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Key Documents

HPA000497

Sigma-Aldrich

Anti-HSPB1 antibody produced in rabbit

enhanced validation

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

Synonym(s):

Anti-28 kDa heat shock protein, Anti-Estrogen-regulated 24 kDa protein, Anti-HSP 27, Anti-Heat shock 27 kDa protein, Anti-Heat shock protein beta-1, Anti-HspB1, Anti-SRP27, Anti-Stress-responsive protein 27

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About This Item

MDL number:
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

orthogonal RNAseq
Learn more about Antibody Enhanced Validation

technique(s)

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

immunogen sequence

EEWSQWLGGSSWPGYVRPLPPAAIESPAVAAPAYSRALSRQLSSGVSEIRHTADRWRVSLDVNHFAPDELTVKTKDGVVEITGKHEERQDEHGYISRCFTRKYTLPPGVDPTQVSS

UniProt accession no.

shipped in

wet ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... HSPB1(3315)

General description

Heat shock protein family B (small) member (HSPB1) is a member of the small heat shock proteins (HSPs) family. It is ubiquitously expressed and is highly produced in heart and skeletal muscles. HSPB1 is located in the cytosol and nucleus. This protein is recognized as a component of the nuclear speckles. HSPB1 gene is located on the human chromosome 7q11.23.

Immunogen

Heat shock protein beta-1 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 B (small) member (HSPB1) serves as an ATP-independent molecular chaperone. It can block the irreversible aggregation of bound substrates in vitro. HSPB1 plays a key role in the remodeling of cytoskeleton during embryogenesis. HSPB1 gene mutations lead to distal hereditary motor neuropathy type II (dHMN II) or Charcot-Marie-tooth disease type 2F (CMT2F). It is involved in metastasis formation. Due to its cytoprotective properties, HSPB1 plays a role in oncogenesis and resistance to anti-cancer therapy.

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 APREST76117

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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HSPB1 (Heat-Shock 27 kDa Protein 1)
Laskowska E, et al.
Atlas of Genetics and Cytogenetics in Oncology and Haematology (2009)
Margaret M Centenera et al.
Endocrine-related cancer, 22(5), 805-818 (2015-07-19)
Persistent androgen receptor (AR) signaling in castration resistant prostate cancer (CRPC) underpins the urgent need for therapeutic strategies that better target this pathway. Combining classes of agents that target different components of AR signaling has the potential to delay resistance

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