Rheb inhibitor NR1 是一种Rheb抑制剂,IC50为 2.1 μM。Rheb inhibitor NR1 可直接结合 Rheb switch II 结构域,选择性抑制mTORC1的激活。Rheb inhibitor NR1 抑制 mTORC1 驱动的T389pS6K1 的磷酸化,并以剂量依赖的方式增加S473pAKT 的磷酸化。Rheb inhibitor NR1 不影响 mTORC2 的活性。
生物活性 | Rheb inhibitor NR1 is aRhebinhibitor with anIC50of 2.1 μM in the Rheb-IVK assay. Rheb inhibitor NR1 can directly bind Rheb in the switch II domain and selectively inhibit the activation ofmechanistic target of rapamycin complex 1 (mTORC1). Rheb inhibitor NR1 inhibits the phosphorylation ofmTORC1drivenT389pS6K1 and increases the phosphorylation ofS473pAKT in a dose-dependent manner. Rheb inhibitor NR1 does not influencemTORC2activity[1]. (Rheb-IVK: Rheb-dependentmTORC1kinase activity) |
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体外研究 (In Vitro) | NR1 (1-10 μM; 48 h) reduces the size of Jurkat cells[1]. NR1 (0.37-30 μM; 90 min for MCF-7 and TRI102; 24 h for PC3) inhibits the phosphorylation ofT389pS6K1 and increases the phosphorylation ofS473pAKT in MCF-7, TRI102 and PC3 cells[1]. NR1 (1-30 μM; 2.5 h) reduced protein synthesis in MCF-7[1].
Cell Viability Assay[1] Cell Line: | Jurkat cells | Concentration: | 1, 3 and 10 μM | Incubation Time: | 48 h | Result: | Effectively reduced the size of Jurkat cells in a dose-dependent manner. |
Western Blot Analysis[1] Cell Line: | MCF-7, TRI102 and PC3 cells | Concentration: | 0.37, 1.1, 3.3, 10 and 30 μM | Incubation Time: | 90 min for MCF-7 and TRI102; 24 h for PC3 | Result: | Inhibited the phosphorylation ofT389pS6K1 and increased the phosphorylation ofS473pAKT in a dose-dependent manner. |
Western Blot Analysis[1] Cell Line: | MCF-7 | Concentration: | 1, 3, 10 and 30 μM | Incubation Time: | 2.5 h (then labeled the cells with an35S-Met labeling mix for 30 min) | Result: | Dose-dependently reduced protein synthesis. |
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体内研究 (In Vivo) | NR1 (30 mg/kg; IP; single dosage) significantly reduces mTORC1 activity in both kidney and skeletal muscle, and exhibited a clear band shift forT37/464E-BP1 in skeletal muscle[1].
Animal Model: | Male C57BL/6 mice (6-7 weeks; fast for 16 hours)[1] | Dosage: | 30 mg/kg | Administration: | IP; single dosage | Result: | Sustained over 5 μM for 2 h. Significantly reduced mTORC1 activity in both kidney and skeletal muscle, and exhibited a clear band shift forT37/464E-BP1 in skeletal muscle. |
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运输条件 | Room temperature in continental US; may vary elsewhere. |
储存方式 | Powder | -20°C | 3 years | | 4°C | 2 years | In solvent | -80°C | 6 months | | -20°C | 1 month |
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溶解性数据 | In Vitro: DMSO : 50 mg/mL(86.46 mM;Need ultrasonic) 配制储备液 1 mM | 1.7292 mL | 8.6460 mL | 17.2921 mL | 5 mM | 0.3458 mL | 1.7292 mL | 3.4584 mL | 10 mM | 0.1729 mL | 0.8646 mL | 1.7292 mL |
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