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HPA038846

Sigma-Aldrich

Anti-HSPA5 antibody produced in rabbit

enhanced validation

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

Synonym(s):

Anti-BiP, Anti-GRP78, Anti-Heat shock 70kDa protein 5 (glucose-regulated protein, 78kDa)

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About This Item

UNSPSC Code:
12352203
Human Protein Atlas Number:
NACRES:
NA.43

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, mouse, rat

enhanced validation

independent
Learn more about Antibody Enhanced Validation

technique(s)

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

immunogen sequence

GEDFDQRVMEHFIKLYKKKTGKDVRKDNRAVQKLRREVEKAKRALSSQHQARIEIESFYEGEDFSETLTRAK

UniProt accession no.

shipped in

wet ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... HSPA5(3309)

General description

Heat shock protein family A (Hsp70) member 5 (HSPA5), also known as glucose/regulated protein 78 (GRP78), is a stress-associated protein, encoded by the gene mapped to the long arm of human chromosome 9q33.3. The encoded protein belongs to the heat shock protein seventy family and is expressed primarily in the endoplasmic reticulum (ER). HSPA5 is a 654 amino acid protein, characterized by an N-terminal nucleotide binding domain with ATPase activity, a substrate binding domain and a variable C-terminal tail.

Immunogen

heat shock 70kDa protein 5 (glucose-regulated protein, 78kDa) 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

Heat shock protein family A (Hsp70) member 5 (HSPA5) facilitates embryonic cell growth and pluripotent cell survival. In addition, it also assists various cellular processes such as protein transport into the endoplasmic reticulum (ER), translocation of nascent polypeptides, de novo protein folding and assembly and ER associated degradation (ERAD). It is also involved in regulation of calcium homeostasis. HSPA5 is linked to stress-associated diseases. The gene also promotes progression of various critical human diseases, including cancers, viral infections and neurodegenerative disorders. Polymorphisms in this gene might function as biomarkers to determine the risk and poor prognosis of neuroblastoma (NB).

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 APREST81776

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


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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Polymorphisms of glucose-regulated protein 78 and clinical relevance of neuroblastoma: Risk and prognosis.
Zhang J
Journal of Cancer Research and Therapeutics, 12, 1178-1183 (2016)
Genetic polymorphisms and haplotype structures of HSPA5 gene in the Han population of Southern China.
Zhu X
Tissue Antigens, 74, 420-423 (2009)
High Level Soluble Expression and ATPase Characterization of Human Heat Shock Protein GRP78.
Wu S
Biochemistry. Biokhimiia, 82, 186-191 (2017)
Eileen Haring et al.
Haematologica, 107(7), 1538-1554 (2021-08-20)
Acute graft-versus-host disease (GvHD) is a life-threatening complication of allogeneic hematopoietic cell transplantation (allo-HCT), a potentially curative treatment for leukemia. Endoplasmic reticulum (ER) stress occurs when the protein folding capacity of the ER is oversaturated. How ER stress modulates tissue
Kazuo Iwasa et al.
Journal of neuroimmunology, 273(1-2), 72-76 (2014-06-03)
In myasthenia gravis (MG), damage to neuromuscular junctions may induce endoplasmic reticulum (ER) stress in skeletal muscles. In the current study, skeletal muscles obtained from patients with MG exhibited upregulation of glucose-regulated protein 78 (GRP78) mRNA that was activated by

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