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EI1

EI1

产品编号 T6484   CAS 1418308-27-6
别名: KB-145943, Ezh2 inhibitor

EI1 (Ezh2 inhibitor) 是一种EZH2抑制剂,能够作用于 EZH2 (WT) 和 EZH2 (Y641F),IC50值分别为 15 nM 和 13 nM。

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EI1 Chemical Structure
EI1, CAS 1418308-27-6
规格 价格/CNY 货期 数量
1 mg ¥ 296 现货
2 mg ¥ 436 现货
5 mg ¥ 662 现货
10 mg ¥ 1,060 现货
25 mg ¥ 1,980 现货
50 mg ¥ 3,390 现货
100 mg ¥ 5,390 现货
1 mL * 10 mM (in DMSO) ¥ 678 现货
其他形式的 EI1:
千万补贴 助力科研
BCA蛋白浓度测定试剂盒限时半价
重组蛋白限时优惠
产品目录号及名称: EI1 (T6484)
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纯度: 99.98%
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生物活性
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存储 & 溶解度
参考文献
产品描述 EI1 (Ezh2 inhibitor) is a potent and selective EZH2 inhibitor with IC50 of 15 nM and 13 nM for EZH2 (WT) and EZH2 (Y641F), respectively.
靶点活性 EZH2 (WT):15 nM, EZH2 (Y641F):13 nM
体外活性 In DLBCL cells, EI1 inhibits cellular H3K27 methylation and activates Ezh2 target gene p16 expression. In mouse embryonic fibroblasts, EI1 also inhibit H3K27me3 and cell proliferation. In addition, EI1 selectively inhibits the growth of DLBCL cells carrying Ezh2 mutation, and causes cell cycle arrest and apoptosis. [1]
激酶实验 Biochemical Assay: For IC50 determination, EI1 is serial diluted threefold in DMSO for a total of 12 concentrations, with the starting concentration at 1 μM. The reaction is incubated at room temperature for 120 min, and stopped by adding quench solution (2.5% TFA with 320 nM d4-SAH). SAH production is quantitated using an API 4000 triple quadrupole mass spectrometry with Turbulon Spray coupled with Prominence UFLC. The percentage of inhibition is normalized using positive (no inhibitor) and negative (no enzyme) controls, and IC50 calculated using PRISM. Enzymology studies of S-Adenosyl methionine (SAM) competition are performed with slight modification of reaction condition: 10 μM EI1 is used as the starting dose for serial dilution. SAM is titrated over a range between 1 μM and 50 μM (corresponding to 1 × Km and 50 × Km), and substrate peptide is present in the final reaction mixture at its saturated condition (10 μM). For histone methyltransferase (HMT) profiling in Table 1, all HMTs are purified recombinant proteins from either Escherichia coli or Baculovirus system. The catalytic domain of G9a, SuV39H2, Set7/9, CARM1, SETD8, NSD3, SETD2, and Dot1L, and the full-length SmyD2 protein were used in the biochemical assays. HMT biochemical reactions are carefully characterized with enzymology studies and the SAM and substrate Km determined. The SAM and substrate concentrations are kept at their respective Km for most of the HMTs, except the ones (SmyD2 and Set7/9) with low SAM-Km value, for which 0.5 μM SAM is used. All HMT reactions are performed using the same assay format where the production of SAH from the biochemical reaction is quantitated by LC-MS.
细胞实验 Exponentially growing diffused large B-cell lymphoma (DLBCL) cells are seeded in 12-well plates at a density of 1 × 105 cells/mL with the indicated concentration of EI1. Viable cell number is determined every 3–4 d for up to 14 or 15 d by Vi-CELL. Mouse embryonic fibroblasts (MEFs) are seeded in a six-well plate at 2.5 × 104 cell/mL and treated with EI1 (3.3 μM) or 4-OH-tamoxifen (100 nM). Viable cell number is determined at days 3, 6 and 11. On days of cell counts, fresh growth medium and compound are replenished and cells split back to a density of 1 × 105 cells/mL. Total cell number is expressed as split-adjusted viable cells per milliliter. IC50 is calculated by PRISM and all proliferation experiments are repeated more than two times and representative data are presented.(Only for Reference)
别名 KB-145943, Ezh2 inhibitor
分子量 390.48
分子式 C23H26N4O2
CAS No. 1418308-27-6

存储

Powder: -20°C for 3 years | In solvent: -80°C for 1 year

溶解度

H2O: Insoluble

DMSO: >10 mM

溶液配制表

可选溶剂 浓度 体积 质量 1 mg 5 mg 10 mg 25 mg
DMSO 1 mM 2.561 mL 12.8048 mL 25.6095 mL 64.0238 mL
5 mM 0.5122 mL 2.561 mL 5.1219 mL 12.8048 mL
10 mM 0.2561 mL 1.2805 mL 2.561 mL 6.4024 mL

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TargetMol Library Books参考文献

1. Qi W, et al. Proc Natl Acad Sci U S A. 2012, 109(52), 21360-21365.
Isatuximab C6 Ceramide Diallyl Trisulfide Rigosertib sodium Dutasteride Clofarabine Metronidazole Terrestrosin D

相关化合物库

该产品包含在如下化合物库中:
抑制剂库 干细胞分化化合物库 染色质修饰分子库 经典已知活性库 细胞凋亡化合物库 甲基化化合物库 细胞重编程化合物库 NO PAINS 化合物库 组蛋白修饰化合物库 已知活性化合物库

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请在以下方框中输入您的动物实验信息后点击计算,可以得到母液配置方法和体内配方的制备方法: 比如您的给药剂量是10 mg/kg,每只动物体重20 g,给药体积100 μL,一共给药动物10 只,您使用的配方为5% DMSO+30% PEG300+5% Tween 80+60% ddH2O。那么您的工作液浓度为2 mg/mL。

母液配置方法:2 mg 药物溶于 50 μL DMSO (母液浓度为 40 mg/mL), 如您需要配置的浓度超过该产品的溶解度,请先与我们联系。

体内配方的制备方法:取 50 μL DMSO 主液,加入 300 μL PEG300, 混匀澄清,再加 50 μL Tween 80,混匀澄清,再加 600 μL ddH2O, 混匀澄清。

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您可能有的问题的答案可以在抑制剂处理说明中找到,包括如何准备库存溶液,如何存储产品,以及基于细胞的分析和动物实验需要特别注意的问题。

Keywords

EI1 1418308-27-6 Apoptosis Chromatin/Epigenetic Histone Methyltransferase KB145943 KB 145943 EI-1 Inhibitor inhibit KB-145943 EI 1 Ezh2 inhibitor inhibitor

 

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