Date published: 2026-5-7

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TRB-2 Antibody (F-5): sc-376776

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Datasheets
  • TRB-2 Antibody (F-5) is a mouse monoclonal IgG1 κ TRB-2 antibody, cited in 2 publications, provided at 200 µg/ml
  • raised against amino acids 11-63 mapping near the N-terminus of TRB-2 of human origin
  • TRB-2 Antibody (F-5) is recommended for detection of TRB-2 of mouse, rat and human origin by WB, IP, IF and ELISA; also reactive with additional species, including and equine, canine, bovine and porcine
  • Anti-TRB-2 Antibody (F-5) 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
  • At present, we have not yet completed the identification of the preferred secondary detection reagent(s) for TRB-2 Antibody (F-5). This work is in progress.
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TRB-2 Antibody (F-5) is a mouse monoclonal IgG1 kappa light chain antibody that detects TRB-2 protein of mouse, rat, and human origin by western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), and enzyme-linked immunosorbent assay (ELISA). TRB-2 (F-5) 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. TRB-2, also known as Tribbles homolog 2, TRIB2, C5FW, or GS3955, is a cytoplasmic pro-apoptotic protein that plays a crucial role in regulating apoptosis and cell signaling pathways. TRB-2 belongs to the Tribbles subfamily of the Serine/Threonine protein kinase family, characterized by a protein kinase-like domain lacking the active site lysine, indicating no traditional kinase activity. TRB-2 interacts with mitogen-activated protein kinase kinases (MAPKKs), influencing MAP kinase signaling pathway, which is vital for cellular responses to growth factors and stress signals. TRB-2 expression is predominantly found in peripheral blood leukocytes, highlighting a potential role in immune responses and hematopoiesis. Understanding TRB-2 function and regulation is essential for elucidating involvement in various diseases, including cancer and metabolic disorders, making anti-TRB-2 antibody (F-5) a valuable tool for researchers studying these critical biological 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

TRB-2 Antibody (F-5) References:

  1. SINK is a p65-interacting negative regulator of NF-kappaB-dependent transcription.  |  Wu, M., et al. 2003. J Biol Chem. 278: 27072-9. PMID: 12736262
  2. Human tribbles, a protein family controlling mitogen-activated protein kinase cascades.  |  Kiss-Toth, E., et al. 2004. J Biol Chem. 279: 42703-8. PMID: 15299019
  3. Identification of tribbles homolog 2 as an autoantigen in autoimmune uveitis by phage display.  |  Zhang, Y., et al. 2005. Mol Immunol. 42: 1275-81. PMID: 15950723
  4. Tribbles homolog 2 inactivates C/EBPalpha and causes acute myelogenous leukemia.  |  Keeshan, K., et al. 2006. Cancer Cell. 10: 401-11. PMID: 17097562
  5. Survival factor withdrawal-induced apoptosis of TF-1 cells involves a TRB2-Mcl-1 axis-dependent pathway.  |  Lin, KR., et al. 2007. J Biol Chem. 282: 21962-72. PMID: 17545167
  6. TRB2, a mouse Tribbles ortholog, suppresses adipocyte differentiation by inhibiting AKT and C/EBPbeta.  |  Naiki, T., et al. 2007. J Biol Chem. 282: 24075-82. PMID: 17576771
  7. Tribbles homolog 2 (Trib2) and HoxA9 cooperate to accelerate acute myelogenous leukemia.  |  Keeshan, K., et al. 2008. Blood Cells Mol Dis. 40: 119-21. PMID: 17988908
  8. Upregulation of TRB2 induced by miR-98 in the early lesions of large artery of type-2 diabetic rat.  |  Xie, S., et al. 2012. Mol Cell Biochem. 361: 305-14. PMID: 22012613
  9. Impaired phosphorylation and ubiquitination by p70 S6 kinase (p70S6K) and Smad ubiquitination regulatory factor 1 (Smurf1) promote tribbles homolog 2 (TRIB2) stability and carcinogenic property in liver cancer.  |  Wang, J., et al. 2013. J Biol Chem. 288: 33667-33681. PMID: 24089522
  10. Knockdown of circ_0084043 suppresses the development of human melanoma cells through miR-429/tribbles homolog 2 axis and Wnt/β-catenin pathway.  |  Chen, Z., et al. 2020. Life Sci. 243: 117323. PMID: 31954160
  11. Tribbles homolog 2 (Trib2), a pseudo serine/threonine kinase in tumorigenesis and stem cell fate decisions.  |  Fang, Y., et al. 2021. Cell Commun Signal. 19: 41. PMID: 33794905
  12. Characterization of a phosphoprotein whose mRNA is regulated by the mitogenic pathways in dog thyroid cells.  |  Wilkin, F., et al. 1997. Eur J Biochem. 248: 660-8. PMID: 9342215

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

TRB-2 Antibody (F-5)

sc-376776
200 µg/ml
$322.00

TRB-2 Antibody (F-5) AC

sc-376776 AC
500 µg/ml, 25% agarose
$424.00

TRB-2 Antibody (F-5) HRP

sc-376776 HRP
200 µg/ml
$322.00

TRB-2 Antibody (F-5) FITC

sc-376776 FITC
200 µg/ml
$336.00

TRB-2 Antibody (F-5) PE

sc-376776 PE
200 µg/ml
$349.00

TRB-2 Antibody (F-5) Alexa Fluor® 488

sc-376776 AF488
200 µg/ml
$364.00

TRB-2 Antibody (F-5) Alexa Fluor® 546

sc-376776 AF546
200 µg/ml
$364.00

TRB-2 Antibody (F-5) Alexa Fluor® 594

sc-376776 AF594
200 µg/ml
$364.00

TRB-2 Antibody (F-5) Alexa Fluor® 647

sc-376776 AF647
200 µg/ml
$364.00

TRB-2 Antibody (F-5) Alexa Fluor® 680

sc-376776 AF680
200 µg/ml
$364.00

TRB-2 Antibody (F-5) Alexa Fluor® 790

sc-376776 AF790
200 µg/ml
$364.00

Are there any issues with using sc-376776: TRB-2 (F-5) mouse monoclonal primary antibody on mouse samples?

Asked by: jerojero
Thank you for your inquiry. The use of mouse monoclonal antibodies with mouse samples is very common and typically poses no problem. To eliminate any potential cross-reactivity of an anti-mouse secondary detection reagent,we recommend using a directly conjugated primary antibody. Please contact our special orders department for pricing and availability of sc-376776 conjugates.
Answered by: Technical Support
Date published: 2017-03-07
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Rated 3 out of 5 by from band but smaller than 37kDaUsed 1:2000 on SK-N-AS lysates. Got a strong band but smaller than the predicted size of 37kDa. Not sure whether it's true or not.
Date published: 2023-06-08
Rated 5 out of 5 by from Nice Western blot data of TRBNice Western blot data of TRB-2 expression in non-transfected and mouse TRB-2 transfected 293T whole cell lysates. -SCBT QC
Date published: 2014-02-05
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TRB-2 Antibody (F-5) is rated 4.0 out of 5 by 2.
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