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Merck
CN

17-615

Sigma-Aldrich

ChIPAb+ 乙酰化组蛋白H3 - ChIP经验证的抗体和引物组

from rabbit

别名:

H3Ac, Histone H3 acetyl, Histone H3Ac

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关于此项目

UNSPSC代码:
12352203
eCl@ss:
32160702
NACRES:
NA.32
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生物来源

rabbit

质量水平

克隆

polyclonal

种属反应性

mouse, Tetrahymena sp., human

制造商/商品名称

ChIPAb+
Upstate®

技术

ChIP: suitable
western blot: suitable

NCBI登记号

UniProt登记号

运输

dry ice

一般描述

17 kDa
对每批、每次的全部ChIPAb+抗体的染色质沉淀进行单独验证。 每个ChIPAb+抗体组均包含对照引物(通过qPCR对每个批次进行检测),以在基因座特异性环境下对IP结果进行生物学验证。提供了qPCR方案和引物序列,使研究人员能够在染色质环境中使用我们的抗体时验证ChIP方案。每组还包括阴性对照抗体,以确保ChIP反应的特异性。
ChIPAb+乙酰基组蛋白H3组包括纯化的兔多克隆抗体和正常兔IgG抗体,可用于证明乙酰基组蛋白H3抗体能够沉淀与乙酰基组蛋白H3相关的染色质。qPCR引物包括人GAPDH启动子的侧翼,并产生166个碱基对的PCR产物。
核小体的核心成分。核小体将DNA包裹并压缩到染色质中,从而限制了DNA进入需要DNA作为模板的细胞机制的可及性。它们在转录调节、DNA修复、DNA复制和染色体稳定性中起着核心作用。DNA的可及性是通过对组蛋白进行复杂的翻译后修饰(也称为组蛋白编码)和核小体重塑来调节的。乙酰化通常与基因激活有关。Lys-10(H3K9ac)上的乙酰化会损害Arg-9(H3R8me2s)上的甲基化。Lys-19(H3K18ac)和Lys-24(H3K24ac)上的乙酰化有利于Arg-18(H3R17me)处的甲基化。

免疫原

乙酰基-组蛋白H3抗体针对对应于四膜虫组蛋白H3 ARTKQTAR[K*]STGG[K*]APRKQL(C)的氨基酸1-20的肽制备,其中K*被乙酰化)

应用

乙酰基组蛋白H3 ChIP验证的抗体 & 引物组包括ChIP级抗体 & 用于H3Ac染色质免疫沉淀的特异性对照PCR引物。
蛋白质印迹分析:
来自经5 mM丁酸钠处理24小时的HeLa细胞(泳道2)和未处理的HeLa细胞(泳道1)的酸提取蛋白通过电泳分离,转移到硝酸纤维素膜上,并用抗乙酰化组蛋白H3(0.01 μg/mL)探测。
使用与HRP偶联的山羊-兔二抗和化学发光检测系统可视化蛋白质(请参见图)。

生化/生理作用

根据抗体产生肽的序列,四膜虫预计会发生交叉反应。
识别乙酰基组蛋白H3

包装

每组25次测定。每次染色质免疫沉淀约5 μg

外形

形式:纯化
抗乙酰基组蛋白H3(兔多克隆IgG)。1个小瓶,包含125μg蛋白A纯化抗体,溶于125 μL储存缓冲液(含0.1 M Tris-甘氨酸、pH值7.4、0.15 M NaCl和0.05%叠氮化钠)。储存于-20°C。

正常兔IgG。一个小瓶,包含125 uL体积的125 ug正常兔IgG。储存在-20 °C。

对照引物。一个小瓶含有75 μL的5 μM人GAPDH特异性引物。储存于-20°C。
对于:TAC TAG CGG TTT TAC GGG CG
REV: TCG AAC AGG AGG AGC AGA GAG
CGA

分析说明

对照
包括阴性对照抗体兔IgG和对人GAPDH启动子特异性的对照引物。
已通过染色质免疫沉淀法对HeLa核提取物进行常规评估。

法律信息

UPSTATE is a registered trademark of Merck KGaA, Darmstadt, Germany

储存分类代码

10 - Combustible liquids


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