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SAB4200091

Sigma-Aldrich

Anti-Raver1 (N-terminal) antibody produced in rabbit

~1.0 mg/mL, affinity isolated antibody

Synonym(s):

Anti-Ribonucleoprotein PTB-binding 1

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About This Item

UNSPSC Code:
12352203
NACRES:
NA.41

biological source

rabbit

conjugate

unconjugated

antibody form

affinity isolated antibody

antibody product type

primary antibodies

clone

polyclonal

form

buffered aqueous solution

mol wt

antigen ~77 kDa

concentration

~1.0 mg/mL

technique(s)

immunoprecipitation (IP): 5-10 μg using lysates of HEK-293T cells
indirect immunofluorescence: 2-5 μg/mL using paraformaldehyde fixed HEK-293T cells
western blot: 1-2 μg/mL using lysates of K562 cells

shipped in

dry ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

General description

The protein ribonucleoprotein, PTB binding 1 (Raver1), also known as ribonucleoprotein polypyrimidine tract-binding (PTB) protein 1, is a widely expressed multidomain protein. Raver1 is composed of three RNA recognition motifs (RRM) and of nuclear localization and nuclear export signals, allowing it to shuttle between the nucleus and the cytoplasm. The RAVER1 gene is mapped to human chromosome 19p13.2.

Specificity

Anti-Raver1 (N-terminal) recognizes human Raver1.

Application

Anti-Raver1 (N-terminal) antibody produced in rabbit is suitable for:
  • immunoblotting
  • immunoprecipitation
  • immunofluorescence

Biochem/physiol Actions

The protein ribonucleoprotein, PTB binding 1 (Raver1) is identified in two-hybrid screens by its ability to interact and colocalize with the cytoskeletal proteins α-actinin and vinculin. In skeletal muscle, the shuttling of Raver1 from nucleus to cytoplasm is associated with the differentiation of specific microfilament attachment sites. Based on an analysis of vinculin:Raver1 crystal structure, it was suggested that vinculin recruits Raver1 and its mRNAs cargo to focal adhesions, promoting restricted synthesis of adhesion complexes by the translational machinery.

Physical form

Solution in 0.01 M phos­phate buffered saline, pH 7.4, containing 15 mM sodium azide.

Storage and Stability

Store at –20 °C. For continuous use, store at 2–8 °C for up to one month. For extended storage, freeze in working aliquots at –20 °C. Repeated freezing and thawing, or storage in “frost-free” freezers, is not recommended. If slight turbidity occurs upon prolonged storage, clarify the solution by centrifugation before use. Working dilutions should be discarded if not used within 12 hours.

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

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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Functional characterization of the ribonucleoprotein, PTB-binding 1/Raver1 promoter region
Romanelli MG, et al.
Gene, 405(1-2), 79-87 (2007)
The metavinculin tail domain directs constitutive interactions with raver1 and vinculin RNA
Lee JH, et al.
Journal of Molecular Biology, 422(5), 697-704 (2012)
Raver1, a dual compartment protein, is a ligand for PTB/hnRNPI and microfilament attachment proteins
Hu?ttelmaier S, et al.
Test, 155(5), 775-786 (2001)
Raver1 interactions with vinculin and RNA suggest a feed-forward pathway in directing mRNA to focal adhesions
Lee JH, et al.
Structure, 17(6), 833-842 (2009)

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