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05-157

Sigma-Aldrich

Anti-MAP Kinase 2/Erk2 Antibody, clone 1B3B9

clone 1B3B9, Upstate®, from mouse

Synonym(s):

Extracellular signal-regulated kinase 2, MAP kinase 2, MAPK 2, Mitogen-activated protein kinase 2, extracellular signal-regulated kinase-2, mitogen-activated protein kinase 1, protein tyrosine kinase ERK2.

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About This Item

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

biological source

mouse

Quality Level

antibody form

purified immunoglobulin

antibody product type

primary antibodies

clone

1B3B9, monoclonal

species reactivity

avian, mouse, human, rat

manufacturer/tradename

Upstate®

technique(s)

immunoprecipitation (IP): suitable
western blot: suitable

isotype

IgG2a

NCBI accession no.

UniProt accession no.

shipped in

dry ice

target post-translational modification

unmodified

Gene Information

General description

ERK2 is activated by MEK2, which phosphorylates neighboring threonine 183 and tyrosine 185 residues. ERK2 is a serine/threonine kinase that phosphorylates MAP2 and myelin basic protein. This kinase is an important proximal component of the MAP kinase pathway involved in transeitting the signals from growth factors, neurotransmitters and hormones at the cell surface to the transcriptional events in the nucleus.

Specificity

Other species cross reactivity is unknown.
This antibody recognizes MAP kinase encoded by the mapk gene, Mr 42 kDa.

Immunogen

HPLC purified murine recombinant MAP Kinase. Clone 1B3B9

Application

Anti-MAP Kinase 2/Erk2 Antibody, clone 1B3B9 is an antibody against MAP Kinase 2/Erk2 for use in IP & WB.
Immunoprecipitation:
4 μg of a previous lot immunoprecipitated MAP Kinase 2/Erk2 from a RIPA lysate from mouse 3T3 cells. Boil the cell lysate and let cool before adding the antibody, as this antibody only binds to denatured MAP Kinase.
Research Category
Signaling
Research Sub Category
MAP Kinases

Quality

Routinely evaluated in RIPA lysates from human A431 carcinoma cells, mouse 3T3 fibroblasts, or rat L6 cells.

Western Blot Analysis:
0.5-2 µg/mL of this lot detected MAP Kinase 2/Erk2 in RIPA lysates from human A431 carcinoma cells. A previous lot detected MAP Kinase in mouse 3T3 fibroblasts and rat L6 cells.

Target description

42 kDa

Linkage

Replaces: 04-349

Physical form

Format: Purified
Protein G Chromatography
Purified mouse monoclonal IgG2a in buffer containing PBS with 0.05% sodium azide. Store frozen at -20°C, avoid freeze thaw cycles.

Storage and Stability

Stable for 1 year at -20ºC from date of receipt.

Handling Recommendations:
Upon receipt, and prior to removing the cap, centrifuge the vial and gently mix the solution. Aliquot into microcentrifuge tubes and store at -20°C. Avoid repeated freeze/thaw cycles, which may damage IgG and affect product performance.

Analysis Note

Control
Positive Antigen Control: Catalog #12-301, non-stimulated A431 cell lysate. Add 2.5µL of 2-mercaptoethanol/100µL of lysate and boil for 5 minutes to reduce the preparation. Load 20µg of reduced lysate per lane for minigels.

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 2

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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Journal of cell science, 126(Pt 21), 4900-4912 (2013-08-15)
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Cytosolic phospholipase A2 is phosphorylated in collagen- and thrombin-stimulated human platelets independent of protein kinase C and mitogen-activated protein kinase.
Borsch-Haubold, A G, et al.
The Journal of Biological Chemistry, 270, 25885-25892 (1995)
Reversion of Ras- and phosphatidylcholine-hydrolyzing phospholipase C-mediated transformation of NIH 3T3 cells by a dominant interfering mutant of protein kinase C lambda is accompanied by the loss of constitutive nuclear mitogen-activated protein kinase/extracellular signal-regulated kinase activity.
Bjorkoy, G, et al.
The Journal of Biological Chemistry, 272, 11557-11565 (1997)
Hitoshi Sase et al.
Journal of cell science, 122(Pt 18), 3303-3311 (2009-08-27)
Vascular endothelial growth factor receptor 2 (VEGFR2) plays crucial roles in vasculogenesis, a process involving cell proliferation, migration and differentiation. However, the molecular mechanism by which VEGFR2 signaling directs vascular endothelial differentiation of VEGFR2(+) mesodermal progenitors is not well understood.

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