Date published: 2025-10-8

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TAP1 Antibody (B-8): sc-376796

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Datasheets
  • TAP1 Antibody (B-8) is a mouse monoclonal IgG3 κ TAP1 antibody, cited in 3 publications, provided at 200 µg/ml
  • specific for an epitope mapping between amino acids 697-724 at the C-terminus of TAP1 of mouse origin
  • recommended for detection of all TAP1 isoforms of mouse, rat and human origin by WB, IP, IF, IHC(P) and ELISA
  • m-IgGκ BP-HRP is the preferred secondary detection reagent for TAP1 Antibody (B-8) for WB and IHC(P) applications. This reagent is now offered in a bundle with TAP1 Antibody (B-8) (see ordering information below). For additional m-IgGκ BP conjugates see our complete list of Mouse IgG Binding Proteins.

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TAP1 Antibody (B-8) is a mouse monoclonal IgG3 kappa light chain antibody that detects TAP1 protein of mouse, rat, and human origin by western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), immunohistochemistry, and enzyme-linked immunosorbent assay (ELISA). TAP1 (B-8) antibody is available as the non-conjugated form. The transporter associated with antigen processing (TAP) plays a crucial role in the immune response by facilitating peptide transport from the cytosol into the endoplasmic reticulum (ER) for loading onto major histocompatibility complex (MHC) class I molecules, which are essential for presenting antigens to CD8+ T cells. This process is vital for recognizing and eliminating infected or malignant cells, making TAP1 a key player in adaptive immunity. The TAP transporter consists of two subunits, TAP1 and TAP2, forming a dimeric structure that creates a translocation pore within the ER membrane. Each subunit contains a transmembrane region contributing to pore formation, as well as a cytoplasmic peptide-binding pocket ensuring selective peptide transport. Additionally, TAP1 and TAP2 possess nucleotide-binding domains that hydrolyze ATP, providing energy for conformational changes that facilitate peptide translocation. Proper functioning of TAP1 remains critical for effective immune surveillance and response, highlighting its significance in both basic immunology and potential therapeutic applications.

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

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TAP1 Antibody (B-8) References:

  1. Nucleotide binding by TAP mediates association with peptide and release of assembled MHC class I molecules.  |  Knittler, MR., et al. 1999. Curr Biol. 9: 999-1008. PMID: 10508608
  2. Membrane topology and dimerization of the two subunits of the transporter associated with antigen processing reveal a three-domain structure.  |  Vos, JC., et al. 1999. J Immunol. 163: 6679-85. PMID: 10586064
  3. Pairing of the nucleotide binding domains of the transporter associated with antigen processing.  |  Lapinski, PE., et al. 2000. J Biol Chem. 275: 6831-40. PMID: 10702242
  4. Characteristics of peptide and major histocompatibility complex class I/beta 2-microglobulin binding to the transporters associated with antigen processing (TAP1 and TAP2).  |  Androlewicz, MJ., et al. 1994. Proc Natl Acad Sci U S A. 91: 12716-20. PMID: 7809108
  5. Evidence that transporters associated with antigen processing translocate a major histocompatibility complex class I-binding peptide into the endoplasmic reticulum in an ATP-dependent manner.  |  Androlewicz, MJ., et al. 1993. Proc Natl Acad Sci U S A. 90: 9130-4. PMID: 8415666
  6. Multiple regions of the transporter associated with antigen processing (TAP) contribute to its peptide binding site.  |  Nijenhuis, M. and Hämmerling, GJ. 1996. J Immunol. 157: 5467-77. PMID: 8955196
  7. Major histocompatibility complex class I molecules interact with both subunits of the transporter associated with antigen processing, TAP1 and TAP2.  |  Powis, SJ. 1997. Eur J Immunol. 27: 2744-7. PMID: 9368636

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

TAP1 Antibody (B-8)

sc-376796
200 µg/ml
$316.00

TAP1 Antibody (B-8): m-IgGκ BP-HRP Bundle

sc-523096
200 µg Ab, 40 µg BP
$354.00

TAP1 (B-8) Neutralizing Peptide

sc-376796 P
100 µg/0.5 ml
$68.00

I ordered this antibody recently but it did not give any signal.

Asked by: Cccj
Thank you for your question. It would be helpful if you could call 800-457-3801, allowing for a more interactive discussion of this and other related questions.
Answered by: Technical Service
Date published: 2022-05-10

What application is the blocking peptide sc-376796 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

Why is the signal on stained and fixed cells in the cytoplasm. NXF1 (TAP) is a nuclear protein.

Asked by: omozolewska
  • y_2025, m_9, d_27, h_6CST
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Rated 4 out of 5 by from Good resultsWe have asked for a sample of this antibody for western blot experiments and it worked good and it was seen rather clean in epithelial tubular cell line and THP-1 monocytes.
Date published: 2022-05-16
Rated 5 out of 5 by from TAP1 Antibody (B-8) antibody worked great forI got a sample and TAP1 Antibody (B-8) antibody worked great for western blot for murine cells.
Date published: 2019-12-04
Rated 5 out of 5 by from Produced beautiful immunofluorescence cytoplasmicProduced beautiful immunofluorescence cytoplasmic staining in methanol-fixed NIH/3T3 cells. -SCBT QC
Date published: 2015-05-17
Rated 5 out of 5 by from Great Western Blot data of TAP1 expressionGreat Western Blot data of TAP1 expression in Raji and IB4 whole cell lysates. -SCBT QC
Date published: 2014-03-08
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TAP1 Antibody (B-8) is rated 4.8 out of 5 by 4.
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