Date published: 2026-5-28

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SNRPA Antibody (B-12): sc-376027

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Datasheets
  • SNRPA Antibody (B-12) is a mouse monoclonal IgG2b κ SNRPA antibody, cited in 6 publications, provided at 200 µg/ml
  • specific for an epitope mapping between amino acids 137-169 within an internal region of SNRPA of human origin
  • SNRPA Antibody (B-12) is recommended for detection of SNRPA of mouse, rat and human origin by WB, IP, IF, IHC(P) and ELISA; also reactive with additional species, including and equine, canine and bovine
  • Anti-SNRPA Antibody (B-12) 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-IgG2b BP-HRP and m-IgGκ BP-HRP are the preferred secondary detection reagents for SNRPA Antibody (B-12) for WB and IHC(P) applications. These reagents are now offered in bundles with SNRPA Antibody (B-12) (see ordering information below).
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SNRPA Antibody (B-12) is a mouse monoclonal IgG2b kappa light chain antibody that detects SNRPA protein of mouse, rat, and human origin by western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), immunohistochemistry, and enzyme-linked immunosorbent assay (ELISA). anti-SNRPA antibody (B-12) 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. SNRPA protein, also known as small nuclear ribonucleoprotein polypeptide A or U1A, plays a crucial role in the RNA spliceosome, a complex essential for the accurate removal of introns from pre-messenger RNA. Located primarily in the nucleus, SNRPA features two RNA recognition motif domains, RRM1 and RRM2, with RRM1 specifically binding to the stem loop II of U1 small nuclear RNA. This interaction is vital for the assembly and function of the U1 small nuclear ribonucleoprotein, which is integral to the splicing process. SNRPA has a self-regulatory mechanism where SNRPA negatively influences the polyadenylation of its own pre-mRNA, leading to degradation by the nuclear exosome. Approximately 16% of cellular SNRPA exists in a non-snRNP form (SF-A), which associates with a distinct set of non-snRNP proteins, highlighting versatile roles in RNA processing and 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

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

SNRPA Antibody (B-12)

sc-376027
200 µg/ml
$322.00

SNRPA Antibody (B-12): m-IgG Fc BP-HRP Bundle

sc-529805
200 µg Ab; 10 µg BP
$361.00

SNRPA Antibody (B-12): m-IgGκ BP-HRP Bundle

sc-522824
200 µg Ab, 40 µg BP
$361.00

SNRPA Antibody (B-12): m-IgG2b BP-HRP Bundle

sc-550143
200 µg Ab; 10 µg BP
$361.00

SNRPA Antibody (B-12) AC

sc-376027 AC
500 µg/ml, 25% agarose
$424.00

SNRPA Antibody (B-12) HRP

sc-376027 HRP
200 µg/ml
$322.00

SNRPA Antibody (B-12) FITC

sc-376027 FITC
200 µg/ml
$336.00

SNRPA Antibody (B-12) PE

sc-376027 PE
200 µg/ml
$349.00

SNRPA Antibody (B-12) Alexa Fluor® 488

sc-376027 AF488
200 µg/ml
$364.00

SNRPA Antibody (B-12) Alexa Fluor® 546

sc-376027 AF546
200 µg/ml
$364.00

SNRPA Antibody (B-12) Alexa Fluor® 594

sc-376027 AF594
200 µg/ml
$364.00

SNRPA Antibody (B-12) Alexa Fluor® 647

sc-376027 AF647
200 µg/ml
$364.00

SNRPA Antibody (B-12) Alexa Fluor® 680

sc-376027 AF680
200 µg/ml
$364.00

SNRPA Antibody (B-12) Alexa Fluor® 790

sc-376027 AF790
200 µg/ml
$364.00

SNRPA (B-12) Neutralizing Peptide

sc-376027 P
100 µg/0.5 ml
$69.00

What application is the blocking peptide sc-376027 P appropriate for?

Asked by: Trav11
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
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Rated 5 out of 5 by from Good featturesWorks well with a 1:1000 dilution for WB to detect HeLa cell lysates
Date published: 2025-10-20
Rated 5 out of 5 by from Good featturesWorks well with a 1:1000 dilution for WB to detect HeLa cell lysates.
Date published: 2025-10-20
Rated 5 out of 5 by from Nice antibodyIt works pretty well in mES cells and some lung and colon cancer cell lines. Dilution: 1:1000
Date published: 2017-07-06
Rated 5 out of 5 by from Excellent!This antibody is great in western blot analysis of SNRPA expression in NIH/3T3 and 3T3-L1 whole cell lysates.
Date published: 2017-02-08
Rated 5 out of 5 by from Produced excellent immunofluorescence nuclearProduced excellent immunofluorescence nuclear staining in formalin-fixed HepG2 cells. -SCBT QC
Date published: 2015-01-14
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SNRPA Antibody (B-12) is rated 5.0 out of 5 by 6.
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