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HPA036566

Sigma-Aldrich

Anti-LARP4B antibody produced in rabbit

enhanced validation

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

Synonym(s):

Anti-KIAA0217, Anti-LARP5, Anti-La ribonucleoprotein domain family, member 4B

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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

enhanced validation

independent
Learn more about Antibody Enhanced Validation

technique(s)

immunoblotting: 0.04-0.4 μg/mL
immunofluorescence: 0.25-2 μg/mL
immunohistochemistry: 1:200-1:500

immunogen sequence

FENRLSSLIIGPSKERTLSADASVNTLPVVVSREPSVPASCAVSATYERSPSPAHLPDDPKVAEKQRETHSVDRLPSALTATACKSVQVN

UniProt accession no.

shipped in

wet ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... LARP4B(23185)

General description

La ribonucleoprotein domain family member 4B (LARP4B) is encoded by the gene mapped to human chromosome 10p15.3. LARP4B is a cytosolic protein and is a member of La-related proteins (LARPs). Members of LARP family contain two RNA binding motifs namely, a La motif (LAM) and a RNA recognition motif (RRM).

Immunogen

La ribonucleoprotein domain family, member 4B 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

La ribonucleoprotein domain family member 4B (LARP4B) facilitates mRNA translation and protein synthesis. It also functions as a tumor-suppressor gene in gliomas. Mutation in LARP4B gene leads to the development of various types of cancers.

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 APREST80207

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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Loss of LARP4B, an early event in the tumorigenesis of brain cancer?
Blagden S, et al.
Translational Cancer Research, 5(S6) (2016)
The RNA-binding protein LARP4 regulates cancer cell migration and invasion
Seetharaman S, et al.
Cytoskeleton (Hoboken, N.J.), 73(11), 680-690 (2016)
Identification of RNA-binding protein LARP4B as a tumor suppressor in glioma
Koso H, et al.
Cancer Research, 76(8), 2254-2264 (2016)
Conserved and divergent features of the structure and function of La and La-related proteins (LARPs)
Bayfield MA, et al.
Biochim. Biophys. Acta Gen. Subj., 1799(5-6), 365-378 (2010)
Jennifer C Coleman et al.
iScience, 27(4), 109288-109288 (2024-03-27)
RNA-binding proteins (RBPs) are emerging as important regulators of cancer pathogenesis. We reveal that the RBPs LARP4A and LARP4B are differentially overexpressed in osteosarcoma and osteosarcoma lung metastases, as well as in prostate cancer. Depletion of LARP4A and LARP4B reduced

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