ERK2
ERK2 (MAPK1) is a core effector kinase of the Ras/Raf/MEK/ERK signaling cascade and functions as an integration point for extracellular signals that regulate cell proliferation, differentiation, survival, transcriptional programs, and development[1][2]. Mechanistically, ERK2 is activated through MEK-dependent phosphorylation and subsequently phosphorylates numerous substrates across cellular compartments, linking growth factor stimulation to broad biological responses[3]. Because ERK signaling controls fundamental cellular processes, dysregulation of the pathway is associated with multiple pathological conditions, particularly tumorigenesis, and aberrant ERK pathway activity is observed in a substantial proportion of human cancers[4]. In experimental systems, genetic disruption studies demonstrate that ERK2 is essential for normal mammalian development, as loss of ERK2 causes embryonic lethality, highlighting the critical requirement for adequate ERK signaling output[3]. Compared with the closely related isoform ERK1 (MAPK3), ERK2 shares highly conserved activation mechanisms, substrate recognition properties, and signaling functions, and many studies support the view that biological outcomes are largely determined by total ERK activity rather than strict isoform-specific functions[3]. For experimental applications, ERK pathway inhibitors targeting RAF, MEK, or ERK have been extensively developed and are widely used to investigate ERK-dependent signaling networks, disease mechanisms, therapeutic resistance, and pathway regulation in cancer models[4][5].
References:
- [1]. Mitogen Activated Protein Kinase 1. Sciencedirect topic.
- [2]. Wikipedia.
- [3]. Buscà R, et al. ERK1 and ERK2 Map Kinases: Specific Roles or Functional Redundancy? Front Cell Dev Biol. 2016 Jun 8;4:53. [Content Brief]
- [4]. Timofeev O, et al. ERK pathway agonism for cancer therapy: evidence, insights, and a target discovery framework. NPJ Precis Oncol. 2024 Mar 14;8(1):70. [Content Brief]
- [5]. Sah VK, et al. Advances in ERK1/2 inhibition: a medicinal chemistry perspective on structure and regulation. J Enzyme Inhib Med Chem. 2025 Dec;40(1):2555510. [Content Brief]
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ERK2 Related Products (254)
Related Products (254)
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Antibodies (1)
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TERT activator-1
0 ImagesTERT activator-1 is a small molecule activator of telomerase reverse transcriptase (TERT). TERT activator-1 promotes TERT transcription through the MEK/ERK/AP-1 signaling cascade. TERT activator-1 promotes adult neurogenesis and enhances neuromuscular function. TERT activator-1 reduces cellular senescence and systemic inflammation in aged mice, and can be used in the study of aging.
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Urocortin II, human
0 ImagesUrocortin II, human is a selective endogenous peptide agonist of type-2 corticotropin-releasing factor (CRF2) receptor. Urocortin II, human has an effect of promoting satiet and neuroprotective effect. Urocortin II, human also has bactericidal, antiparasitic and pro-inflammation activity. Urocortin II, human can activate NF-κB pathway and ERK1/2 MAP kinase. Urocortin II, human can reduce pulmonary arterial hypertension and shows cardiac protection effect. Urocortin II, human can be used for the researches of infection, inflammation, metabolic, neurological and cardiovascular disease.
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Peiminine
0 ImagesSynonyms: Verticinone; RaddeaninePeiminine is a compound that can be isolated from Bolbostemma paniculatum (Maxim) Franquet (Cucurbitaceae family). Peiminine can induce apoptosis in human hepatocellular carcinoma HepG2 cells through both extrinsic and intrinsic apoptotic pathways. Peiminine has anti-inflammatory, anticancer, anti-osteoporosis, cardioprotective and other activities in many animal models.
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Peramivir
0 ImagesSynonyms: RWJ-270201; BCX-1812Peramivir is an novel cyclopentane neuraminidase inhibitor of influenza virus. Peramivir has antiviral activity and anti-cytokines stom effects. Peramivir can be used for the research of COVID-19.
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MK-8353
0 ImagesSynonyms: SCH900353MK-8353 (SCH900353) is a potent, selective and orally available ERK1/2 inhibitor, with IC50s of 23.0 nM and 8.8 nM, respectively; MK-8353 has antitumor activity.
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Senkyunolide I
0 ImagesSenkyunolide I is an orally active, blood-brain barrier-permeable metabolite of Z-ligustilide (HY-N0401A). Senkyunolide I is isolated from Ligusticum chuanxiong. Senkyunolide I upregulates p-Erk1/2 and Nrf2/HO-1, and inhibits Caspase 3. Senkyunolide I alleviates Apoptosis. Senkyunolide I increases the pain threshold in mice and reduces acetic acid-induced writhing responses in mice. Senkyunolide I improves neurological deficits, reduces infarct volume and alleviates cerebral edema in rats with focal cerebral ischemia-reperfusion injury. Senkyunolide I protects renal function and structural integrity in a mouse model of renal ischemia-reperfusion injury. Senkyunolide I is applicable to research related to focal cerebral ischemia-reperfusion injury, migraine, and renal ischemia-reperfusion injury.
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ASTX029
0 ImagesASTX029 (Example 1) is a potent dual ERK1/2 inhibitor (IC50: 2.7 nM). ASTX029 has anti-cancer activity.
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Methylnissolin
0 ImagesSynonyms: AstrapterocarpanMethylnissolin (Astrapterocarpan) is an osteoclast inhibitor with anti-inflammatory, neuroprotective and antioxidant activities. Methylnissolin downregulates the activation of the MAPK and PI3K/AKT pathways, inhibits the phosphorylation of MAPK1 and AKT1, and blocks PDGF-BB-induced phosphorylation of ERK1/2. Methylnissolin reduces the expression and secretion of proinflammatory mediators, decreases intracellular ROS levels, upregulates antioxidant enzymes, and downregulates osteoclastogenesis markers. Methylnissolin is applicable to research related to ischemic stroke, osteoporosis, cardiovascular diseases, skin aging, etc.
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Leucic acid
0 ImagesLeucic acid (α-Hydroxyisocaproic acid) is an orally active end-product of the microbial metabolism of leucine. Leucic acid can bind to HCAR2, alters AMPK and ERK1/2 phosphorylation status, suppresses lipid synthesis, promotes catabolism, reduces adiposity, enhances lean mass and exercise capacity. Leucic acid suppresses pro-inflammatory cytokine secretion, inflammation-related gene mRNA expression. Leucic acid decreases basal protein synthesis, attenuates myotube atrophy. Leucic acid can be used for the research of obesity.
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2"-O-Galloylhyperin
0 Images2''-O-Galloylhyperin is an active natural compound with anti‑inflammatory, antioxidant, anti‑adipogenic, antifibrotic, and cytostatic activities. 2''-O-Galloylhyperin upregulates SIRT1/Nrf2 signaling, inhibits NF-κB and MAPK (ERK1/2, p38, JNK) phosphorylation, suppresses TSHR activation, reduces ROS accumulation, and enhances SOD and GSH-Px activities. 2''-O-Galloylhyperin protects against LPS-induced tissue injury, enhances survival, and inhibits adipogenesis and fibrosis. 2"-O-Galloylhyperin can be used for the research of sepsis, acute lung injury, and thyroid eye disease.
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4-Hydroxychalcone
0 Images4-Hydroxychalcone is an orally active flavonoid precursor. 4-Hydroxychalcone inhibits VEGF- and bFGF-induced phosphorylation of ERK1/2 and Akt. 4-Hydroxychalcone suppresses resistant hypertension by alleviating hyperaldosteronism, inflammation and renal injury in cryptochrome gene knockout mice. 4-Hydroxychalcone possesses anti-angiogenic activity.
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H-Ile-Lys-Val-Ala-Val-OH
0 ImagesH-Ile-Lys-Val-Ala-Val-OH is one of the most potent active sites of laminin-1. H-Ile-Lys-Val-Ala-Val-OH promotes cell adhesion, neurite outgrowth, and tumor growth. H-Ile-Lys-Val-Ala-Val-OH stimulates BMMSC population growth and proliferation by activating MAPK/ERK1/2 and PI3K/Akt signalling pathways.
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CP-724714
0 ImagesCP-724714 is an orally active and selective HER2 tyrosine kinase inhibitor with an IC50 of 10 nM. CP-724714 inhibits HER2 receptor autophosphorylation and blocks the downstream Ras-Raf-Mek-Erk signaling pathway, thereby inducing cell cycle arrest and apoptosis in tumor cells. CP-724714 exhibits antiviral activity and inhibits various porcine diarrheal coronaviruses, including SADS-CoV (IC50 of 0.91 μM). CP-724714 is an inhibitor of the hepatic transport receptors OATP1B1/MDR1/BSEP, and can enter hepatocytes via active uptake and trigger the accumulation of drugs and bile acids within hepatocytes. CP-724714 can be used in research related to HER2-overexpressing breast cancer and porcine diarrheal coronavirus infection.
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CMIT/MIT (14.5% in water)
0 ImagesCat. No.: HY-W017982CAS No.: 55965-84-9Synonyms: CMI/MICMIT/MIT (14.5% in water) (CMI/MI) is a mixture of CMIT and MIT, and is also a preservative and skin sensitizer. CMIT/MIT (14.5% in water) increases the levels of phosphorylated ERK1/2, p38, JNK1/2, p53, p21 and Bax, decreases the level of Bcl-2, and activates the Nrf-2/HO-1 signaling pathway. CMIT/MIT (14.5% in water) increases LDH release and lipid peroxidation levels, impairs antioxidant defense capacity, promotes pro-inflammatory cytokine release, induces apoptosis, triggers cell cycle arrest, exhibits neurotoxicity in neuroblastoma cells, and causes dysregulation of Th2/Th17 immune responses. CMIT/MIT (14.5% in water) can be used in studies related to allergy, atopic dermatitis and lung injury.
