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HPA005487

Sigma-Aldrich

Anti-TPX2 antibody produced in rabbit

enhanced validation

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

Synonym(s):

Anti-DIL-2, Anti-Differentially expressed in cancerous and non-cancerous lung cells 2, Anti-Hepatocellular carcinoma-associated antigen 519, Anti-Protein fls353, Anti-Restricted expression proliferation-associated protein 100, Anti-Targeting protein for Xklp2, Anti-p100

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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

human

enhanced validation

recombinant expression
orthogonal RNAseq
Learn more about Antibody Enhanced Validation

technique(s)

immunoblotting: 0.04-0.4 μg/mL
immunofluorescence: 0.25-2 μg/mL
immunohistochemistry: 1:50-1:200

immunogen sequence

QELEKSMKMQQEVVEMRKKNEEFKKLALAGIGQPVKKSVSQVTKSVDFHFRTDERIKQHPKNQEEYKEVNFTSELRKHPSSPARVTKGCTIVKPFNLSQGKKRTFDETVSTYVPLAQQVEDFHKRTPNRYHLRSKKD

UniProt accession no.

application(s)

research pathology

shipped in

wet ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... TPX2(22974)

General description

TPX2 (targeting protein for Xenopus kinesin-like protein 2) is a spindle assembly factor. It is a kinesin-like motor protein, which is directed toward the plus-end of microtubule. It localizes mainly to nucleus during interphase and has the highest level of expression during mitosis. This gene is localized to the human chromosomal locus 20q11.1. TPX2 protein has a molecular weight of 100kDa.

Immunogen

Targeting protein for Xklp2 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.

Biochem/physiol Actions

TPX2 (targeting protein for Xenopus kinesin-like protein 2) activates Aurora A and recruits it to spindles, and aids in spindle formation. This is achieved by the release of TPX2, during early mitosis, in a Ran-GTP dependent fashion. In mammals, it regulates the assembly of microtubules at kinetochores. This in turn is accomplished by the binding of microtubules to the COOH-terminal domain of Xenopus kinesin-like protein 2 (Xklp2). The expression of TPX2 is tightly regulated during different stages of cell cycle. Post cytokinesis, TPX2 levels decline rapidly, and remain as such through G1 phase. The expression levels increase again during S and G2 phase. This protein is also responsible for amplifying the response to DNA damage. TPX2 is implicated in the modulation of tumorigenesis in cervical cancer. It also plays a role in tumor growth and metastasis of human colon cancer.

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 APREST86576

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

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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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Guadalupe Pena et al.
microPublication biology, 2024 (2024-04-25)
The MYC oncogene was previously shown to induce mitotic spindle defects, chromosome instability, and reliance on the microtubule-associated protein TPX2 to survive, but how TPX2 levels affect spindle morphology in cancer cells has not previously been examined in detail. We
Ping Wei et al.
Journal of translational medicine, 11, 313-313 (2013-12-18)
We have previously demonstrated an aberrant overexpression of the microtubule-associated protein TPX2 in colon cancer using a genome-wide gene expression profiling analysis. Here, we aim to investigate its expression pattern, clinical significance, and biological function in colon cancer. TPX2 expression
Jun Zou et al.
Oncology letters, 16(3), 2823-2832 (2018-08-22)
Targeting protein for Xenopus kinesin-like protein 2 (TPX2) activates Aurora kinase A during mitosis and targets its activity to the mitotic spindle, serving an important role in mitosis. It has been associated with different types of cancer and is considered
Gernot Neumayer et al.
Cellular and molecular life sciences : CMLS, 71(16), 3027-3047 (2014-02-22)
For more than 15 years, TPX2 has been studied as a factor critical for mitosis and spindle assembly. These functions of TPX2 are attributed to its Ran-regulated microtubule-associated protein properties and to its control of the Aurora A kinase. Overexpressed
Peiyue Jiang et al.
Molecular medicine reports, 9(6), 2347-2351 (2014-04-11)
The targeting protein for the Xenopus kinesin-like protein 2 (TPX2), a microtubule-associated protein, has been utilized as a tool to evaluate, more precisely, the proliferative behavior of tumor cells. The abnormal expression of TPX2 in a variety of malignant tumor

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