Date published: 2026-3-19

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HLA-E Antibody (MEM-E/02): sc-51621

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Datasheets
  • HLA-E Antibody (MEM-E/02) is a mouse monoclonal IgG1, cited in 7 publications, provided at 100 µg/ml
  • raised against recombinant human HLA-E denatured heavy chain
  • recommended for detection of denatured heavy chain of HLA-E of human origin by WB, IP, IF and IHC(P)
  • At present, we have not yet completed the identification of the preferred secondary detection reagent(s) for HLA-E Antibody (MEM-E/02). This work is in progress.
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HLA-E Antibody (MEM-E/02) is a mouse monoclonal IgG1 antibody that detects HLA-E in human samples through various applications including western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), and immunohistochemistry. HLA-E is a crucial component of the immune system, functioning primarily as a non-classical major histocompatibility complex (MHC) class I molecule that presents a limited set of peptides to natural killer (NK) cells and CD8+ T lymphocytes. This selective peptide presentation is vital for immune regulation, as HLA-E plays a significant role in maintaining tolerance and preventing autoimmunity by interacting with inhibitory receptors on NK cells, thereby modulating their activity. The structure of HLA-E, which consists of a heavy chain that forms a heterodimer with β-2-Microglobulin, allows HLA-E to bind specific leader peptides derived from other MHC class I molecules, facilitating the recognition of healthy versus stressed or infected cells. By understanding the structural intricacies of HLA-E, researchers can better appreciate HLA-E′s importance in immune surveillance and the potential implications for therapeutic interventions in diseases such as cancer and viral infections. Anti-HLA-E antibody (MEM-E/02) is an essential tool for studying these critical immune processes.

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

HLA-E Antibody (MEM-E/02) References:

  1. HLA-E-expressing pluripotent stem cells escape allogeneic responses and lysis by NK cells.  |  Gornalusse, GG., et al. 2017. Nat Biotechnol. 35: 765-772. PMID: 28504668
  2. Senescent cells evade immune clearance via HLA-E-mediated NK and CD8+ T cell inhibition.  |  Pereira, BI., et al. 2019. Nat Commun. 10: 2387. PMID: 31160572
  3. Downregulated cytotoxic CD8+ T-cell identifies with the NKG2A-soluble HLA-E axis as a predictive biomarker and potential therapeutic target in keloids.  |  Xu, H., et al. 2022. Cell Mol Immunol. 19: 527-539. PMID: 35039632
  4. NKG2A and HLA-E define an alternative immune checkpoint axis in bladder cancer.  |  Salomé, B., et al. 2022. Cancer Cell. 40: 1027-1043.e9. PMID: 36099881
  5. Immune checkpoint HLA-E:CD94-NKG2A mediates evasion of circulating tumor cells from NK cell surveillance.  |  Liu, X., et al. 2023. Cancer Cell. 41: 272-287.e9. PMID: 36706761
  6. Intracellular trafficking of HLA-E and its regulation.  |  He, W., et al. 2023. J Exp Med. 220: PMID: 37140910
  7. HLA class I signal peptide polymorphism determines the level of CD94/NKG2-HLA-E-mediated regulation of effector cell responses.  |  Lin, Z., et al. 2023. Nat Immunol. 24: 1087-1097. PMID: 37264229
  8. High-throughput characterization of HLA-E-presented CD94/NKG2x ligands reveals peptides which modulate NK cell activation.  |  Huisman, BD., et al. 2023. Nat Commun. 14: 4809. PMID: 37558657
  9. Antigen-specific memory NK cell responses against HIV and influenza use the NKG2/HLA-E axis.  |  Jost, S., et al. 2023. Sci Immunol. 8: eadi3974. PMID: 38064568
  10. Targeting the aminopeptidase ERAP enhances antitumor immunity by disrupting the NKG2A-HLA-E inhibitory checkpoint.  |  Tsao, HW., et al. 2024. Immunity. 57: 2863-2878.e12. PMID: 39561763

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

HLA-E Antibody (MEM-E/02)

sc-51621
100 µg/ml
$322.00

Hi, do you have trial size volume available for sc-51621? We need to make sure that the antibody works before we buy the regular vial. Thanks

Asked by: msaeed
Thank you for your question. Unfortunately, we do not offer this particular antibody in sample size. However, we do offer our warranty on WB, IP, IF and IHC(P) with samples of human origin.
Answered by: Tech Support Europe
Date published: 2020-08-28

I would like to use HLA-E (MEM-E/02): sc-51621 for immunoprecipitation. Which protein agarose do you recommend using with this antibody?

Asked by: Professor Griffin
Thank you for your question. We recommend using Protein A/G PLUS-Agarose: sc-2003 https://www.scbt.com/scbt/product/protein-a-g-plus-agarose
Answered by: Technical Support
Date published: 2017-04-12
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Rated 4 out of 5 by from Produced good WB data with AMLProduced good WB data with AML-193, CCRF-CEM and MEG-01 whole cell lysates. -SCBT QC
Date published: 2015-04-14
Rated 4 out of 5 by from WB positive data in KWB positive data in K-562, BJAB, human PBL and HL-60 whole cell lysates. -SCBT QC
Date published: 2014-09-30
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HLA-E Antibody (MEM-E/02) is rated 4.0 out of 5 by 2.
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