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HPA024120

Sigma-Aldrich

Anti-TOP2B antibody produced in rabbit

enhanced validation

Prestige Antibodies® Powered by Atlas Antibodies, affinity isolated antibody, buffered aqueous glycerol solution

Synonym(s):

Anti-DNA topoisomerase 2-beta, Anti-DNA topoisomerase II, beta isozyme

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About This Item

UNSPSC Code:
12352203
Human Protein Atlas Number:
NACRES:
NA.41

biological source

rabbit

conjugate

unconjugated

antibody form

affinity isolated antibody

antibody product type

primary antibodies

clone

polyclonal

product line

Prestige Antibodies® Powered by Atlas Antibodies

form

buffered aqueous glycerol solution

species reactivity

rat, mouse, human

enhanced validation

RNAi knockdown
Learn more about Antibody Enhanced Validation

technique(s)

immunoblotting: 0.04-0.4 μg/mL
immunofluorescence: 0.25-2 μg/mL
immunohistochemistry: 1:500-1:1000

immunogen sequence

LWKEDLAAFVEELDKVESQEREDVLAGMSGKAIKGKVGKPKVKKLQLEETMPSPYGRRIIPEITAMKADASKKLLKKKKGDLDTAAVKVEFDEEFSGAPVEGAGEEALTPSVPINKGPKPKREKKEPGTRVRKTPTSSGKPSA

UniProt accession no.

shipped in

wet ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... TOP2B(7155)

General description

Topoisomerase IIβ (TOP2B) is an isoform of type IIA topoisomerases. It is expressed in mammalian cells. This nuclear enzyme is mainly found in the neurons. The TOP2B gene is located on human chromosome location 3p24.2.

Immunogen

DNA topoisomerase 2-beta recombinant protein epitope signature tag (PrEST)

Application

All Prestige Antibodies Powered by Atlas Antibodies are developed and validated by the Human Protein Atlas (HPA) project and as a result, are supported by the most extensive characterization in the industry.

The Human Protein Atlas project can be subdivided into three efforts: Human Tissue Atlas, Cancer Atlas, and Human Cell Atlas. The antibodies that have been generated in support of the Tissue and Cancer Atlas projects have been tested by immunohistochemistry against hundreds of normal and disease tissues and through the recent efforts of the Human Cell Atlas project, many have been characterized by immunofluorescence to map the human proteome not only at the tissue level but now at the subcellular level. These images and the collection of this vast data set can be viewed on the Human Protein Atlas (HPA) site by clicking on the Image Gallery link. We also provide Prestige Antibodies® protocols and other useful information.
Anti-TOP2B antibody produced in rabbit has been used in western blotting and immunofluorescence staining.

Biochem/physiol Actions

Topoisomerase IIβ (TOP2B) is vital for resolving topological problems of DNA, which is associated with gene regulation in neurons. It is also crucial for neuron development. Top2b modulates neuronal differentiation in vivo and in vitro. It is also vital for the development of cerebellum. Top2b is implicated in chromatid separation, chromosome condensation and the relief of torsional stress, which happens due to DNA transcription and replication. Reduced activity of Top2b is associated with ataxia-telangiectasia.

Features and Benefits

Prestige Antibodies® are highly characterized and extensively validated antibodies with the added benefit of all available characterization data for each target being accessible via the Human Protein Atlas portal linked just below the product name at the top of this page. The uniqueness and low cross-reactivity of the Prestige Antibodies® to other proteins are due to a thorough selection of antigen regions, affinity purification, and stringent selection. Prestige antigen controls are available for every corresponding Prestige Antibody and can be found in the linkage section.

Every Prestige Antibody is tested in the following ways:
  • IHC tissue array of 44 normal human tissues and 20 of the most common cancer type tissues.
  • Protein array of 364 human recombinant protein fragments.

Linkage

Corresponding Antigen APREST74680

Physical form

Solution in phosphate-buffered saline, pH 7.2, containing 40% glycerol and 0.02% sodium azide

Legal Information

Prestige Antibodies is a registered trademark of Merck KGaA, Darmstadt, Germany

Disclaimer

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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Storage Class Code

10 - Combustible liquids

WGK

WGK 1


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Topoisomerase IIbeta and its role in different biological contexts
Bollimpelli VS, et al.
Archives of Biochemistry and Biophysics, 633, 78-84 (2017)
Selection of reference genes for normalization of real-time PCR data in minipig heart failure model and evaluation of TNF-alpha mRNA expression
Martino A, et al.
Journal of Biotechnology, 153(3-4), 92-99 (2011)
Rhîan G Jacobsen et al.
Cellular signalling, 28(10), 1593-1603 (2016-07-13)
DNA topoisomerases (Topo) are multifunctional enzymes resolving DNA topological problems such as those arising during DNA replication, transcription and mitosis. Mammalian cells express 2 class II isoforms, Topoisomerases IIα (Topo IIα) and IIβ (Topo IIβ), which have similar enzymatic properties
Detection of novel amplicons in prostate cancer by comprehensive genomic profiling of prostate cancer cell lines using oligonucleotide-based arrayCGH
Kamradt J, et al.
Testing, 2(8) (2007)
Pedro Manuel Martínez-García et al.
PLoS computational biology, 17(1), e1007814-e1007814 (2021-01-20)
DNA topoisomerase II-β (TOP2B) is fundamental to remove topological problems linked to DNA metabolism and 3D chromatin architecture, but its cut-and-reseal catalytic mechanism can accidentally cause DNA double-strand breaks (DSBs) that can seriously compromise genome integrity. Understanding the factors that

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