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DUSP3/VHR (F5R7B) Rabbit mAb #49747

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  • WB
  • IP

    Supporting Data

    REACTIVITY H M R Mk
    SENSITIVITY Endogenous
    MW (kDa) 20
    Source/Isotype Rabbit IgG
    Application Key:
    • WB-Western Blotting 
    • IP-Immunoprecipitation 
    Species Cross-Reactivity Key:
    • H-Human 
    • M-Mouse 
    • R-Rat 
    • Mk-Monkey 

    Product Information

    Product Description

    MW (kDa) 20

    Product Usage Information

    Application Dilution
    Western Blotting 1:1000
    Immunoprecipitation 1:50

    Storage

    Supplied in 10 mM sodium HEPES (pH 7.5), 150 mM NaCl, 100 µg/mL BSA, 50% glycerol, and less than 0.02% sodium azide. Store at –20°C. Do not aliquot the antibody.

    Protocol

    Specificity / Sensitivity

    DUSP3/VHR (F5R7B) Rabbit mAb recognizes endogenous levels of total DUSP3/VHR protein. Based on the sequence of the peptide antigen, this antibody is expected to detect all isoforms of DUSP3/VHR, but is not expected to detect other DUSP proteins. This antibody detects an approximately 25 kDa protein of unknown identity in some cell lines.

    Species Reactivity:

    Human, Mouse, Rat, Monkey

    Source / Purification

    Monoclonal antibody is produced by immunizing animals with a synthetic peptide corresponding to residues surrounding Pro162 of human DUSP3/VHR protein.

    Background

    Dual specificity protein phosphatase 3 (DUSP3), also known as Vaccinia H1-related phosphatase (VHR), is a small dual-specific phosphatase with specificity for MAP kinase ERK1/2 and JNK, but not for p38 MAPK (1,2). Unlike most of the dual-specific phosphatases, which have inducible expression patterns, DUSP3 is constitutively expressed (2). In antigen-stimulated T cells, DUSP3 is phosphorylated by Zap-70 at Tyr138 (3). Tyr138 phosphorylation is required for DUSP3 to downregulate the ERK and JNK pathways (3).
    For Research Use Only. Not for Use in Diagnostic Procedures.
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