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Key Documents

HPA038845

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

Quality Level

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

independent
orthogonal RNAseq
orthogonal RNAseq
Learn more about Antibody Enhanced Validation

technique(s)

immunoblotting: 0.04-0.4 μg/mL
immunohistochemistry: 1:200-1:500

immunogen sequence

EKFAEEDKKLKERIDTRNELESYAYSLKNQIGDKEKLGGKLSSEDKETMEKAVEEKIEWLESHQDADIEDFKAKKKELEEIVQPIISKL

UniProt accession no.

shipped in

wet ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... HSPA5(3309)

General description

HSPA5 (heat shock 70 kDa protein 5) is a stress-associated protein. It is mapped to human chromosome 9q33.3. It is also known as glucose/regulated protein 78 (GRP78) and immunoglobulin heavy chain binding protein (BiP). HSPA5 is present in nucleated cells like thyroid, lung, smooth muscle, liver and several cells of the immune system.

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.
Anti-HSPA5 antibody has been used in immunofluorescence and immunocytochemistry.

Biochem/physiol Actions

HSPA5 (heat shock 70 kDa protein 5) participates in stress-associated diseases. It also participates in protein biogenesis (protein transport into the endoplasmic reticulum (ER), protein folding and assembly and ER associated protein degradation), signal transduction and calcium homeostasis.

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 APREST81775

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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Jiewen Fu et al.
International journal of biological sciences, 17(3), 897-910 (2021-03-27)
HSPA5 (BiP, GRP78) has been reported as a potential host-cell receptor for SARS-Cov-2, but its expression profiles on different tissues including tumors, its susceptibility to SARS-Cov-2 virus and severity of its adverse effects on malignant patients are unclear. In the
HSPA5 (heat shock 70kDa protein 5 (glucose-regulated protein, 78kDa)).
Zimmermann R and Dudek J
Atlas of Genetics and Cytogenetics in Oncology and Haematology (2010)
Translocation of molecular chaperones to the titin springs is common in skeletal myopathy patients and affects sarcomere function.
Unger A, et al.
Acta Neuropathologica Communications, 5(1), 72-72 (2017)
Inês Direito et al.
Current oncology (Toronto, Ont.), 29(12), 9066-9087 (2022-12-23)
The endoplasmic reticulum chaperone BiP (also known as GRP-78 or HSPA5) maintains protein folding to allow cell proliferation and survival and has been implicated in carcinogenesis, tumor progression, and therapy resistance. BiP's association with clinical factors and prognostic potential in
Genetic polymorphisms and haplotype structures of HSPA5 gene in the Han population of Southern China.
Zhu X, et al.
Tissue Antigens, 74(5), 420-423 (2009)

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