DMX-5804
目录号 : GC65298DMX-5804 is a potent, orally active and selective inhibitor of Mitogen-activated protein kinase kinase kinase kinase-4 (MAP4K4) with IC50 of 3 nM for human MAP4K4. DMX-5804 is more potent on human MAP4K4 with pIC50 of 8.55 than MINK1/MAP4K6 and TNIK/MAP4K7 with pIC50 of 8.18 and 7.96, respectively.
Cas No.:2306178-56-1
Sample solution is provided at 25 µL, 10mM.
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MAP4K4 3nM(IC50) | MAP4K4 8.55(pIC50) | MINK1/MAP4K6 8.18(pIC50) | TNIK/MAP4K7 7.96(pIC50) | GCK/MAP4K2 6.50(pIC50) | KHS/MAP4K5 6.36(pIC50) | GLK/MAP4K3 4.95(pIC50) | MLK1/MAP3K9 7.19(pIC50) | MLK3/MAP3K11 6.99(pIC50) | NUAK 6.88(pIC50) | VEGFR 5.72(pIC50) | ABL1 5.80(pIC50) | AuroraB 5.49(pIC50) | FLT3 5.31(pIC50) | GSK3β 4.66(pIC50) |
DMX-5804 is a potent, orally active and selective inhibitor of Mitogen-activated protein kinase kinase kinase kinase-4 (MAP4K4) with IC50 of 3 nM for human MAP4K4. DMX-5804 is more potent on human MAP4K4 with pIC50 of 8.55 than MINK1/MAP4K6 and TNIK/MAP4K7 with pIC50 of 8.18 and 7.96, respectively.
[1] Lorna R Fiedler, et al. Cell Stem Cell. 2019 Apr 4;24(4):579-591.e12.
Cas No. | 2306178-56-1 | SDF | Download SDF |
分子式 | C21H19N3O3 | 分子量 | 361.39 |
溶解度 | DMSO : 125 mg/mL (345.89 mM; Need ultrasonic) | 储存条件 | Store at -20°C |
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1 mg | 5 mg | 10 mg | |
1 mM | 2.7671 mL | 13.8355 mL | 27.6709 mL |
5 mM | 0.5534 mL | 2.7671 mL | 5.5342 mL |
10 mM | 0.2767 mL | 1.3835 mL | 2.7671 mL |
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2.
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Vascular smooth muscle RhoA counteracts abdominal aortic aneurysm formation by modulating MAP4K4 activity
Commun Biol 2022 Oct 7;5(1):1071.PMID:36207400DOI:10.1038/s42003-022-04042-z.
Whether a small GTPase RhoA plays a role in the pathology of abdominal aortic aneurysm (AAA) has not been determined. We show here that RhoA expression is reduced in human AAA lesions, compared with normal areas. Furthermore, incidence of AAA formation is increased in vascular smooth muscle cell (VSMC)-specific RhoA conditional knockout (cKO) mice. The contractility of the aortic rings and VSMCs from RhoA cKO mice is reduced, and expression of genes related to the VSMC contractility is attenuated by loss of RhoA. RhoA depletion activates the mitogen-activated protein (MAP) kinase signaling, including MAP4K4, in the aorta and VSMCs. Inhibition of MAP4K4 activity by DMX-5804 decreases AAA formation. Set, a binding protein to active RhoA, functions as an activator of MAP4K4 by sequestering PP2A, an inhibitor of MAP4K4, in the absence of RhoA. In conclusion, RhoA counteracts AAA formation through inhibition of MAP4K4 in cooperation with Set.
Preclinical trial of a MAP4K4 inhibitor to reduce infarct size in the pig: does cardioprotection in human stem cell-derived myocytes predict success in large mammals?
Basic Res Cardiol 2021 May 20;116(1):34.PMID:34018053DOI:10.1007/s00395-021-00875-7.
Reducing infarct size (IS) by interfering with mechanisms for cardiomyocyte death remains an elusive goal. DMX-5804, a selective inhibitor of the stress-activated kinase MAP4K4, suppresses cell death in mouse myocardial infarction (MI), human pluripotent stem cell-derived cardiomyocytes (hPSC-CMs), and 3D human engineered heart tissue, whose fidelity to human biology is hoped to strengthen the route to clinical success. Here, DMX-10001, a soluble, rapidly cleaved pro-drug of DMX-5804, was developed for i.v. testing in large-mammal MI. Following pharmacodynamic studies, a randomized, blinded efficacy study was performed in swine subjected to LAD balloon occlusion (60 min) and reperfusion (24 h). Thirty-six animals were enrolled; 12 were excluded by pre-defined criteria, death before infusion, or technical issues. DMX-10001 was begun 20 min before reperfusion (30 min, 60 mg/kg/h; 23.5 h, 17 mg/kg/h). At all times tested, beginning 30 min after the start of infusion, DMX-5804 concentrations exceeded > fivefold the levels that rescued hPSC-CMs and reduced IS in mice after oral dosing with DMX-5804 itself. No significant reduction occurred in IS or no-reflow corrected for the area at ischemic risk, even though DMX-10001 reduced IS, expressed in grams or % of LV mass, by 27%. In summary, a rapidly cleaved pro-drug of DMX-5804 failed to reduce IS in large-mammal MI, despite exceeding the concentrations for proven success in both mice and hPSC-CMs.
MAP4K4 Inhibition Promotes Survival of Human Stem Cell-Derived Cardiomyocytes and Reduces Infarct Size In Vivo
Cell Stem Cell 2019 Apr 4;24(4):579-591.e12.PMID:30853557DOI:10.1016/j.stem.2019.01.013.
Heart disease is a paramount cause of global death and disability. Although cardiomyocyte death plays a causal role and its suppression would be logical, no clinical counter-measures target the responsible intracellular pathways. Therapeutic progress has been hampered by lack of preclinical human validation. Mitogen-activated protein kinase kinase kinase kinase-4 (MAP4K4) is activated in failing human hearts and relevant rodent models. Using human induced-pluripotent-stem-cell-derived cardiomyocytes (hiPSC-CMs) and MAP4K4 gene silencing, we demonstrate that death induced by oxidative stress requires MAP4K4. Consequently, we devised a small-molecule inhibitor, DMX-5804, that rescues cell survival, mitochondrial function, and calcium cycling in hiPSC-CMs. As proof of principle that drug discovery in hiPSC-CMs may predict efficacy in vivo, DMX-5804 reduces ischemia-reperfusion injury in mice by more than 50%. We implicate MAP4K4 as a well-posed target toward suppressing human cardiac cell death and highlight the utility of hiPSC-CMs in drug discovery to enhance cardiomyocyte survival.