CDK2 Inhibitor

PHA-793887 is a CDK inhibitor (with IC₅₀ values of 8 nM for Cdk2, 60 nM for Cdk1, 62 nM for Cdk4, 138 nM for Cdk9). PHA-793887 inhibits purified GSK3β (IC₅₀ 79 nM). PHA-793887 reduces the phosphorylation level of nucleophosmin/cdc6, induces G1/G2/M phase arrest, and triggers Apoptosis by activating Caspase-3. PHA-793887 exhibits anticancer activity against leukemia. PHA-793887 can be used in research related to acute leukemia, chronic myeloid leukemia, and advanced/metastatic solid tumors.

Atuveciclib (BAY-1143572) is a potent and highly selective, oral PTEFb/CDK9 inhibitor. Atuveciclib (BAY-1143572) inhibits CDK9/CycT1 with an IC₅₀ of 13 nM.

LDC000067 is a highly specific CDK9 inhibitor with an IC₅₀ value of 44±10 nM in vitro.

Milciclib (PHA-848125) is a potent, ATP-competitive and dual inhibitor of CDK and Tropomyosin receptor kinase (TRK), with IC₅₀s of 45, 150, 160, 363, 398 nM and 53 nM for cyclin A/CDK2, cyclin H/CDK7, cyclin D1/CDK4, cyclin E/CDK2, cyclin B/CDK1 and TRKA, respectively.

SU9516 is a potent CDK2 inhibitor, with an IC₅₀ of 22 nM, and also shows inhibitory effects on CDK1 and CDK4, with IC₅₀s of 40, 200 nM, respectively.

GFB-12811 is a high selective CDK5 inhibitor with an IC₅₀ of 2.3 nM.

RGB-286638 is a potent inhibitor of CDK and MAPK9. RGB-286638 inhibits the activities of cyclin T1-CDK9, cyclin B1-CDK1, cyclin E-CDK2, cyclin D1-CDK4, cyclin E-CDK3 and p35-CDK5, with IC₅₀ values of 1, 2, 3, 4, 5 and 5 nM, respectively. RGB-286638 inhibits GSK-3β and TAK1, with IC₅₀ values of 3 nM and 5 nM, respectively. RGB-286638 induces caspase-dependent Apoptosis in cells. RGB-286638 delays tumor growth in an orthotopic glioblastoma mouse model. RGB-286638 extends survival in multiple myeloma models. RGB-286638 can be used in research related to glioblastoma and multiple myeloma.

CGP60474, a highly potent anti-endotoxemic agent, is a potent cyclin-dependent kinase (CDK) inhibitor (IC₅₀ values are 26, 3, 4, 216, 10, 200 and 13 nM for CDK1/B, CDK2/E, CDK2/A, CDK4/D, CDK5/p25, CDK7/H and CDK9/T, respectively). CGP60474 is a selective and ATP-competitive PKC inhibitor.

PHA-767491 hydrochloride is a dual Cdc7/Cdk9 inhibitor, with IC₅₀s of 10 nM and 34 nM, respectively.

Asnuciclib (CDKI-73; LS-007) is an orally active and highly efficacious CDK9 inhibitor, with K_i values of 4 nM, 4 nM and 3 nM for CDK9, CDK1 and CDK2, respectively. Asnuciclib down-regulates the RNAPII phosphorylation. Asnuciclib is also a novel pharmacological inhibitor of Rab11 cargo delivery and innate immune secretion.

CDK2-IN-4 (compound 73) is a potent and selective CDK2 inhibitor with an IC₅₀ of 44 nM for CDK2/cyclin A, shows 2,000-fold selectivity over CDK1/cyclin B (IC₅₀=86 uM).

JSH-150 is a highly selective and potent CDK9 inhibitor with an IC₅₀ of 1 nM.

NU6102 is a potent CDK1 and CDK2 inhibitor with IC₅₀s of 9.5 nM and 5.4 nM for CDK1/cyclinB and CDK2/cyclinA3, respectively. NU6102 shows selectivity for CDK1/CDK2 over CDK4 (IC₅₀ of 1.6 μM), DYRK1A (IC₅₀ of 0.9 μM), PDK1 (IC₅₀ of 0.8 μM) and ROCKII (IC₅₀ of 0.6 μM).

(R)-CR8 (CR8) trihydrochloride, a second-generation analog of Roscovitine, is a potent CDK1/2/5/7/9 inhibitor. (R)-CR8 trihydrochloride inhibits CDK1/cyclin B (IC₅₀=0.09 μM), CDK2/cyclin A (0.072 μM), CDK2/cyclin E (0.041 μM), CDK5/p25 (0.11 μM), CDK7/cyclin H (1.1 μM), CDK9/cyclin T (0.18 μM) and CK1δ/ε (0.4 μM). (R)-CR8 trihydrochloride induces apoptosis and has neuroprotective effect. (R)-CR8 trihydrochloride acts as a molecular glue degrader that depletes cyclin K.

PHA-767491 is a dual Cdc7/Cdk9 inhibitor, with IC₅₀s of 10 nM and 34 nM, respectively.

Samuraciclib (CT7001) is a potent, selective, ATP-competitive and orally active CDK7 inhibitor, with an IC₅₀ of 41 nM. Samuraciclib displays 45-, 15-, 230- and 30-fold selectivity over CDK1, CDK2 (IC₅₀ of 578 nM), CDK5 and CDK9, respectively. Samuraciclib inhibits the growth of breast cancer cell lines with GI₅₀ values between 0.2-0.3 μM. Samuraciclib has anti-tumor effects.

Epmedin C (Epimedin-C; Baohuoside-VI) is an orally active anti-inflammatory agent and immunomodulator that binds to multiple key proteins including UCP1, Caspase-1, CDK2 and Keap1. Epmedin C inhibits epithelial cell proliferation by disrupting the complex function of CDK2/Cyclin E. Epmedin C also upregulates Nrf2 expression, reduces ROS levels and inhibits pro-inflammatory cytokine secretion, thereby effectively restoring antibody production and alleviating tissue damage. Epmedin C has good safety with no hepatotoxicity or skin sensitization, and it has been used in studies on diseases such as obesity, Deoxynivalenol (HY-N6684)-induced immunotoxicity and mammary hyperplasia.

CDK5 inhibitor 20-223 is a potent CDK2 and CDK5 inhibitor with IC₅₀s of 6.0 and 8.8 nM, respectively. CDK5 inhibitor 20-223 is an effective anti-colorectal cancer (CRC) agent.

Purvalanol B (NG 95) is a potent, selective, reversible and ATP-competitive inhibitor CDK, with IC₅₀s of 6 nM, 6 nM, 9 nM, 6 nM for cdc2-cyclin B, CDK2-cyclin A, CDK2-cyclin E and CDK5-p35, respectively. Purvalanol B shows selectivity for CDK over a range of other protein kinases (IC₅₀>1000 nM). Purvalanol B inhibits the growth a chloroquine-resistant strain of P. falciparum.

THZ2 is a potent and selective CDK7 inhibitor with an IC₅₀ of 13.9 nM.