Date published: 2025-9-9

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MKP-3 Antibody (F-12): sc-377070

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Datasheets
  • MKP-3 Antibody (F-12) is a mouse monoclonal IgG1 κ MKP-3 antibody, cited in 25 publications, provided at 200 µg/ml
  • specific for an epitope mapping between amino acids 362-381 at the C-terminus of MKP-3 of human origin
  • MKP-3 Antibody (F-12) is recommended for detection of MKP-3 of mouse, rat and human origin by WB, IP, IF, IHC(P) and ELISA; also reactive with additional species, including and equine, canine, bovine and porcine
  • Anti-MKP-3 Antibody (F-12) is available conjugated to agarose for IP; HRP for WB, IHC(P) and ELISA; and to either phycoerythrin or FITC for IF, IHC(P) and FCM
  • also available conjugated to Alexa Fluor® 488, Alexa Fluor® 546, Alexa Fluor® 594 or Alexa Fluor® 647 for WB (RGB), IF, IHC(P) and FCM, and for use with RGB fluorescent imaging systems, such as iBright™ FL1000, FluorChem™, Typhoon, Azure and other comparable systems
  • also available conjugated to Alexa Fluor® 680 or Alexa Fluor® 790 for WB (NIR), IF and FCM; for use with Near-Infrared (NIR) detection systems, such as LI-COR®Odyssey®, iBright™ FL1000, FluorChem™, Typhoon, Azure and other comparable systems
  • Contact our Technical Service Department (or your local Distributor) for more information on how to receive a FREE 10 µg sample of MKP-3 (F-12): sc-377070.
  • m-IgG Fc BP-HRP and m-IgGκ BP-HRP are the preferred secondary detection reagents for MKP-3 Antibody (F-12) for WB and IHC(P) applications. These reagents are now offered in bundles with MKP-3 Antibody (F-12) (see ordering information below).

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MKP-3 Antibody (F-12) is a mouse monoclonal IgG1 kappa light chain antibody that detects MKP-3 protein of mouse, rat, and human origin by western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), immunohistochemistry, and enzyme-linked immunosorbent assay (ELISA). MKP-3 (F-12) antibody is available in both non-conjugated and various conjugated forms, including agarose, horseradish peroxidase (HRP), phycoerythrin (PE), fluorescein isothiocyanate (FITC), and multiple Alexa Fluor® conjugates. MKP-3, a member of the dual specificity phosphatase family, plays a crucial role in regulating mitogen-activated protein (MAP) kinase signaling pathways, which are essential for cellular responses to growth factors and stress signals. By specifically dephosphorylating critical phosphothreonine and phosphotyrosine residues within MAP kinases, MKP-3 serves to inactivate members of the extracellular signal-regulated kinase (ERK) family, thereby modulating various physiological processes such as cell proliferation, differentiation, and apoptosis. MKP-3 expression is tightly regulated and can be induced by various stimuli, highlighting MKP-3′s importance in maintaining cellular homeostasis and preventing aberrant signaling that could lead to pathological conditions. Human MKP-3 is located on chromosome 12q22-q23 and encodes a 381 amino acid protein that exhibits the highest expression levels in the heart and pancreas, underscoring MKP-3′s potential significance in these tissues.

For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.

Alexa Fluor® is a trademark of Molecular Probes Inc., OR., USA

LI-COR® and Odyssey® are registered trademarks of LI-COR Biosciences

MKP-3 Antibody (F-12) References:

  1. Dual specificity phosphatases: a gene family for control of MAP kinase function.  |  Camps, M., et al. 2000. FASEB J. 14: 6-16. PMID: 10627275
  2. Nitric oxide down-regulates MKP-3 mRNA levels: involvement in endothelial cell protection from apoptosis.  |  Rössig, L., et al. 2000. J Biol Chem. 275: 25502-7. PMID: 10846176
  3. MAP kinase phosphatase 3 (MKP3) interacts with and is phosphorylated by protein kinase CK2alpha.  |  Castelli, M., et al. 2004. J Biol Chem. 279: 44731-9. PMID: 15284227
  4. Negative-feedback regulation of FGF signalling by DUSP6/MKP-3 is driven by ERK1/2 and mediated by Ets factor binding to a conserved site within the DUSP6/MKP-3 gene promoter.  |  Ekerot, M., et al. 2008. Biochem J. 412: 287-98. PMID: 18321244
  5. Spinal mitogen-activated protein kinase phosphatase-3 (MKP-3) is necessary for the normal resolution of mechanical allodynia in a mouse model of acute postoperative pain.  |  Saha, M., et al. 2013. J Neurosci. 33: 17182-7. PMID: 24155322
  6. p53 protein-mediated up-regulation of MAP kinase phosphatase 3 (MKP-3) contributes to the establishment of the cellular senescent phenotype through dephosphorylation of extracellular signal-regulated kinase 1/2 (ERK1/2).  |  Zhang, H., et al. 2015. J Biol Chem. 290: 1129-40. PMID: 25414256
  7. ROS elevate HIF-1α phosphorylation for insect lifespan through the CK2-MKP3-p38 pathway.  |  Su, X., et al. 2023. Biochim Biophys Acta Mol Cell Res. 1870: 119389. PMID: 36372111
  8. PRSS50-mediated inhibition of MKP3/ERK signaling is crucial for meiotic progression and sperm quality.  |  Niu, CX., et al. 2024. Zool Res. 45: 1037-1047. PMID: 39147718
  9. An emerging family of dual specificity MAP kinase phosphatases.  |  Keyse, SM. 1995. Biochim Biophys Acta. 1265: 152-60. PMID: 7696343
  10. MKP-3, a novel cytosolic protein-tyrosine phosphatase that exemplifies a new class of mitogen-activated protein kinase phosphatase.  |  Muda, M., et al. 1996. J Biol Chem. 271: 4319-26. PMID: 8626780
  11. Molecular cloning and functional characterization of a novel mitogen-activated protein kinase phosphatase, MKP-4.  |  Muda, M., et al. 1997. J Biol Chem. 272: 5141-51. PMID: 9030581
  12. Functional studies of dual-specificity phosphatases.  |  Sun, H. 1998. Methods Mol Biol. 84: 307-18. PMID: 9666459

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

MKP-3 Antibody (F-12)

sc-377070
200 µg/ml
$316.00

MKP-3 Antibody (F-12): m-IgG Fc BP-HRP Bundle

sc-529965
200 µg Ab; 10 µg BP
$354.00

MKP-3 Antibody (F-12): m-IgGκ BP-HRP Bundle

sc-523172
200 µg Ab, 40 µg BP
$354.00

MKP-3 Antibody (F-12) AC

sc-377070 AC
500 µg/ml, 25% agarose
$416.00

MKP-3 Antibody (F-12) HRP

sc-377070 HRP
200 µg/ml
$316.00

MKP-3 Antibody (F-12) FITC

sc-377070 FITC
200 µg/ml
$330.00

MKP-3 Antibody (F-12) PE

sc-377070 PE
200 µg/ml
$343.00

MKP-3 Antibody (F-12) Alexa Fluor® 488

sc-377070 AF488
200 µg/ml
$357.00

MKP-3 Antibody (F-12) Alexa Fluor® 546

sc-377070 AF546
200 µg/ml
$357.00

MKP-3 Antibody (F-12) Alexa Fluor® 594

sc-377070 AF594
200 µg/ml
$357.00

MKP-3 Antibody (F-12) Alexa Fluor® 647

sc-377070 AF647
200 µg/ml
$357.00

MKP-3 Antibody (F-12) Alexa Fluor® 680

sc-377070 AF680
200 µg/ml
$357.00

MKP-3 Antibody (F-12) Alexa Fluor® 790

sc-377070 AF790
200 µg/ml
$357.00

MKP-3 (F-12) Neutralizing Peptide

sc-377070 P
100 µg/0.5 ml
$68.00

For Western Blot, is it recommended to use denatured or non-denatured conditions with this antibody?

Asked by: TinTin
Thank you for your question. We recommend this antibody for use in denatured Western Blot conditions. It has not been validated for use in non-denatured conditions. Please contact our Technical Service Department for further details or inquiries.
Answered by: Technical Support 7
Date published: 2017-01-24
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Rated 4 out of 5 by from Good working antibodyI used this antibody in WB with lysates of melanoma cell lines at a concentration of 1:1000. I obtained a well defined band at the predicted molecular weight for both the cell lines.
Date published: 2022-07-19
Rated 5 out of 5 by from Good productionWe used this antibody for WB, and could see specific bands at 40-60kDa.This antibody has also been cited several times for further verification.
Date published: 2018-03-09
Rated 5 out of 5 by from 功能很出色在使用过试用装后才买的该产品,条带很清楚,背景也很干净。很不错的一款产品。还是一如既往的支持贵公司的抗体。
Date published: 2018-03-01
Rated 4 out of 5 by from FineI tried it and it seems to do a great job with my proteins.
Date published: 2018-02-26
Rated 4 out of 5 by from Good for IFThis MKP-3 Antibody (F-12), sc-377070, shows strong specific signal in IF staining in primary rat motor neuron.
Date published: 2018-02-20
Rated 4 out of 5 by from Lovely clean bands in HepG2 cellsJust tested on HepG2 cells and gave a lovely clean band. No signal from smooth muscle cells (30ug), but will try loading more protein.
Date published: 2018-01-29
Rated 5 out of 5 by from excellent qualityVery good quality of detection in melanoma cell lysates
Date published: 2017-11-27
Rated 5 out of 5 by from Good antibody for WBGood specificity and strong band in WB using mouse cell lysates.
Date published: 2017-09-08
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MKP-3 Antibody (F-12) is rated 4.7 out of 5 by 14.
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