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Key Documents

HPA012640

Sigma-Aldrich

Anti-PAWR antibody produced in rabbit

enhanced validation

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

Synonym(s):

Anti-PRKC apoptosis WT1 regulator protein, Anti-Par-4, Anti-Prostate apoptosis response 4 protein

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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

mouse, human, rat

enhanced validation

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

LQEPPRTVSGRYKSTTSVSEEDVSSRYSRTDRSGFPRYNRDANVSGTLVSSSTLEKKIEDLEKEVVRERQENLRLVRLMQDKEEMIGKLKEEIDLLNRDLDDIEDENEQLKQENKT

UniProt accession no.

shipped in

wet ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... PAWR(5074)

General description

PRKC apoptosis WT1 regulator protein (PAWR) is a 32-amino acid protein with a leucine zipper domain at its carboxy terminus. The gene encoding it is located on chromosome 12q21. PAWR is commonly referred as PAR4 (Prostate apoptosis response 4 protein).

Immunogen

PRKC apoptosis WT1 regulator protein 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

PRKC apoptosis WT1 regulator protein (PAWR) induces the apoptosis of prostate cancer cells and causes tumor regression. It inhibits the nuclear factor κ-B (NF-κB) activity and also the cell membrane trafficking of Fas (a cell surface death receptor) and Fas ligand (FasL). This leads to the activation of the Fas-Fas-associated death domain-caspase-8 pro-death pathway. The deletion in the gene encoding PAWR leads to pancreatic cancers and male germ cell tumors. PAWR takes part in neuronal degeneration and cholinergic signaling in Alzheimer′s disease. It interacts with CHT1 (a choline transporter) and regulates choline uptake. It functions as a negative regulator of the choline uptake activity by reducing the CHT1 incorporation on the cell surface. WT1 (a transcriptional regulator) has a transcriptional activation domain which can only be activated by specifically interacting with PAWR.

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 APREST70988

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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Par-4 inhibits choline uptake by interacting with CHT1 and reducing its incorporation on the plasma membrane.
J Xie
The Journal of Biological Chemistry, 279(27), 28266-28275 (2004)
D J Richard et al.
Genes & development, 15(3), 328-339 (2001-02-13)
The Wilms' tumor suppressor protein WT1 is a transcriptional regulator involved in differentiation and the regulation of cell growth. WT1 is subject to alternative splicing, one isoform including a 17-amino acid region that is specific to mammals. The function of
François Fabi et al.
PloS one, 12(5), e0177387-e0177387 (2017-05-06)
Infertility is constantly increasing in Canada, where 16% of Canadian couples are experiencing difficulty conceiving. It is thought that infertility can emanate from the dysregulated communication between the embryo and the maternal endometrium. In order to allow for this window
Par-4 drives trafficking and activation of Fas and Fasl to induce prostate cancer cell apoptosis and tumor regression.
M Chakraborty
Cancer Research, 61(19), 7255-7263 (2001)

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