Date published: 2025-12-18

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YB-1 Antibody (C-3): sc-398340

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Datasheets
  • YB-1 Antibody (C-3) is a mouse monoclonal IgG2a κ YB-1 antibody, cited in 9 publications, provided at 200 µg/ml
  • raised against amino acids 196-240 mapping within an internal region of YB-1 of human origin
  • YB-1 Antibody (C-3) is recommended for detection of YB-1 of mouse, rat and human origin by WB, IP, IF, IHC(P) and ELISA
  • Anti-YB-1 Antibody (C-3) 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
  • TransCruz reagent for ChIP application (sc-398340 X, 200 µg/0.1 ml)
  • m-IgG Fc BP-HRP, m-IgG2a BP-HRP and m-IgGκ BP-HRP are the preferred secondary detection reagents for YB-1 Antibody (C-3) for WB and IHC(P) applications. These reagents are now offered in bundles with YB-1 Antibody (C-3) (see ordering information below).

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YB-1 Antibody (C-3) is a mouse monoclonal IgG2a kappa light chain antibody that detects YB-1 protein of mouse, rat, and human origin by western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), immunohistochemistry with paraffin-embedded sections (IHCP), and enzyme-linked immunosorbent assay (ELISA). YB-1 (C-3) 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. YB-1, also known as CCAAT-binding transcription factor, enhancer factor I subunit A, and DNA-binding protein B, belongs to a multifunctional protein family that plays a crucial role in regulating transcription and translation. YB-1 can interact with diverse nucleic acid structures, functioning as both a transcription factor and an mRNA masking protein. A modular structure featuring a highly conserved N-terminal cold-shock domain and four basic C-terminal domains rich in arginine clusters and aromatic residues enables YB-1′s binding capabilities. YB-1 drives cell proliferation by activating growth-associated gene expression while repressing cell death-associated FAS gene expression, demonstrating a vital role in maintaining cellular homeostasis through regulation of cell survival and apoptosis pathways.

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

YB-1 Antibody (C-3) References:

  1. YB-1 autoregulates translation of its own mRNA at or prior to the step of 40S ribosomal subunit joining.  |  Skabkina, OV., et al. 2005. Mol Cell Biol. 25: 3317-23. PMID: 15798215
  2. YB-1 and MTA1 protein levels and not DNA or mRNA alterations predict for prostate cancer recurrence.  |  Sheridan, CM., et al. 2015. Oncotarget. 6: 7470-80. PMID: 25797255
  3. Transportin-1-dependent YB-1 nuclear import.  |  Mordovkina, DA., et al. 2016. Biochem Biophys Res Commun. 480: 629-634. PMID: 27794479
  4. YB-3 substitutes YB-1 in global mRNA binding.  |  Lyabin, DN., et al. 2020. RNA Biol. 17: 487-499. PMID: 31944153
  5. YB1 regulates miR-205/200b-ZEB1 axis by inhibiting microRNA maturation in hepatocellular carcinoma.  |  Liu, X., et al. 2021. Cancer Commun (Lond). 41: 576-595. PMID: 34110104
  6. A comprehensive review of the functions of YB-1 in cancer stemness, metastasis and drug resistance.  |  Alkrekshi, A., et al. 2021. Cell Signal. 85: 110073. PMID: 34224843
  7. Novel Insights into YB-1 Signaling and Cell Death Decisions.  |  Shah, A., et al. 2021. Cancers (Basel). 13: PMID: 34282755
  8. YB-1 Phosphorylation at Serine 209 Inhibits Its Nuclear Translocation.  |  Sogorina, EM., et al. 2021. Int J Mol Sci. 23: PMID: 35008856
  9. YB-1 activating cascades as potential targets in KRAS-mutated tumors.  |  Khozooei, S., et al. 2023. Strahlenther Onkol. 199: 1110-1127. PMID: 37268766
  10. ABA-mediated regulation of rice grain quality and seed dormancy via the NF-YB1-SLRL2-bHLH144 Module.  |  Wang, JD., et al. 2024. Nat Commun. 15: 4493. PMID: 38802342

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

YB-1 Antibody (C-3)

sc-398340
200 µg/ml
$316.00

YB-1 Antibody (C-3): m-IgG Fc BP-HRP Bundle

sc-530765
200 µg Ab; 10 µg BP
$354.00

YB-1 Antibody (C-3): m-IgGκ BP-HRP Bundle

sc-524300
200 µg Ab, 40 µg BP
$354.00

YB-1 Antibody (C-3): m-IgG2a BP-HRP Bundle

sc-547582
200 µg Ab; 10 µg BP
$354.00

YB-1 Antibody (C-3) X

sc-398340 X
200 µg/0.1 ml
$316.00

YB-1 Antibody (C-3) AC

sc-398340 AC
500 µg/ml, 25% agarose
$416.00

YB-1 Antibody (C-3) HRP

sc-398340 HRP
200 µg/ml
$316.00

YB-1 Antibody (C-3) FITC

sc-398340 FITC
200 µg/ml
$330.00

YB-1 Antibody (C-3) PE

sc-398340 PE
200 µg/ml
$343.00

YB-1 Antibody (C-3) Alexa Fluor® 488

sc-398340 AF488
200 µg/ml
$357.00

YB-1 Antibody (C-3) Alexa Fluor® 546

sc-398340 AF546
200 µg/ml
$357.00

YB-1 Antibody (C-3) Alexa Fluor® 594

sc-398340 AF594
200 µg/ml
$357.00

YB-1 Antibody (C-3) Alexa Fluor® 647

sc-398340 AF647
200 µg/ml
$357.00

YB-1 Antibody (C-3) Alexa Fluor® 680

sc-398340 AF680
200 µg/ml
$357.00

YB-1 Antibody (C-3) Alexa Fluor® 790

sc-398340 AF790
200 µg/ml
$357.00

I cloned the human YBX1 CCDS470 (NM_004559.5) into a pCMV-HA vector. Unfortunately the antibody YB-1 (C-3): sc-398340 is not recognizing the HA-YB1 after transfection in 293T cells. Can you please confirm that this antibody should recognize this form?

Asked by: elob
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: 2022-02-09

I am using YB-1 (C-3): sc-398340 monoclonal antibody to stain paraffin embedded tissue. Do you recommend antigen retrieval when using this antibody?

Asked by: jerojero
We recommend performing antigen retrieval with sodium citrate buffer (pH 6) and heat. The full protocol can be found here: https://www.scbt.com/scbt/resources/protocols/immunoperoxidase-staining
Answered by: Technical Support
Date published: 2017-02-24
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Rated 5 out of 5 by from Nice antibodyWorks well in Western Blot analyses of human cell lysates (dilution 1:500 to 1:1000).
Date published: 2023-11-30
Rated 4 out of 5 by from YB1 WesternsWorks reasonably well for westerns 1:100 dilution Hela cells, overnight incubation at 4 Degrees
Date published: 2017-11-29
Rated 5 out of 5 by from Excellent antibodyWe got this antibody a month ago and have used for western blotting and IHC. It is highly sensitive and shows no background. Highly recommended!
Date published: 2017-10-19
Rated 4 out of 5 by from excellent antibody to detect human Yb-1Great antibody with clear and single band for detecting Yb-1 in hcc cells.
Date published: 2017-09-19
Rated 5 out of 5 by from WELL FOR WBIT WORKED WELL BY WB IN LAB, WILL PURCHASE IT IN THE FUTURE
Date published: 2017-02-20
Rated 4 out of 5 by from Good staining for western blotThis antibody is good for western blot. I will try on IHC in the future
Date published: 2017-02-14
Rated 5 out of 5 by from Good choice for IHC(P) and WBGreat staining, clear and specific. Western data is clean with no background or non-specifics.
Date published: 2017-01-20
Rated 5 out of 5 by from Very good Western blot data of YBVery good Western blot data of YB-1 expression in MCF7 and SW480 whole cell lysates. -SCBT QC
Date published: 2014-10-08
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YB-1 Antibody (C-3) is rated 4.6 out of 5 by 8.
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