cdk 7

Flavopiridol (Alvocidib) (Alvocidib) competes with ATP to inhibit CDKs including CDK1, CDK2, CDK4 and CDK6 with IC50 of ~ 40 nM. It is 7.5-fold more selective for CDK1, 2, 4, 6 versus CDK7. Flavopiridol is initially found to inhibit EGFR and PKA. Phase 1 2.

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.

BS-181 is a highly selective CDK7 inhibitor (IC50: 21 nM); >40-fold selective for CDK7 than CDK1 2 4 5 6 9.

YKL-5-124, a potent, selective and covalent CDK7 inhibitor with an IC50 of 9.7 nM, 1300 nM and 3020 nM for CDK7 Mat1 CycH, CDK2 and CDK9 respectively, displays biochemical and cellular selectivity for CDK7 over CDK12 13.

Flavopiridol hydrochloride (MDL 107826A) is a synthetic N-methylpiperidinyl chlorophenyl flavone compound. As an inhibitor of cyclin-dependent kinase, alvocidib induces cell cycle arrest by preventing phosphorylation of cyclin-dependent kinases (CDKs) and by down-regulating cyclin D1 and D3 expression, resulting in G1 cell cycle arrest and apoptosis. This agent is also a competitive inhibitor of adenosine triphosphate activity.

LDC4297 (LDC044297) is a potent and selective CDK7 inhibitor.

BS-181 hydrochloride (BS-181 HCl) is a highly selective CDK7 inhibitor with IC50 of 21 nM. It is more than 40-fold selective for CDK7 than CDK1, 2, 4, 5, 6, or 9.

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).

Milciclib (PHA-848125) (PHA-848125) is a potent, ATP-competitive CDK inhibitor for CDK2 with IC50 of 45 nM. It is >3-fold more selective for CDK2 than CDK1, 2, 4, 5, and 7. Phase 2.

CKI-7 is a potent, ATP-competitive inhibitor of casein kinase 1 (CK1; IC50: 6 μM; Ki: 8.5 μM) and a selective Cdc7 kinase inhibitor. It also inhibits SGK, ribosomal S6 kinase-1 (S6K1), and MSK1.

M2N12 is a potent and highly selective inhibitor of cell division cycle 25C protein phosphatase (Cdc25C, IC50 = 0.09 μM) and also exhibits anti-tumor activity. Additionally, M2N12 shows promising activity against Cdc25A (IC50 = 0.53 μM) and Cdc25B (IC50 = 1.39 μM).

(R)-CR8 ((R)-Isomer) is a potent and selective CDK inhibitor.

PROTAC CDK9 degrader-2 (compounds 11c) is a potent and selective CDK9 degrader based on PROTAC, with an IC50 of 17 μM in MCF-7 cell lines. Natural product Wogonin binds ubiquitin E3 ligase cereblon (CRBN) via a linker to form PROTAC[1].

Roccellic acid is a lichen secondary metabolite that has been found in R. montagnei and has antibacterial and anticancer activities.1,2 It is active against the bacteria S. gordonii and P. gingivalis (MIC = 46.9 μg/ml for both).1 Roccellic acid (100 μg/ml) inhibits proliferation of MDA-MB-231, MCF-7, and DLD-1 cancer cells by 65.3, 75.8, and 87.9%, respectively.2 |1. Sweidan, A., Chollet-Krugler, M., Sauvager, A., et al. Antibacterial activities of natural lichen compounds against Streptococcus gordonii and Porphyromonas gingivalis. Fitoterapia 121, 164-169 (2017).|2. Mishra, T., Shukla, S., Meena, S., et al. Isolation and identification of cytotoxic compounds from a fruticose lichen Roccella montagnei, and it's in silico docking study against CDK-10. Rev. Bras. Farmacogn. 27(6), 724-728 (2017).

CDK7 9 tide is a peptide substrate for CDK7 or CDK9[1].

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)

CDK7-IN-5, a CDK7 inhibitor with an IC 50 value of less than 100 nM, exhibits potent anticancer properties (WO2015154022A1, Compound 104).

CDK7-IN-1 is an analog derived from YKL-5-124 and functions as an inhibitor of cyclin-dependent kinase 7 (cdk7). It exhibits strong inhibitory activity, with an IC50 value of less than 100 nM (WO 2016105528 A2, Compound 215).

CDK7-IN-2 hydrochloride hydrate (Example 6) is a potent and specific inhibitor of the CDK7 enzyme, exhibiting significant anti-cancer properties.

CDK7-IN-6 is a highly effective and specific inhibitor (IC50 ≤100 nM) of cyclin-dependent kinase 7 (CDK7). It showcases remarkable selectivity, with more than a 200-fold preference for CDK7 over CDK1, CDK2, and CDK5. This compound holds significant potential for cancer research purposes.

CDK2-IN-7 is a CDK2 inhibitor for treating cancer (IC50 < 50 nM).

CDK7-IN-7, a highly potent and selective inhibitor of CDK7 kinase, exhibits remarkable activity with an IC50 of less than 50 nM.

CDK7 9-IN-1 is a specific inhibitor of cyclin-dependent kinases 7 9 (CDK7 9), targeting CDK7 with IC50 values of 0.0656 μM without pre-incubation and 0.00574 μM after 3 hours pre-incubation, and displaying inhibitory activity against CDK9 with an IC50 of 2.14 μM after 3 hours pre-incubation, making it valuable for cancer research.

CDK7-IN-16 (Compound 9) is a potent inhibitor of CDK 7 (IC50: 1-10 nM). CDK7-IN-16 can be used in research against cancer, particularly cancers with transcriptional abnormalities.