Cdk2/Cyclin Inhibitory Peptide II (Tat-LDL), a CDK2 inhibitor, kills U2OS osteosarcoma cells in a dose-dependent manner[1].
CDK12-IN-4, a pyrazolotriazine, is a potent CDK12 inhibitor with an IC50 of 0.641 μM at high ATP (2 mM). CDK12-IN-4 has no effect on CDK2/Cyclin E (IC50>20 μM) and CDK9/Cyclin T1 (IC50>20 μM) at high ATP (2 mM) (WO2021116178A1)[1].
SRX3177 is a potent, triple BRD4/PI3K/CDK4/6 inhibitor with nanomolar potency against PI3Kα (IC50=79 nM), BRD4 bromodomains (BD1 and BD2) (IC50=33 nM and 89 nM, respectively), and CDK4/6 (IC50=2.5/3.3 nM).SRX3177 is capable of targeting BRD4, PI3K and CDK4/6 simultaneously, induces apoptosis and cell cycle arrest and has in vitro efficacy in mantle cell lymphoma, hepatocellular carcinoma and neuroblastoma models.SRX3177 has antitumor efficacy in in vivo xenograft models and is less toxic than the combination of agents that inhibit individual targets.
Cdc7-IN-7 (compound I-E) is a potent Cdc7 kinase inhibitor extracted from patent WO2019165473A1, compound I-E. Cdc7 is a serine-threonine protein kinase enzyme which is essential for the initiation of DNA replication in the cell cycle[1].
CDK4/6-IN-12 is a potent cyclin-dependent kinase 4/6 (CDK4/6) inhibitor. CDK4/6-IN-12 has enzymatic inhibitory activity for CDK4 and CDK6 with IC50 of 592.3 nM and 3090 nM, respectively. CDK4/6-IN-12 can be used for the research of cancer[1].
Cdc7-IN-10 is a highly potent Cdc7 inhibitor with IC50≤1 nM. Cdc7-IN-10 can be used for researching proliferative diseases[1].
Cdc7-IN-1 (Compound 13) is a highly potent, selective and ATP competitive inhibitor of Cdc7 kinase, with an IC50 value of 0.6 nM at 1 mM ATP and with slow off-rate characteristics. Cdc7-IN-1 potently inhibits Cdc7 activity in cancer cells, and effectively induces cell death[1].
(R)-CR8 (CR8), a second-generation analog of Roscovitine, is a potent CDK1/2/5/7/9 inhibitor. (R)-CR8 (CR8) 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 (CR8) induces apoptosis and has neuroprotective effect[1][2].
Palbociclib (PD 0332991) is a selective CDK4 and CDK6 inhibitor with IC50s of 11 and 16 nM, respectively. Palbociclib is a drug for the treatment of ER-positive and HER2-negative breast cancer.
CDK-IN-10 (example 54) is a cyclin dependent kinase (CDK) inhibitor that can be used in cancer research[1].
CDK7-IN-14 is a potent inhibitor of CDK7. CDK7-IN-14 is a pyrimidinyl derivative compound. CDK7-IN-14 has the potential for the research of various cancers, especially the cancer with transcriptional dysregulation (extracted from patent CN114249712A, compound 3)[1].
RSS0680 (Example 22) is a bifunctional compound targeted protein degradation of kinases. RSS0680 degrades AAK1, CDK1, CDK16, CDK2, CDK4, CDK6, EIF2AK4, GAK, LATSl, LIMK2, MAPK6, MAPKAPK5, MARK2, MARK4, MKNK2, NEK9, RPS6KB1, SIK2, SNRK, STK17A, STK17B, STK35, and WEEl. RSS0680 can be used for research of disease or disorder mediated by aberrant kinase activity[1].
Aloisine A (RP107) is a a potent cyclin-dependent kinase (CDK) inhibitor with IC50s of 0.15 μM, 0.12 μM, 0.4 μM, 0.16 μM for CDK1/cyclin B, CDK2/cyclin A, CDK2/cyclin E, CDK5/p35, respectively. Aloisine A ininhibits GSK-3α (IC50=0.5 µM) and GSK-3β (IC50=1.5 µM). Aloisine A stimulates wild-type CFTR and mutated CFTR, with submicromolar affinity by a cAMP-independent mechanism. Aloisine A has the potential for CFTR-related diseases, including cystic fibrosis research[1][2].
CDK7-IN-7 is a potent and selective CDK7 kinase inhibitor with an IC50 of <50 nM (Patent CN112661745A, compound T-01)[1].
DB0614 (Example 21) is a bifunctional compound targeted protein degradation of kinases. DB0614 degrades AAK1, AURKA, BMP2K, CAMKK1, CDK16, CML, CDK6, EIF2AK2, FER, GAK, LCK, LIMK2, MAP3KH, MAPK8, MAPK9, NEK9, PLK4, PTK2B, SIK2, STK17A, STK17B, ULK1, ULK3, and WEE1. DB0614 can be used for research of disease or disorder mediated by aberrant kinase activity[1].
CDK7-IN-13 is a potent inhibitor of CDK7. CDK7-IN-13 is a pyrimidinyl derivative compound. CDK7-IN-13 has the potential for the research of various cancers, especially the cancer with transcriptional dysregulation (extracted from patent CN114249712A, compound 1)[1].
NSC 107512 is a potent inhibitor of cyclin-dependent kinase 9 (CDK9). NSC 107512 is a class of sangivamycin-like molecules (SLM). NSC 107512 inhibits growth and induces apoptosis of multiple myeloma tumors[1].
7BIO (7-Bromoindirubin-3-Oxime) is the derivate of indirubin. 7BIO (7-Bromoindirubin-3-Oxime) has inhibitory effects against cyclin-dependent kinase-5 (CDK5) and glycogen synthase kinase-3β (GSK3β). 7BIO (7-Bromoindirubin-3-Oxime) inhibits Aβ oligomer-induced neuroinflammation, synaptic impairments, tau hyper-phosphorylation, activation of astrocytes and microglia, and attenuates Aβ oligomer-induced cognitive impairments in mice[1].
RGB-286147 is a selective and ATP-competitive CDK and CDK-related kinases (CRK) inhibitor with 50 values ranging from 9-839 nM. RGB-286147 shows less active against other non-CDK/CRK kinases. RGB-286147 induces cell apoptosis, and exhibits anti-tumor activity[1].
CDK2-IN-11 (compound 9d) is a potent CDK2 inhibitor with an IC50 of 6.4 μM, and KI values of 23.4 nM, 56.3 nM and 44.3 nM for hCA II, hCA IX and hCA XII, respectively. CDK2-IN-11 can be used for researching anticancer[1].
Casein Kinase inhibitor A86 (CKIα inhibitor A86) is a novel pan-specific CKI (CSNK1) inhibitor (Kd=1-10 nM, CKIα Kd=9.8 nM) that co-targets the transcriptional kinases CDK7 and CDK9, with hardly inhibition of CDK8, CDK13, CDK11a, CDK11b, and CDK19; target both CDK7 and CDK9 with low nM Kd values; induces leukemia cell apoptosis at <160 nM, in correlation to the capacity to stabilize p53; shows high and selective sensitivity against leukemic CFUs in colony-forming unit (CFU) assay, without effect on normal hematopoietic CFUs; blocking CKIα together with CDK7 and/or CDK9 synergistically stabilize p53, deprive leukemia cells of survival and proliferation-maintaining SE-driven oncogenes, induce apoptosis, abolishes the expression of MYC, MDM2, and the anti-apoptotic oncogene MCL1; demonstrates therapeutic efficacy with preserved hematopoiesis and leukemia cure potential in AML mouse models.
AG-494 (Tyrphostin AG 494) is a potent and selective EGFR tyrosine kinase inhibitor (IC50=0.7 μM). AG-494 inhibits the autophosphorylation of EGFR, ErbB2, HER1-2 and PDGF-R with IC50s 1.1, 39, 45 and 6 μM, respectively. AG-494 blocks Cdk2 activation and inhibits EGF-dependent DNA synthesis[1][2][3].
Avotaciclib (BEY1107) trihydrochloride is a potent and orally active inhibitor of cyclin dependent kinase 1 (CDK1). Avotaciclib trihydrochloride can be used for the research of locally advanced or metastatic pancreatic cancer[1].
Senexin C is a novel potent, selective and orally bioavailable CDK8/19 inhibitor with Kd of 1.4 and 2.9 nM for CDK8/CycC and CDK19/CycC, respectively.Senexin C inhibits CDK8/CycC with IC50 of 3.6 nM, shows high selectivity against other HDAC isoforms.Senexin C is more metabolically stable and provides a more sustained inhibition of CDK8/19-dependent cellular gene expression when compared with the prototype inhibitor Senexin B.Senexin C inhibits MV4-11 leukemia growth in a systemic in vivo model with good tolerability.
YKL-1-116 is a potent, selective and covalent inhibitor of CDK7 that does not inhibit other CDKs; synergizes with 5-FU or nutlin-3 to kill HCT116 cells, produces dose-dependent increases in PARP cleavage; is more potent than THZ1 towards both Cdk7WT and Cdk7as (analog-sensitive mutant).
CDK5-IN-1, a potent CDK5 inhibitor, is against CDK5 activity less than 10 nM. CDK5-IN-1 is used for kidney diseases research[1].
A novel potent, selective CDK8 inhibitor with IC50 of 0.5 uM against recombinant Cyclin C/CDK8 complex; displays no activity against several CDKs involved in cell cycle including CDK19 (IC50>30 uM); inhibits IFNγ-induced phosphorylation of STAT1 at Ser 727 site in BMDCs, selectively upregulates IL-10 with EC50 of 1 uM.
hSMG-1 inhibitor 11j, a pyrimidine derivative, is a potent and selective inhibitor of hSMG-1, with an IC50 of 0.11 nM. hSMG-1 inhibitor 11j exhibits >455-fold selectivity for hSMG-1 over mTOR (IC50=50 nM), PI3Kα/γ (IC50=92/60 nM) and CDK1/CDK2 (IC50=32/7.1 μM). hSMG-1 inhibitor 11j can be used for the research of cancer[1].
MeBIO is a potent AhR (aryl hydrocarbon receptor) agonist, with IC50 of 44 μM (GSK-3) and 55 μM (CDK1/cyclin B), respectively. MeBIO is inactive on GSK-3β[1].
(S)-CR8 is the S-isomer of CR8. (S)-CR8 is a potent and selective CDK inhibitor with IC50s of 0.060, 0.080, 0.11, 0.12, and 0.15 μM for CDK2/cyclin E, CDK2/cyclin A, CDK9/cyclin T, CDK5/p25, and CDK1/cyclin B, respectively. (S)-CR8 reduces SH-SY5Y cells survival (IC50 0.40 μM)[1].