FIT-039 is a selective, ATP-competitive and orally active CDK9 inhibitor with an IC50 of 5.8 μM for CKD9/cyclin T1. FIT-039 does not inhibit other CDKs and other kinases. FIT-039 inhibits replication of HSV-1 (IC50 of 0.69 μM), HSV-2, human adenovirus, and human CMV. FIT-039 is a promising antiviral agent for inhibiting drug-resistant HSVs and other DNA viruses.
XL413 hydrochloride is a potent, selective and ATP competitive inhibitor of Cdc7, with an IC50 of 3.4 nM, and also shows potent effect with IC50s of 215, 42 nM on CK2, PIM1, respectively, and an EC50 of 118 nM on pMCM.
XPW1 is a potent and selective CDK9 inhibitor with excellent activity against clear cell renal cell carcinoma (ccRCC) and low toxicity[1].
Cimpuciclib is a cyclin-dependent kinase(CDK) inhibitor and antineoplastic[1].
GSK-3 inhibitor 3 is a selective, orally active and brain-penetrant inhibitor of GSK-3, with IC50s of 0.35 nM and 0.25 nM for GSK-3α and GSK-3β, respectively. GSK-3 inhibitor 3 lowers levels of tau protein phosphorylation at S396 in a triple-transgenic mouse Alzheimer’s disease model, with IC50 of 10 nM. GSK-3 inhibitor 3 can be used for neurological disease research[1].
DB1113 (Example 24) is a bifunctional compound targeted protein degradation of kinases. DB1113 degrades ABL1, ABL2, BLK, CDK11B, CDK4, CSK, EPHA3, FER, GAK, LIMK1, MAP3K20, MAP4K1, MAP4K2, MAP4K3, MAP4K5, MAPK14, MAPK7, MAPK8, MAPK9, MAPKAPK2, MAPKAPK3, NLK, PDIK1L, PTK2B, RIPK1, RPS6KA1, RPS6KA3, SIK2, SIK3, STK35, TNK2, and ULK1. DB1113 can be used for research of disease or disorder mediated by aberrant kinase activity[1].
Lacto-N-fucopentaose I (LNFPI) is a human milk oligosaccharide (HMO), possessing antiviral and antibacterial activity. Lacto-N-fucopentaose I can reduce capsid protein VP1 to block virus adsorption, promote CDK2 and reduce cyclin E to recover cell cycle S phase block. Lacto-N-fucopentaose I inhibits ROS production and apoptosis in virus-infected cells. Lacto-N-fucopentaose I can also regulate intestinal microbiota to affect immune system development[1].
Zotiraciclib (TG02) is an orally active potent inhibitor of CDK2, JAK2 and FLT3 with IC50 values of 13, 73, and 56 nM, respectively. Zotiraciclib can be used for the research of advanced leukemias and multiple myeloma[1][2].
CDK4/6-IN-16 (example 195) is a potent CDK4 and CDK6 inhibitor, with an IC50 of 0.013 μM for CDK4. CDK4/6-IN-16 can be used for the research of CDK4-mediated disorders, such as cancer[1].
hSMG-1 inhibitor 11e is a potent, selective hSMG-1 kinase inhibitor with IC50 of <0.05 nM, >900-fold selectivity over mTOR, and no significant activity against CDK1/2.
Cdc7-IN-18 (compound 1-2) is a potent CDC7 inhibitor with an IC50 of 1.29 nM for Cdc7/DBF4 enzyme. Cdc7-IN-18 shows antiproliferative activities with IC50 of 53.62 nM in COLO205 cells[1].
ZDLD13, a β-carboline, is an orally active and selective CDK4/CycD3 inhibitor with an IC50 value of 0.38 μM. ZDLD13 exhibits potent anti-HCT116 activity including inhibition of colony formation, inhibition of invasion and migration, inducing of apoptosis, and arresting of G1 phase in cell cycle. ZDLD13 shows significant tumor growth inhibition in HCT116 tumor xenograft model[1].
A potent, selective inhibitor of cdc2-like kinase CLK1 and CLK2 with IC50 of 1.1 and 2.4 nM, respectively; moderately inhibits PI3Kα, and >100-fold selectivity over SRPK1/2/3; inhibits phospho-SRSF4 in MDA-MB-468 cells, induces alternative splicing of the S6K pre-mRNA at 1.1-3.3 uM, exhibits growth inhibitory activity with GI50 of 3.0 uM, through splicing alterations in genes involved in growth and survival.
Ipivivint, a first-in-class, orally active and potent CDC-like kinase (CLK) inhibitor, inhibits CLK1 (IC50=1.4 μM), CLK2 (IC50=0.002 μM) and CLK3 (IC50=0.022 μM). Ipivivint reduces Wnt pathway signaling gene expression through inhibiting CLK activity and serine and arginine rich splicing factor (SRSF) phosphorylation and disrupting spliceosome activity. Ipivivint can be used for the research of cancer[1].
Palbociclib (PD 0332991) hydrochloride is an orally active selective CDK4 and CDK6 inhibitor with IC50 values of 11 and 16 nM, respectively. Palbociclib hydrochloride has potent anti-proliferative activity and induces cell cycle arrest in cancer cells. Palbociclib hydrochloride can be used in the research of HR-positive and HER2-negative breast cancer and hepatocellular carcinoma[1][3][4].
IIIM-290 is a potent and oral CDK inhibitor with IC50s of 90 and 94 nM for CDK2/A and CDK9/T1.
(R)-DRF053 dihydrochloride (DRF053) is a potent, cell-permeable, dual CK1/CDK inhibitor with IC50 of 14 nM, 220 nM and 80 nM for CK1, CDK5/p25 and CDK1/cyclin B, respectively; exhibits antiproliferative activity against human neuroblastoma SH-SY5Y cells with EC50 of 17.2 uM, prevents the CK1-dependent production of amyloid-beta in a cell model; specifically increases the number of duct-derived β-cells without affecting their proliferation.
GW8510 is a potent cyclin-dependent kinase-2 (CDK2) inhibitor. GW8510 is also a ribonucleotide reductase M2 (RRM2) inhibitor. GW8510 exhibits neuroprotective and anticancer activities[1][2][3].
GW297361 is an oxindole CDK inhibitor that elicits a Pho85-selective response in cells. GW297361 inhibits yeast Cdk1 and Pho85 with IC50s of 20 nM and 400 nM in vitro, respectively[1].
THAL-SNS-032 is a selective CDK9 degrader PROTAC consisting of a CDK-binding SNS-032 ligand linked to a thalidomide derivative that binds the E3 ubiquitin ligase Cereblon (CRBN)[1].
Cdk2/Cyclin Inhibitory Peptide I (Tat-LFG), a CDK2 inhibitor, kills U2OS osteosarcoma cells in a dose-dependent manner[1].
CDK7-IN-15 is a potent inhibitor of CDK7. CDK7-IN-15 is a pyrimidinyl derivative compound. CDK7-IN-15 has the potential for the research of various cancers, especially the cancer with transcriptional dysregulation (extracted from patent CN114249712A, compound 8)[1].
DIF-3 reduces the expression levels of cyclin D1 and c-Myc by facilitating their degradation via activation of GSK-3β. DIF-3 inhibits Wnt/β-catenin signaling pathway-related proteins in DLD-1 cells. DIF-3 exerts a strong antiproliferative effect on the human cervical cancer cell line HeLa by inducing cyclin D1 degradation and inhibiting cyclin D1 mRNA expression[1].
EGFR/CDK2-IN-1 (Compound 3b) is an EGFR/CDK2 inhibitor. EGFR/CDK2-IN-1 shows good cytotoxicity against MCF7 and HepG2 cells. EGFR/CDK2-IN-1 can be used in cancer research[1].
FN-1501-propionic acid is a CDK2/9 ligand for PROTAC. FN-1501-propionic acid and a CRBN ligand have been used to design PROTAC CDK2/9 degrader (HY-130709)[1].
Riviciclib (P276-00 free base) is a potent CDK9-cyclinT1, CDK4-cyclin D1, CDK1-cyclinB, CDK2-cyclin A, CDK2-cyclin E, CDK6-cyclin D3, and CDK9-cyclin H inhibitor with IC50 values of 20 nM, 63 nM, 79 nM, 224 nM, 2500 nM, 396 nM, 2900 nM, respectively[1].Riviciclib shows antitumor activity on cisplatin-resistant cells[3].
BI-1347 is a potent CDK8 inhibitor extracted from patent WO2017202719A1, product I-003, has an IC50 of 1.1 nM[1].
CDK4/6-IN-4, the active metabolite of Abemaciclib, is a selective CDK4/6 inhibitor for the treatment of cancer[1].
NU6027 is a potent and ATP-competitive inhibitor of both CDK1 and CDK2, with Kis of 2.5 µM and 1.3 µM, respectively. NU6027 is also a potent inhibitor of ATR and enhances hydroxyurea and cisplatin cytotoxicity in an ATR-dependent manner[1][2].
EGFR/HER2/CDK9-IN-1 (Compound 4) is a potent inhibitor of EGFR/HER2/CDK9 with IC50s of 90.17, 131.39, and 67.04 nM, respectively. EGFR/HER2/CDK9-IN-1 exhibits remarkable antitumor activity[1].