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Key Documents

07-606

Sigma-Aldrich

Anti-phospho-JAK2 (Tyr1007/1008) Antibody

Upstate®, from rabbit

Synonym(s):

Janus kinase 2, Janus kinase 2 (a protein tyrosine kinase), tyrosine-protein kinase JAK2

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About This Item

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

biological source

rabbit

Quality Level

antibody form

purified immunoglobulin

antibody product type

primary antibodies

clone

polyclonal

species reactivity

rat, mouse, human

manufacturer/tradename

Upstate®

technique(s)

western blot: suitable

isotype

IgG

NCBI accession no.

UniProt accession no.

shipped in

wet ice

target post-translational modification

phosphorylation (pTyr1007/pTyr1008)

Gene Information

human ... JAK2(3717)
mouse ... Jak2(16452)
rat ... Jak2(24514)

General description

JAK2 (Janus Kinase 2) belongs to the emerging family of non-receptor Janus tyrosine kinases, which regulate a spectrum of cellular functions downstream of activated cytokine receptors in the lympho-hematopoietic system. Immunological stimuli, such as interferons and cytokines, induce recruitment of Stat transcription factors to cytokine receptor-associated JAK2. JAK2 then phosphorylates proximal Stat factors, which subsequently dimerize, translocate to the nucleus and bind to CIS elements upstream of target gene promoters to regulate transcription. The canonical JAK/Stat pathway is integral to maintaining a normal immune system by stimulating proliferation, differentiation, survival and host resistance to pathogens. Altering JAK/Stat signaling to reduce cytokine induced pro-inflammatory responses represents an attractive target for anti-inflammatory therapies. Within the JAK2 kinase domain, there is a region that has considerable sequence homology to the regulatory region of the insulin receptor. Among a variety of sites, Tyrosines 1007 and 1008 are sites of trans- or autophosphorylation in vivo and in in vitro kinase reactions.

Specificity

Predicted to cross-react with rat based on sequence homology.
Recognizes phosphorylated JAK2, Mr 130 kDa.

Immunogen

Epitope: Tyr1007/1008
KLH-conjugated, synthetic peptide corresponding to amino acids surrounding phosphotyrosines 1007 and 1008 of human JAK2.

Application

Anti-phospho-JAK2 (Tyr1007/1008) Antibody detects level of phospho-JAK2 (Tyr1007/1008) & has been published & validated for use in WB.
Research Category
Signaling
Research Sub Category
Immunological Signaling

Quality

Routinely evaluated by Western Blot on Pervanadate treated L6 lysates.

Western Blot Analysis:
1:500 dilution of this lot detected PHOS-JAK2 (TYR1007/1008) on 10 ug of Pervanadate treated L6 lysates.

Target description

130 kDa

Linkage

Replaces: 04-1098

Physical form

Format: Purified
Protein A purified
Purified rabbit IgG in buffer containing 0.1M Tris-Glycine, 0.15M NaCl, 0.05% Sodium Azide, pH7.4.

Storage and Stability

Stable for 1 year at 2-8°C from date of receipt. For maximum recovery of product, centrifuge the original vial prior to removing the cap.

Analysis Note

Control
Human ovarian cancer cells, GM-CSF-treated TF-1 cells.

Other Notes

Concentration: Please refer to the Certificate of Analysis for the lot-specific concentration.

Legal Information

UPSTATE 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

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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Gerald D Frank et al.
Molecular endocrinology (Baltimore, Md.), 16(2), 367-377 (2002-01-31)
In vascular smooth muscle cells, angiotensin II (AngII) stimulates association of its G protein-coupled AngII type 1 (AT(1)) receptor with Janus kinase 2 (JAK2), resulting in the activation of signal transducer and activator of transcription proteins. Although the association and
Daniel Ryan et al.
Breast cancer research : BCR, 21(1), 53-53 (2019-04-25)
To evaluate the cross-talk between BRCA1-IRIS (IRIS)-overexpressing (IRISOE) TNBC cells and tumor-resident mesenchymal stem cells (MSCs) that triggers the aggressiveness or elimination of IRISOE TNBC tumors. We analyzed the effect of silencing or inactivating IRIS on the bi-directional interaction between
Raj Kumar et al.
Scientific reports, 6, 26480-26480 (2016-05-24)
Despite the involvement of proline-rich tyrosine kinase 2 (Pyk2) in endothelial cell angiogenic responses, its role in pathological retinal angiogenesis is not known. In the present study, we show that vascular endothelial growth factor A (VEGFA) induces Pyk2 activation in
Milena Girotti et al.
Neuropharmacology, 160, 107791-107791 (2019-09-26)
Deficits in cognitive flexibility, i.e. the ability to modify behavior in response to changes in the environment, are present in several psychiatric disorders and are often refractory to treatment. However, improving treatment response has been hindered by a lack of
John K Smith et al.
Free radical biology & medicine, 52(6), 1101-1110 (2012-01-28)
Four cysteine residues (Cys866, Cys917, Cys1094, and Cys1105) have direct roles in cooperatively regulating Janus kinase 2 (JAK2) catalytic activity. Additional site-directed mutagenesis experiments now provide evidence that two of these residues (Cys866 and Cys917) act together as a redox-sensitive

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