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Merck
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文件

04-1570-I

Sigma-Aldrich

Anti-RNA polymerase II subunit B1 (phospho-CTD Ser-7) Antibody, clone 4E12

culture supernatant, clone 4E12, from rat

别名:

DNA-directed RNA polymerase II subunit RPB1, RNA polymerase II subunit B1, DNA-directed RNA polymerase II subunit A, DNA-directed RNA polymerase III largest subunit, RNA-directed RNA polymerase II subunit RPB1

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About This Item

分類程式碼代碼:
12352203
eCl@ss:
32160702
NACRES:
NA.41

生物源

rat

品質等級

抗體表格

culture supernatant

抗體產品種類

primary antibodies

無性繁殖

4E12, monoclonal

物種活性

mouse

物種活性(以同源性預測)

human (based on 100% sequence homology)

技術

ChIP: suitable
ELISA: suitable
western blot: suitable

同型

IgG1κ

NCBI登錄號

UniProt登錄號

運輸包裝

wet ice

目標翻譯後修改

phosphorylation (pSer7)

基因資訊

human ... POLR2B(5431)

一般說明

RPB1 (RNA polymerase II subunit B1) is the catalytic component of RNA polymerase II which synthesizes mRNA and non-coding RNAs. During transcription, elongation is influenced by the phosphorylation status of the C-terminal domain (CTD) of RPB1, which acts as an assembly platform for factors regulating transcription initiation, elongation, termination and mRNA processing. Phosphorylation occurs mainly at residues ′Ser-2′ and ′Ser-5′ of the tandem 7 residue repeats in the C-terminal domain (CTD), which activates Pol II. This phosphorylation also can occur at ′Ser-7′ of the heptapepdtide repeat. This antibody recognizes the ′Ser-7′ CTD residue of RPB1.

特異性

Demonstrated to react with human RBP1 in Ni et al., 2011. Transcription 2:5, 237-242
This antibody recognizes RNA polymerase II subunit B1 phosphorylated at Ser7 of the C-terminal domain (CTD).

免疫原

Epitope: Phosphorylated Ser7 of the C-terminal domain (CTD)
Ovalbumin-conjugated linear peptide corresponding to human RNA polymerase II subunit B1 phosphorylated at Ser7 of the C-terminal domain (CTD).

應用

Anti-RNA polymerase II subunit B1 (phospho-CTD Ser-7) Antibody, clone 4E12 is a highly specific rat monoclonal antibody & that targets RNA Polymerase & has been tested in western blotting.
Chromatin Immunoprecipitation Analysis: A representative lot was used by an independent laboratory to immunoprecipitate RNA polymerase II subunit B1 (phospho-CTD Ser-5) in ChIP (Chapman, R., et al. (2007). Science. 318(5857):1780-1782.).
Demonstrated to react with human RBP1 in Ni et al., 2011. Transcription 2:5, 237-242

品質

Evaluated by Western Blotting in untreated and lambda phosphatase treated NIH/3T3 cell lysate.

Western Blotting Analysis: A 1:2,000 dilution from a representative lot detected RNA polymerase II subunit B1 (phospho-CTD Ser-7) in 10 μg of untreated NIH/3T3 cell lysate.

標靶描述

~220 kDa observed

聯結

Replaces: 04-1570

外觀

Rat monoclonal IgG1κ with 0.05% sodium azide.

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儲存類別代碼

10 - Combustible liquids

水污染物質分類(WGK)

WGK 1


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