Date published: 2026-3-17

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TCEA3 Antibody (E-7): sc-398464

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Datasheets
  • TCEA3 Antibody (E-7) is a mouse monoclonal IgG1 κ provided at 200 µg/ml
  • raised against amino acids 205-302 mapping near the C-terminus of TCEA3 of human origin
  • Anti-TCEA3 Antibody (E-7) is recommended for detection of TCEA3 of mouse, rat and human origin by WB, IP, IF and ELISA; also reactive with additional species, including and equine, canine and bovine
  • Anti-TCEA3 Antibody (E-7) 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
  • m-IgG Fc BP-HRP, m-IgG1 BP-HRP and m-IgGκ BP-HRP are the preferred secondary detection reagents for TCEA3 Antibody (E-7) for WB applications. These reagents are now offered in bundles with TCEA3 Antibody (E-7) (see ordering information below).
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    TCEA3 Antibody (E-7) is a mouse monoclonal IgG1 kappa light chain antibody that detects TCEA3 of mouse, rat, and human origin by western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), and enzyme-linked immunosorbent assay (ELISA). TCEA3 (E-7) 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. TCEA3, or transcription elongation factor A (SII) protein 3, is a crucial member of the TFS-II family, which plays a vital role in transcription by facilitating RNA polymerase II (Pol II) release from transcriptional arrest. This function becomes particularly important since DNA arresting sites can lead to locked ternary complex formation, trapping elongating RNA polymerases and halting transcription. TCEA3 activates RNA polymerases′ intrinsic RNA cleavage activity, enabling nascent transcript cleavage and new 3′-terminus formation to resume elongation. TCEA3 consists of 348 amino acids and features one TFIIS N-terminal domain, one TFIIS central domain, and one TFIIS-type zinc finger, essential for Pol II interaction. TCEA3 predominantly resides in the nucleus, where TCEA3 binds to Pol II, assisting in transcription elongation past arresting sites, ensuring proper gene expression for various cellular functions.

    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

    Ordering Information

    Product NameCatalog #UNITPriceQtyFAVORITES

    TCEA3 Antibody (E-7)

    sc-398464
    200 µg/ml
    $322.00

    TCEA3 Antibody (E-7): m-IgG Fc BP-HRP Bundle

    sc-530808
    200 µg Ab; 10 µg BP
    $361.00

    TCEA3 Antibody (E-7): m-IgGκ BP-HRP Bundle

    sc-524352
    200 µg Ab, 40 µg BP
    $361.00

    TCEA3 Antibody (E-7): m-IgG1 BP-HRP Bundle

    sc-544261
    200 µg Ab; 20 µg BP
    $361.00

    TCEA3 Antibody (E-7) AC

    sc-398464 AC
    500 µg/ml, 25% agarose
    $424.00

    TCEA3 Antibody (E-7) HRP

    sc-398464 HRP
    200 µg/ml
    $322.00

    TCEA3 Antibody (E-7) FITC

    sc-398464 FITC
    200 µg/ml
    $336.00

    TCEA3 Antibody (E-7) PE

    sc-398464 PE
    200 µg/ml
    $349.00

    TCEA3 Antibody (E-7) Alexa Fluor® 488

    sc-398464 AF488
    200 µg/ml
    $364.00

    TCEA3 Antibody (E-7) Alexa Fluor® 546

    sc-398464 AF546
    200 µg/ml
    $364.00

    TCEA3 Antibody (E-7) Alexa Fluor® 594

    sc-398464 AF594
    200 µg/ml
    $364.00

    TCEA3 Antibody (E-7) Alexa Fluor® 647

    sc-398464 AF647
    200 µg/ml
    $364.00

    TCEA3 Antibody (E-7) Alexa Fluor® 680

    sc-398464 AF680
    200 µg/ml
    $364.00

    TCEA3 Antibody (E-7) Alexa Fluor® 790

    sc-398464 AF790
    200 µg/ml
    $364.00

    What blocking solution should I use with TCEA3 (E-7): sc-398464 monoclonal antibody for Western blot?

    Asked by: Dr Ninau Qelp
    Thank you for your question. We recommend blocking with Blotto (either TBS Blotto A: sc-2333 or TBS Blotto B: sc-2335). Our Western blot protocol can be found here: https://www.scbt.com/scbt/resources/protocols/western-immuno-blotting
    Answered by: Technical Support
    Date published: 2017-02-28
    • y_2026, m_3, d_16, h_6CST
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    Rated 4 out of 5 by from GOODIT IS GOOD FOR WESTERN BLOT, I recommend trying it .
    Date published: 2017-08-25
    Rated 5 out of 5 by from Satisfactory Western blot data of TCEA3 expressionSatisfactory Western blot data of TCEA3 expression in non-transfected 293T, mouse TCEA3 transfected 293T and Hep G2 whole cell lysates. -SCBT QC
    Date published: 2013-01-12
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    TCEA3 Antibody (E-7) is rated 4.5 out of 5 by 2.
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