推荐产品
生物源
mouse
共軛
unconjugated
抗體表格
purified immunoglobulin
抗體產品種類
primary antibodies
無性繁殖
1E2, monoclonal
形狀
buffered aqueous solution
物種活性
human
技術
immunohistochemistry (formalin-fixed, paraffin-embedded sections): suitable
indirect ELISA: suitable
indirect immunofluorescence: suitable
western blot: 1-5 μg/mL
同型
IgG1κ
GenBank登錄號
UniProt登錄號
運輸包裝
dry ice
儲存溫度
−20°C
目標翻譯後修改
unmodified
基因資訊
human ... TOP2A(7153)
一般說明
This gene encodes a DNA topoisomerase, an enzyme that controls and alters the topologic states of DNA during transcription. This nuclear enzyme is involved in processes such as chromosome condensation, chromatid separation, and the relief of torsional stress that occurs during DNA transcription and replication. It catalyzes the transient breaking and rejoining of two strands of duplex DNA which allows the strands to pass through one another, thus altering the topology of DNA. Two forms of this enzyme exist as likely products of a gene duplication event. The gene encoding this form, alpha, is localized to chromsome 17 and the beta gene is localized to chromosome 3. The gene encoding this enzyme functions as the target for several anticancer agents and a variety of mutations in this gene have been associated with the development of drug resistance. Reduced activity of this enzyme may also play a role in ataxia-telangiectasia. (provided by RefSeq)
免疫原
TOP2A (NP_001058, 1435 a.a. ~ 1531 a.a) partial recombinant protein with GST tag. MW of the GST tag alone is 26 KDa.
Sequence
RAAPKGTKRDPALNSGVSQKPDPAKTKNRRKRKPSTSDDSDSNFEKIVSKAVTSKKSKGESDDFHMDFDSAVAPRAKSVRAKKPIKYLEESDEDDLF
Sequence
RAAPKGTKRDPALNSGVSQKPDPAKTKNRRKRKPSTSDDSDSNFEKIVSKAVTSKKSKGESDDFHMDFDSAVAPRAKSVRAKKPIKYLEESDEDDLF
生化/生理作用
Topoisomerase II A (TOP2A) enzyme plays a vital role in DNA replication and cell proliferation. Experimental studies show an increased expression of this enzyme in Chinese patients with gastric carcinoma. DNA topoisomerase 2-α acts as a target enzyme for an anthracycline drug called as epirubicin and many other antineoplastic drugs. Top2α is involved in reducing the topological stress in cells. The hsa-miR-485-3p downregulates the expression of nuclear transcription factor Y subunit β (NFYB), which acts as a mediator of Top2α. Consequently, it decreases the expression of Top2α and its drug responsiveness. Top2α enzyme plays an important role in maintenance of chromosome condensation and segregation. Ataxia telangiectasia mutated (ATM)-dependent regulation of TOP2A helps in TOP2 stability and also it′s sensitivity to TOP2 inhibitor.
外觀
Solution in phosphate buffered saline, pH 7.4
法律資訊
GenBank is a registered trademark of United States Department of Health and Human Services
免責聲明
Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.
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儲存類別代碼
10 - Combustible liquids
閃點(°F)
Not applicable
閃點(°C)
Not applicable
個人防護裝備
Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)
Novel regulation of nuclear factor-YB by miR-485-3p affects the expression of DNA topoisomerase IIa and drug responsiveness.
Molecular Pharmacology, 79(4), 735-741 (2011)
Analysis of EGFR, HER2, and TOP2A gene status and chromosomal polysomy in gastric adenocarcinoma from Chinese patients.
BMC Cancer, 8, 363-363 (2008)
TOP2A and HER-2 gene amplification in fine needle aspirates from breast carcinomas.
Cytopathology : Official Journal of the British Society For Clinical Cytology, 14(6), 314-319 (2003)
Ataxia telangiectasia mutated-dependent regulation of topoisomerase II alpha expression and sensitivity to topoisomerase II inhibitor.
Cancer Science, 104(2), 178-184 (2013)
RECQL5 cooperates with Topoisomerase II alpha in DNA decatenation and cell cycle progression.
Nucleic Acids Research, 40(4), 1621-1635 (2012)
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