erk-2 in-1

ERK2 IN-1, a selective ERK2 inhibitor, exhibits an IC50 of 7 nM.

Rineterkib (ERK-IN-1) is an inhibitor of RAF and ERK1 2 activating mutations in the MAPK pathway.

ERK-IN-2, an ERK2 inhibitor, exhibits an IC50 value of 1.8 nM. At doses greater than 10 μM, it may induce off-target toxicity and or activity [1].

1. Oleandrin (Folinerin), the principal cardiac glycoside component of PBI-524, can quantitatively account for regulation of BDNF at both the protein and transcriptional levels. 2. Oleandrin are known to inhibit the Na, K-ATPase pump, resulting in a consequent increase in calcium influx in heart muscle. 3. Oleandrin has stronger anti-proliferative activity in undifferentiated CaCO-2 cells (IC50, 8.25 nM) , causes an autophagic cell death and altered ERK phosphorylation in undifferentiated.

ERK1 2 Inhibitor 5, a potent suppressant of the ERK1 2 pathway, is instrumental in the mitogen-activated protein kinase (MAPK) signal transduction pathway, where extracellular signal-regulated kinase (ERK) serves as a critical component of the MAPK family. This compound holds promise for the investigation or mitigation of cancer, inflammation, or various proliferative diseases[1].

SOS1-IN-17 (Compound 8d) is an orally active inhibitor targeting the SOS1-KRASG12C interaction, with an IC50 of 5.1 nM. It suppresses ERK phosphorylation in DLD-1 cells with an IC50 of 18 nM and demonstrates antiproliferative activity in KRASG12C-mutant Mia-Paca-2 cells, with an IC50 of 0.11 μM. In mouse models, SOS1-IN-17 shows antitumor efficacy against pancreatic cancer.

1. Prunetin (Prunusetin) significantly reduces serum levels of inflammatory cytokines and mortality in mice challenged with lipopolysaccharide. 2. Prunetin mediates anti-obesity adipogenesis effects by suppressing obesity-related transcription through a feedback mechanism that regulates the expression of adiponectin, adipoR1, adipoR2, and AMPK. 3. Prunetin and biochanin A are potent reducers of NF-κB and ERK activation, zonula occludens 1 tyrosine phosphorylation, and metalloproteinase-mediated shedding activity, which may account for the barrier-improving ability of these isoflavones. 4. Prunetin significantly suppresses ATP-induced mucin secretion from cultured RTSE cells; Prunetin inhibits the production of MUC5AC mucin protein induced by EGF or PMA from NCI-H292 cells; Prunetin also inhibits the expression of MUC5AC mucin gene induced by EGF or PMA from NCI-H292 cells.

1. β,β-Dimethylacrylshikonin (Dimethylacrylshikonin) is a promising agent for developing an improved strategy for radiotherapy against tumors. (a) Injection of Dimethylacrylshikonin combined with IR treatment significantly suppressed tumor growth of the HCT-116 xenograft. (b) Dimethylacrylshikonin significantly suppressed the growth of H(22) transplantable hepatoma, and induced the activation of caspase-3 . (c) Dimethylacrylshikonin inhibited growth of gastric cancer SGC-791 cells by inducing ERK signaling pathway. 2. Dimethylacrylshikonin inhibits the proliferation of MCF-7 cells in vitro by inducing apoptosis through the downregulation of Bcl-2, upregulation of Bax and partial inactivation of the NF-κB pathway.

Anticanceragent 231 (compound P5) is a tyrosine kinase inhibitor with an IC50 value of 3.95 μM. It targets the EGFR-ERK1 2 signaling pathway, reducing cell viability, proliferation, migration, and cancer stemness in triple-negative breast cancer (TNBC) cells, potentially playing a significant role in the treatment of TNBC.

Darinaparsin is a dimethylated arsenic linked to glutathione. It is cytotoxic to DU145, LNCaP, and PC3 prostate cancer cells (IC50s = 5-10 µM) and patient-derived primary prostate cancer cells (IC50s = 2.5-20 µM), as well as Jurkat T cell lymphoma and L540 Hodgkin lymphoma cells (IC50s = 2.7 and 1.3 µM, respectively). [1][2] It decreases the tumor-initiating subpopulation in DU145 and PC3 cells and halts the cell cycle in the G2 M phase. Darinaparsin decreases transcription of Gli-2, a transcription factor that mediates Sonic hedgehog signaling, when used at a concentration of 1.5 but not 3 µM. It decreases SHP1 phosphatase activity and increases ERK phosphorylation. [2] Darinaparsin reduces tumor growth in DU145 and PC3 prostate cancer mouse xenograft models when administered at a dose of 100 mg kg every other day.[1]

CAFESTOL is a ERK inhibitor for AP-1-targeted activity against PGE2 production and the mRNA expression of cyclooxygenase (COX)-2 in LPS-activated RAW264.7 cells. Cafestol has strong inhibitory activity on PGE2 production by suppressing the NF-kB activation pathway.

DMU-212 is a methylated derivative of resveratrol with antimitotic, anti-proliferative, antioxidant, and apoptosis-promoting activities. It induces mitotic arrest, apoptosis, and activation of ERK1 2 protein and has oral activity[1][2]. DMU-212 (0.3125-40 μM) inhibits the growth of human melanoma cells (A375, MeWo, Bro, M5)[1]. At concentrations of 30-50 μM over 24 hours, it upregulates cell cycle inhibitors, induces apoptosis, and activates ERK in A375 cells[1]. DMU-212 also induces G2 M arrest and apoptosis in cancer cells[1]. In a xenograft model of human ovarian cancer with six-week-old SCID female mice (20-24 g), DMU-212 (50 mg kg, administered orally three times a week for 14 days) inhibits tumor growth[2]. [1]. Vasilis Pericles Androutsopoulos, et al. Activation of ERK1 2 is required for the antimitotic activity of the resveratrol analogue 3,4,5,4'-tetramethoxystilbene (DMU-212) in human melanoma cells. Exp Dermatol. 2015 Aug;24(8):632-4. [2]. Hanna Piotrowska, et al. DMU-212 inhibits tumor growth in xenograft model of human ovarian cancer. Biomed Pharmacother. 2014 May;68(4):397-400.

Protein kinase D (PKD), a serine threonine protein kinase activated by diacylglycerol downstream of PKC signaling, has three human isoforms that modulate cell proliferation, survival, invasion, and protein transport. CRT0066101 acts as an inhibitor of these three PKD isoforms, with IC50 values of 1, 2.5, and 2 nM for PKD1, PKD2, and PKD3, respectively. It demonstrates selectivity for PKD over a range of more than 90 protein kinases, including PKCα, PKBα, MEK, ERK, c-Raf, c-Src, and c-Abl. This specificity allows CRT0066101 to inhibit cell proliferation, induce apoptosis, and notably reduce the viability of pancreatic cancer cells both in vitro and in vivo.

Multi-kinase-IN-2 is an orally active inhibitor of angiokinases. multi-kinase-IN-2 significantly inhibits the activity of angiokinases such as VEGFR-1 2 3, PDGFRα β, FGFR-1, LYN and c-KIT kinases. -IN-2 significantly attenuates phosphorylation of AKT and ERK proteins, induces apoptosis and has anticancer effects.

KRAS inhibitor-12 (compound 6-1) is a potent inhibitor of KRAS G12C (IC50: 0.537 μM), exhibiting p-ERK inhibition in MIA PaCA-2 and A549 cells with IC50 values of 1.3 and 3.7 μM, respectively. KRAS inhibitor-12 has potential for study in pancreatic, colorectal, and lung cancers.

CXJ-2, a cyclic peptide, demonstrates moderate affinity for elastin-derived peptides (EDPs) and exhibits potent inhibition of the PI3K ERK pathway, alongside significant reduction in hepatic stellate cell proliferation and migration, conferring strong antifibrotic efficacy [1].

KRAS G12C inhibitor 61 (Example 3) demonstrates potent activity by inhibiting phospho-ERK 1 2 in MIA PaCa-2 cells, with an IC50 value of 9 nM, and is applicable in the research of pancreatic, colorectal, and lung cancers [1].

6-Hydroxyflavone (6-HF) is a noncompetitive inhibitors of cytochrome P450 2C9. It is a flavone, a type of chemical compound. It is reported in leaves of Barleria prionitis Linn. (a common Acanthaceae from India). 6-Hydroxyflavone may have a potential as a therapeutic drug capable for the treatment of anxiety-like disorders.

Jaceosidin has anti-oxidative activity. Jaceosidin has anti-inflammatory activity, also a microglial inhibitor with anti-neuroinflammation activity. aceosidin has anticancer activity, modulates the ERK ATM Chk1 2 pathway, leading to inactivation of the Cd

1. Nardosinone has inhibitory effect on Ang II-induced hypertrophy in H9c2 cells, might be mediated by targeting PI3K Akt and MEK ERK signaling pathways. 2. Nardosinone could protect against the neuronal injury exposed to OGD, which may be relevant to the

ERK1 2 inhibitor 12 (compound 76.3) is an ERK1 2 inhibitor that suppresses ERK-mediated phosphorylation of caspase-9 and p90Rsk-1 kinases. It exhibits anticancer properties and is applicable in cancer research.

1. Nitidine chloride has inhibitory effects on various tumors, such as renal cancer , breast cancer. 2. Nitidine chloride inhibits the proliferation of SMMC-7721 cells in vitro in a time- and dose-dependent manner and identifies efficacy in vivo in a mouse model of HCC.

Maprotiline inhibits cell proliferation and metastasis with anticancer effects. Maprotiline induces apoptosis in cancer cells by targeting ERK signaling pathway and CRABP1. Maprotiline is a highly selective norepinephrine reuptake blocker with potent antidepressant properties. [1][2].

CML-IN-1, also known as compound 7 and compound 4, is a potent anticancer agent that demonstrates a strong induced-apoptosis effect in the human chronic myeloid leukemia (CML) cell line K562. It diminishes protein phosphorylation within the PI3K Akt signaling pathway to exert its effects and suppresses cell proliferation through the inhibition of the MEK ERK signaling pathway in colorectal cancer [1] [2].