >100 μM).1 It does inhibit microsomal prostaglandin E synthase-1 (mPGES-1) in HeLa cells (IC50 = 15.6 μM) and reduces prostaglandin E2 production in HeLa, A549, and HCA-7 cells (IC50s = 0.64, 0.83, and 3.08 μM, respectively).2 It inhibits proliferation of drug-sensitive RPMI8226 and multidrug-resistant 8226/Dox40 multiple myeloma cells, as well as increases the rate of apoptosis when used at concentrations of 20 and 30 μM.3 2,5-dimethyl Celecoxib reduces the expression of survivin, cyclin A, cyclin B, MEK1, and MEK2 in 8226/Dox40 cells. The antiproliferative effect of 2,5-dimethyl celecoxib is independent of mPGES-1 inhibition.2References1. Zhu, J., Song, X., Lin, H.-P., et al. Using cyclooxygenase-2 inhibitors as molecular platforms to develop a new class of apoptosis-inducing agents. J. Natl. Cancer Inst. 94(23), 1745-1757 (2002).2. Wobst, I., Schiffmann, S., Birod, K., et al. Dimethylcelecoxib inhibits prostaglandin E2 production. Biochem. Pharmacol. 76(1), 62-69 (2008).3. Kardosh, A., Soriano, N., Liu, Y.-T., et al. Multitarget inhibition of drug-resistant multiple myeloma cell lines by dimethyl-celecoxib (DMC), a non-COX-2 inhibitory analog of celecoxib. Blood 106(13), 4330-4338 (2005). 2,5-dimethyl Celecoxib is a derivative of celecoxib that does not inhibit COX-2 (IC50 = >100 μM).1 It does inhibit microsomal prostaglandin E synthase-1 (mPGES-1) in HeLa cells (IC50 = 15.6 μM) and reduces prostaglandin E2 production in HeLa, A549, and HCA-7 cells (IC50s = 0.64, 0.83, and 3.08 μM, respectively).2 It inhibits proliferation of drug-sensitive RPMI8226 and multidrug-resistant 8226/Dox40 multiple myeloma cells, as well as increases the rate of apoptosis when used at concentrations of 20 and 30 μM.3 2,5-dimethyl Celecoxib reduces the expression of survivin, cyclin A, cyclin B, MEK1, and MEK2 in 8226/Dox40 cells. The antiproliferative effect of 2,5-dimethyl celecoxib is independent of mPGES-1 inhibition.2 References1. Zhu, J., Song, X., Lin, H.-P., et al. Using cyclooxygenase-2 inhibitors as molecular platforms to develop a new class of apoptosis-inducing agents. J. Natl. Cancer Inst. 94(23), 1745-1757 (2002).2. Wobst, I., Schiffmann, S., Birod, K., et al. Dimethylcelecoxib inhibits prostaglandin E2 production. Biochem. Pharmacol. 76(1), 62-69 (2008).3. Kardosh, A., Soriano, N., Liu, Y.-T., et al. Multitarget inhibition of drug-resistant multiple myeloma cell lines by dimethyl-celecoxib (DMC), a non-COX-2 inhibitory analog of celecoxib. Blood 106(13), 4330-4338 (2005).

6-Chloro-2-fluoropurine is a heterocyclic building block.1,2It has been used in the synthesis of purine nucleosides that inhibit cyclin-dependent kinases (CDKs)in vitro.16-Chloro-2-fluoropurine has also been used in the synthesis of purine nucleosides that are active against HIV-1 and hepatitis B virus (HBV)in vitro.2 1.Wilson, S.C., Atrash, B., Barlow, C., et al.Design, synthesis and biological evaluation of 6-pyridylmethylaminopurines as CDK inhibitorsBioorg. Med. Chem.19(22)6949-6965(2011) 2.Lee, K., Choi, Y., Gullen, E., et al.Synthesis and anti-HIV and anti-HBV activities of 2'-fluoro-2',3'-unsaturated L-nucleosidesJ. Med. Chem.42(7)1320-1328(1999)

CDK12-IN-4, a pyrazolotriazine compound, exhibits potent inhibition of CDK12 by achieving an IC50 value of 0.641 μM, utilizing high ATP levels (2 mM). Notably, CDK12-IN-4 does not impact CDK2/Cyclin E (IC50 > 20 μM) or CDK9/Cyclin T1 (IC50 > 20 μM) under the influence of high ATP (2 mM) levels (WO2021116178A1).

CDK12-IN-6, a pyrazolotriazine compound, is a powerful inhibitor of CDK12. Its inhibitory activity is significant with an IC50 value of 1.19 μM when tested at high ATP concentration (2 mM). Notably, CDK12-IN-6 does not exhibit any inhibitory effect on CDK2/Cyclin E (IC50 >20 μM) and CDK9/Cyclin T1 (IC50 >20 μM) when tested under the same high ATP conditions (2 mM) (WO2021116178A1).