Date published: 2026-4-24

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U2 snRNP A Antibody (E-12): sc-390770

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Datasheets
  • U2 snRNP A Antibody (E-12) is a mouse monoclonal IgG1 κ provided at 200 µg/ml
  • specific for an epitope mapping between amino acids 18-39 of U2 snRNP A of human origin
  • recommended for detection of U2 snRNP A of mouse, rat, human and avian origin by WB, IP, IF, IHC(P) and ELISA; also reactive with additional species, including and equine, canine, bovine, porcine and avian
  • m-IgG Fc BP-HRP and m-IgG1 BP-HRP are the preferred secondary detection reagents for U2 snRNP A Antibody (E-12) for WB and IHC(P) applications. These reagents are now offered in bundles with U2 snRNP A Antibody (E-12) (see ordering information below).
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    U2 snRNP A Antibody (E-12) is a mouse monoclonal IgG1 antibody that detects U2 snRNP A in mouse, rat, and human samples through various applications including western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), immunohistochemistry with paraffin-embedded sections (IHCP), and enzyme-linked immunosorbent assay (ELISA). U2 snRNP A, also known as SNRPA1 or U2A, plays a crucial role in pre-mRNA splicing by forming part of the U2 small nuclear ribonucleoprotein complex, which is essential for spliceosome assembly. Spliceosomes remove introns from pre-mRNA, a vital process for producing mature mRNA that translates into functional proteins. U2 snRNP A interacts with U2 snRNP B to create a dimer that binds to U2 snRNA hairpin IV, a critical step in the splicing mechanism. The structural configuration of this dimer, along with specific variations in key residues, determines binding specificity of the snRNP to RNA, influencing pre-mRNA splicing efficiency and accuracy. U2 snRNP A consists of 255 amino acids and exists in two isoforms due to alternative splicing, highlighting the complexity and regulatory potential in gene expression.

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

    Ordering Information

    Product NameCatalog #UNITPriceQtyFAVORITES

    U2 snRNP A Antibody (E-12)

    sc-390770
    200 µg/ml
    $322.00

    U2 snRNP A Antibody (E-12): m-IgG Fc BP-HRP Bundle

    sc-540850
    200 µg Ab; 10 µg BP
    $361.00

    U2 snRNP A Antibody (E-12): m-IgG1 BP-HRP Bundle

    sc-542415
    200 µg Ab; 20 µg BP
    $361.00

    U2 snRNP A (E-12) Neutralizing Peptide

    sc-390770 P
    100 µg/0.5 ml
    $69.00

    What application is the blocking peptide sc-390770 P appropriate for?

    Asked by: jerojero
    Thank you for your question. The blocking peptide is intended for use as a negative control, by pre-adsorbing the mouse monoclonal antibody against the antigen. For full protocol details, please contact our Technical Services Department or view our online protocol here: https://www.scbt.com/scbt/resources/protocols/peptide-neutralization
    Answered by: Technical Support
    Date published: 2017-02-24
    • y_2026, m_4, d_23, h_7CST
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    Rated 5 out of 5 by from Great immunoperoxidase nuclear staining inGreat immunoperoxidase nuclear staining in formalin fixed, paraffin-embedded human colon tissue. -SCBT QC
    Date published: 2015-01-22
    Rated 5 out of 5 by from Good Western Blot data of U2 snRNP A expressionGood Western Blot data of U2 snRNP A expression in Jurkat, U-698-M and HeLa whole cell lysates. -SCBT QC
    Date published: 2013-10-24
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    U2 snRNP A Antibody (E-12) is rated 5.0 out of 5 by 2.
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