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MABS155

Sigma-Aldrich

Anti-phospho-GRK2 (Ser670) Antibody, clone 15G11.1

clone 15G11.1, from mouse, unconjugated

Synonym(s):

Beta-adrenergic receptor kinase 1, Beta-ARK-1, G-protein coupled receptor kinase 2

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About This Item

UNSPSC Code:
12352203
eCl@ss:
32160702
NACRES:
NA.41

biological source

mouse

Quality Level

conjugate

unconjugated

antibody form

purified immunoglobulin

antibody product type

primary antibodies

clone

15G11.1, monoclonal

species reactivity

human

technique(s)

immunoprecipitation (IP): suitable
inhibition assay: suitable (peptide)
western blot: suitable

isotype

IgG2bκ

NCBI accession no.

UniProt accession no.

shipped in

wet ice

target post-translational modification

phosphorylation (pSer670)

Gene Information

human ... GRK2(156)

General description

G-protein coupled receptor kinase 2 (Grk2), also known as BARK or BARK1, is a member of the large family of GRK kinases that phosphorylate G-protein coupled receptors (GPCR), resulting in the recruitment of arrestins to the cytoplasmic domains of GPCR’s and subsequent internalization of these receptors by endocytosis. GRK2 is ubiquitously expressed, and modulates diverse cellular processes through association with a number of non-receptor substrates. GRK2 regulates actin dynamics and cell motililty through interaction with radixin, tubilin, and ezrin. In addition, Grk2 may play a role in the signaling of TGFβ by blocking the nuclear translocation of Smad2 and Smad3 proteins. It has also been shown that Grk2 may play a role in the hedgehog signaling pathway during embryonic development, by modulating the signaling of the atypical G-protein coupled receptor Smo. Grk2 is inactivated by phosphorylation of ser670 by ERK. It is also phosphorylated by PKC and Src, depending on the cellular context.

Specificity

This antibody recognizes GRK2 phosphorylated at Ser670.

Immunogen

Epitope: Phosphorylated Ser670
KLH-conjugated linear peptide corresponding to human GRK2 phosphorylated at Ser670.

Application

Anti-phospho-GRK2 (Ser670) Antibody, clone 15G11.1 is an antibody against phospho-GRK2 (Ser670) for use in Western Blotting, Immunoprecipitation, Peptide Inhibition Assay.
Peptide Inhibition Assay Analysis: A 1:1,000 dilution from a representative lot blocked phospho-GRK2 in 10 µg of Calyculin A/Okadaic Acid treated and untreated Jurkat cells.

Immunoprecipitation Analysis: A representative lot immunoprecipitated phospho-GRK2 in HeLa cell lysate.
Research Category
Signaling
Research Sub Category
Hormones & Receptors

Quality

Evaluated by Western Blot in untreated and Calyculin A/Okadaic Acid treated A431 cells.

Western Blot Analysis: A 1:1,000 dilution of this antibody detected GRK2 in 10 µg of untreated and Calyculin A/Okadaic Acid treated A431 cells.

Target description

~70 kDa observed

Physical form

Protein G Purified
Purified mouse monoclonal IgG2bκ in buffer containing 0.1 M Tris-Glycine (pH 7.4), 150 mM NaCl with 0.05% sodium azide.

Storage and Stability

Stable for 1 year at 2-8°C from date of receipt.

Analysis Note

Control
Untreated and Calyculin A/Okadaic Acid treated A431 cells

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

12 - Non 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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