MPT0B392, an orally active quinoline derivative, induces c-Jun N-terminal kinase (JNK) activation, leading to apoptosis. MPT0B392 triggers induction of the mitotic arrest, followed by mitochondrial membrane potential loss and caspases cleavage by activation of JNK and ultimately leads to apoptosis[1].
Guggulsterone is a plant sterol derived from the gum resin of the tree Commiphora wightii. Guggulsterone inhibits the growth of a wide variety of tumor cells and induces apoptosis through down regulation of antiapoptotic gene products (IAP1, xIAP, Bfl-1/A1, Bcl-2, cFLIP and survivin), modulation of cell cycle proteins (cyclin D1 and c-Myc), activation of caspases and JNK, inhibition of Akt[1]. Guggulsterone, a farnesoid X receptor (FXR) antagonist, decreases CDCA-induced FXR activation with IC50s of 17 and 15 μM for Z- and E-Guggulsterone, respectively[2].
Esculentoside B (Phytolaccoside B) is a natural product from the roots of Phytolacca acinosa Roxb. Esculentoside B is neurotoxic to zebrafish larvae, and impairs their central nervous system development. Esculentoside B inhibits inflammatory response and has antifungal activity[1][2][3].
JNK3 inhibitor-1 is a potent and selective JNK3 inhibitor (IC50 = 0.005 μM). JNK3 inhibitor-1 is orally bioavailable and brain penetrant.
Tomatidine hydrochloride acts as an anti-inflammatory agent by blocking NF-κB and JNK signaling.
MK2-IN-5 is a Mk2 pseudosubstrate (Ki= 8 μM). MK2-IN-5 targets the protein interaction domain in the MAPK pathway. MK2-IN-5 inhibits HSP25 and HSP27 phosphorylation[1][2][3].
(-)-Zuonin A (D-Epigalbacin), a naturally occurring lignin, is a potent, selective JNKs inhibitor, with IC50s of 1.7 μM, 2.9 μM and 1.74 μM for JNK1, JNK2 and JNK3, respectively[1].
n-Butyl α-D-fructofuranoside, isolated from the root barks of Ulmus davidiana var. japonica, enhances Nrf2 activity through activation of JNK and has antiinflammation activity[1][2].
CC-401 hydrochloride is a potent inhibitor of all three forms of JNK with Ki of 25 to 50 nM.
AS601245 is a JNK Inhibitor with IC50s of 150, 220, and 70 nM for three JNK human isoforms (hJNK1, hJNK2, and hJNK3), respectively.
Rutin hydrate is a flavonol glycoside, able to cross the blood-brain barrier, and acts by inhibiting JNK and ERK1/2 activation and activating mTOR signalling.
JNK-IN-7 is a potent JNK inhibitor with IC50 of 1.5, 2 and 0.7 nM for JNK1, JNK2 and JNK3, respectively.
JNK-IN-13 (compound 1) is a potent and selective JNK inhibitor with IC50s of 290 nM and 500 nM for JNK3 and JNK2, respectively[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].
Astin B is a orally active and potent cyclic pentapeptide, that can be isolated from Aster tataricus. Astin B has hepatotoxic effects in vitro and in vivo and that hepatic injury was primarily mediated by apoptosis in a mitochondria/caspase-dependent manner. Astin B induces autophagy in L-02 cells, increases LC3-II and decreases p62 expression[1].
JNK-1-IN-1 is a JNK-1 inhibitor. JNK-1-IN-1 also inhibits MKK7 with an IC50 of 7.8μM. JNK-1-IN-1 bind to MKK7cp and acts as an inhibitor of JNK-1[1].
OVA-E1 peptide TFA, is an antagonist variant of SIINFEKL [OVA (257-264). OVA-E1 peptide, activates the p38 and JNK cascades similarly in mutant and wild-type thymocytes[1].
Muramyl dipeptide (MDP) is a synthetic immunoreactive peptide, consisting of N-acetyl muramic acid attached to a short amino acid chain of L-Ala-D-isoGln. Muramyl dipeptide is an inducer of bone formation through induction of Runx2. Muramyl dipeptide directly enhances osteoblast differentiation by up-regulating Runx2 gene expression through MAPK pathways. Muramyl dipeptide indirectly attenuates osteoclast differentiation through a decreased RANKL/OPG ratio[1].
6,8-Diprenylorobol, a prenylated isoflavone, is a nature product that could be isolated from the leaves of Cudrania tricuspidata. 6,8-Diprenylorobol antiproliferative effect and induces apoptosis through activation of p53 and generation of ROS[1][2].
Ginsenoside Re is an extract from Panax notoginseng. Ginsenoside Re decreases the β-amyloid protein (Aβ). Ginsenoside Re plays a role in antiinflammation through inhibition of JNK and NF-κB.
MR2938 is a potent AChE inhibitor, with an IC50 of 5.04 μM. MR2938 also suppresses NO production obviously (IC50 = 3.29 μM). MR2938 suppresses the neuroinflammation through blocking MAPK/JNK and NF-κB signaling pathways. MR2938 can be used for Alzheimer’s disease (AD) research[1].
JNK-IN-11 (compound 1) is a potent JNK inhibitor with an IC50 value of 2.2, 21.4, 1.8 µM for JNK1, JNK2, JNK3, respectively. JNK-IN-11 has the potential for the research of alzheimer and parkinson disease[1].
Indirubin-3′-oxime (IDR3O), a synthetic derivative of indirubin, is a potent inhibitor of cyclin-dependent kinases (CDKs) and glycogen synthase kinase 3β (GSK3β). Indirubin-3′-oxime directly inhibits the activity of all three isoforms of JNK (JNK1, JNK2, and JNK3), with IC50s of 0.8 μM, 1.4 μM, and 1.0 μM, respectively. Indirubin-3′-oxime can enhance height growth via activation of Wnt/β-catenin signaling in chondrocytes[1][2][3].
Sesaminol, isolated from Justicia orbiculata, has antioxidative activity, Sesaminol inhibits lipid peroxidation and shows neuroprotection effect. Sesaminol potently inhibits MAPK cascades by preventing phosphorylation of JNK, p38 MAPKs, and caspase-3 but not ERK-MAPK expression[1][2][3][4].
Tomatidine acts as an anti-inflammatory agent by blocking NF-κB and JNK signaling.
Lucidone, an anti-inflammatory agent that can be isolated from the fruit of Lindera erythrocarpa Makino. Lucidone inhibits LPS-induced NO and PGE2 production in RAW 264.7 mouse macrophages. Lucidone also decreases TNF-α secretion, iNOS and COX-2 expression. Lucidone prevents NF-κB translocation and inhibits JNK and p38MAPK signals. Lucidone also has inhibitory activity against Dengue virus (DENV) (EC50=25 μM)[1][2].
YL5084, a covalent JNK inhibitor, exhibits selectivity for JNK2 and JNK3 over JNK1 with IC50s of 70 nM, 84 nM and 2173 nM, respectively. YL5084 exhibits JNK2-independent antiproliferative effects and induces apoptosis in a JNK2-independent manner[1].
AEG3482 is a potent antiapoptotic compound that inhibits Jun kinase (JNK) activity through induced expression of heat shock protein 70 (HSP70). AEG3482 directly binds HSP90, thereby facilitating HSF1-dependent expression of HSP70 and HSP25[1].
Ophiopogonin B induces the autophagy and apoptosis of colon cancer cells by activating JNK/c-Jun signaling pathway. Ophiopogonin B is a saponin compound isolated from Radix Ophiopogonjaponicus[1].
SR-3306 is a selective, potent, highly brain penetrant JNK inhibitor.