Date published: 2026-5-2

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LGP2 Antibody (E-1): sc-373826

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Datasheets
  • LGP2 Antibody (E-1) is a mouse monoclonal IgG2a κ provided at 200 µg/ml
  • raised against amino acids 520-678 mapping at the C-terminus of LGP2 of human origin
  • recommended for detection of LGP2 of human origin by WB, IP, IF and ELISA
  • m-IgG2a BP-HRP is the preferred secondary detection reagent for LGP2 Antibody (E-1) for WB applications. This reagent is now offered in a bundle with LGP2 Antibody (E-1) (see ordering information below).
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    LGP2 Antibody (E-1) is a mouse monoclonal IgG2a antibody that detects LGP2 in human samples through applications such as western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), and enzyme-linked immunosorbent assay (ELISA). Anti-LGP2 antibody (E-1) recognizes LGP2, a 678 amino acid protein that plays a crucial role in the regulation of the innate immune response against viral infections. Specifically, LGP2 functions as a negative regulator by binding to double-stranded RNA (dsRNA) produced during viral replication, which is essential for modulating the host′s immune response. By interacting with RIG-I, a key signaling protein in the defense against viruses like hepatitis C, LGP2 prevents the multimerization of RIG-I, thereby inhibiting its signaling pathway. This regulatory mechanism is vital for maintaining a balanced immune response, as excessive activation can lead to detrimental inflammation. Localized in the cytoplasm, LGP2 features one helicase ATP-binding domain and one helicase C-terminal domain, which are critical for its function in RNA unwinding and immune modulation. LGP2 monoclonal antibody (E-1) is an invaluable tool for researchers studying viral pathogenesis and the intricate dynamics of immune regulation.

    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

    LGP2 Antibody (E-1) References:

    1. RIG-I-like receptor LGP2 protects tumor cells from ionizing radiation.  |  Widau, RC., et al. 2014. Proc Natl Acad Sci U S A. 111: E484-91. PMID: 24434553
    2. LGP2 synergy with MDA5 in RLR-mediated RNA recognition and antiviral signaling.  |  Bruns, AM. and Horvath, CM. 2015. Cytokine. 74: 198-206. PMID: 25794939
    3. RNA sensor LGP2 inhibits TRAF ubiquitin ligase to negatively regulate innate immune signaling.  |  Parisien, JP., et al. 2018. EMBO Rep. 19: PMID: 29661858
    4. LGP2 binds to PACT to regulate RIG-I- and MDA5-mediated antiviral responses.  |  Sanchez David, RY., et al. 2019. Sci Signal. 12: PMID: 31575732
    5. RIG-I-Like Receptor LGP2 Is Required for Tumor Control by Radiotherapy.  |  Zheng, W., et al. 2020. Cancer Res. 80: 5633-5641. PMID: 33087322
    6. Immune regulator LGP2 targets Ubc13/UBE2N to mediate widespread interference with K63 polyubiquitination and NF-κB activation.  |  Lenoir, JJ., et al. 2021. Cell Rep. 37: 110175. PMID: 34965427
    7. RNA sensing via the RIG-I-like receptor LGP2 is essential for the induction of a type I IFN response in ADAR1 deficiency.  |  Stok, JE., et al. 2022. EMBO J. 41: e109760. PMID: 35156720
    8. Effect of variants in LGP2 on MDA5-mediated activation of interferon response and suppression of hepatitis D virus replication.  |  Gillich, N., et al. 2023. J Hepatol. 78: 78-89. PMID: 36152765
    9. LGP2 directly interacts with flavivirus NS5 RNA-dependent RNA polymerase and downregulates its pre-elongation activities.  |  Tan, Z., et al. 2023. PLoS Pathog. 19: e1011620. PMID: 37656756
    10. Contrasting functions of ATP hydrolysis by MDA5 and LGP2 in viral RNA sensing.  |  Singh, R., et al. 2024. J Biol Chem. 300: 105711. PMID: 38309507

    Ordering Information

    Product NameCatalog #UNITPriceQtyFAVORITES

    LGP2 Antibody (E-1)

    sc-373826
    200 µg/ml
    $322.00

    LGP2 Antibody (E-1): m-IgG2a BP-HRP Bundle

    sc-546050
    200 µg Ab; 10 µg BP
    $361.00

    What is the recommended starting dilution for Western blot for sc-373826: LGP2 (E-1) monoclonal antibody?

    Asked by: Randy McDonald
    The recommended starting dilution for Western blot is 1:100 with a dilution range of 1:100-1:1000. This information, along with other technical specifications, is available in the recommended protocol: https://www.scbt.com/scbt/resources/protocols/western-immuno-blotting
    Answered by: Technical Support
    Date published: 2017-03-22
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    Rated 5 out of 5 by from Produced nice Western blot data of LGP2 expressionProduced nice Western blot data of LGP2 expression in non-transfected and human LGP2 transfected whole cell lysates. -SCBT QC
    Date published: 2014-02-25
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    LGP2 Antibody (E-1) is rated 5.0 out of 5 by 1.
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