Date published: 2025-9-10

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Sp1 Antibody (E-3): sc-17824

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Datasheets
  • Sp1 Antibody (E-3) is a mouse monoclonal IgG2a, cited in 136 publications, provided at 200 µg/ml
  • raised against amino acids 121-345 mapping near the N-terminus of Sp1 of human origin
  • Anti-Sp1 Antibody (E-3) is recommended for detection of Sp1 of mouse, rat and human origin by WB, IP, IF and ELISA
  • Anti-Sp1 Antibody (E-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 Gel Supershift and ChIP applications (sc-17824 X, 200 µg/0.1 ml)
  • Contact our Technical Service Department (or your local Distributor) for more information on how to receive a FREE 10 µg sample of Sp1 (E-3): sc-17824.
  • m-IgG Fc BP-HRP is the preferred secondary detection reagent for Sp1 Antibody (E-3) for WB applications. This reagent is now offered in a bundle with Sp1 Antibody (E-3) (see ordering information below).

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SEE ALSO...

Sp1 Antibody (E-3) is a mouse monoclonal IgG2a antibody that detects Specificity Protein 1 (Sp1) in mouse, rat, and human species by western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), and enzyme-linked immunosorbent assay (ELISA). Anti-Sp1 antibody (E-3) is raised against amino acids 121-345 near the N-terminus of human-origin Sp1, also known as Transcription Factor Sp1, which is a critical transcription factor involved in gene expression regulation. Sp1 (E-3) monoclonal antibody recognizes a protein characterized by three C2H2-type zinc finger motifs that facilitate high-affinity binding to GC-rich motifs in DNA, known as GC boxes, thereby influencing the transcription of genes essential for cellular processes such as growth, differentiation, and apoptosis. Sp1 (E-3) antibody targets a protein predominantly localized in the nucleus, where Sp1 directly interacts with promoter regions of target genes to modulate transcriptional activity. Dysregulation of Sp1 has been linked to several diseases, including cancer and neurodegenerative disorders, underscoring the importance of understanding regulatory mechanisms. Anti-Sp1 antibody (E-3) enables researchers to effectively detect and analyze Sp1 expression and localization across different biological contexts, enhancing our comprehension of its pivotal role in health and disease.

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

Sp1 Antibody (E-3) References:

  1. Transcriptional factor specificity protein 1 (SP1) promotes the proliferation of glioma cells by up-regulating midkine (MDK).  |  Luo, J., et al. 2015. Mol Biol Cell. 26: 430-9. PMID: 25428991
  2. Arsenic suppresses GDF1 expression via ROS-dependent downregulation of specificity protein 1.  |  Gao, X., et al. 2021. Environ Pollut. 271: 116302. PMID: 33360347
  3. Expression and role of specificity protein 1 and collagen I in recurrent pterygial tissues.  |  Shi, CS., et al. 2021. Int J Ophthalmol. 14: 223-227. PMID: 33614450
  4. Specificity Protein 1: A Protein With a Two-Sided Role in Ischemic Stroke.  |  Yu, Q., et al. 2021. Front Cell Neurosci. 15: 757670. PMID: 34970121
  5. Specificity Protein 1-Mediated Promotion of CXCL12 Advances Endothelial Cell Metabolism and Proliferation in Pulmonary Hypertension.  |  DeVallance, ER., et al. 2022. Antioxidants (Basel). 12: PMID: 36670936
  6. The Role of Specificity Protein 1 (SP1) in Bladder Cancer Progression through PTEN-Mediated AKT/mTOR Pathway.  |  Chen, Z. 2023. Urol Int. 107: 848-856. PMID: 37666229
  7. Deficiency of Transcription Factor Sp1 Contributes to Hypertrophic Cardiomyopathy.  |  Zhang, F., et al. 2024. Circ Res. 134: 290-306. PMID: 38197258
  8. Transcription factor Sp1 transcriptionally enhances GSDME expression for pyroptosis.  |  Pan, J., et al. 2024. Cell Death Dis. 15: 66. PMID: 38238307
  9. Glucocorticoid receptor and specificity protein 1 (Sp1) or Sp3, but not the antibiotic Mithramycin A, stimulates human alphaherpesvirus 1 (HSV-1) replication.  |  El-Mayet, FS., et al. 2024. Antiviral Res. 225: 105870. PMID: 38556059
  10. Role of Specificity Protein 1 (SP1) in Cardiovascular Diseases: Pathological Mechanisms and Therapeutic Potentials.  |  Ding, J., et al. 2024. Biomolecules. 14: PMID: 39062521

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Sp1 Antibody (E-3)

sc-17824
200 µg/ml
$316.00

Sp1 Antibody (E-3): m-IgG Fc BP-HRP Bundle

sc-525493
200 µg Ab; 10 µg BP
$354.00

Sp1 Antibody (E-3) X

sc-17824 X
200 µg/0.1 ml
$316.00

Sp1 Antibody (E-3) AC

sc-17824 AC
500 µg/ml, 25% agarose
$416.00

Sp1 Antibody (E-3) HRP

sc-17824 HRP
200 µg/ml
$316.00

Sp1 Antibody (E-3) FITC

sc-17824 FITC
200 µg/ml
$330.00

Sp1 Antibody (E-3) PE

sc-17824 PE
200 µg/ml
$343.00

Sp1 Antibody (E-3) Alexa Fluor® 488

sc-17824 AF488
200 µg/ml
$357.00

Sp1 Antibody (E-3) Alexa Fluor® 546

sc-17824 AF546
200 µg/ml
$357.00

Sp1 Antibody (E-3) Alexa Fluor® 594

sc-17824 AF594
200 µg/ml
$357.00

Sp1 Antibody (E-3) Alexa Fluor® 647

sc-17824 AF647
200 µg/ml
$357.00

Sp1 Antibody (E-3) Alexa Fluor® 680

sc-17824 AF680
200 µg/ml
$357.00

Sp1 Antibody (E-3) Alexa Fluor® 790

sc-17824 AF790
200 µg/ml
$357.00

Sp1 항체 (E-3): sc-17824 무료 10ug 샘플 신청하고싶습니다.

Asked by: dalpu2002
산타크루즈바이오테크놀러지에 문의 주셔서 감사합니다. 샘플을 신청하려면 우리 회사 한국에 있는 distributor에게 물어보세요. 아래는 연락처입니다. 이메일) Koram@korambiotech.com Website) http://korambiotech.com  이메일) info@essencemedical.com Website) http://www.essencemedical.com 다른 문제 있으시면 전화:86 21-60936350 이메일: asia@scbio.cn 또는 온라인문의로 문의하시면 됩니다. Thank you for your question. If you want to apply samples ,please contact our local distributor in Korea . Email: info@essencemedical.com Website: http://www.essencemedical.com Email: koram@korambiotech.com Website: http://www.korambiotech.com
Answered by: Technical Service 11
Date published: 2019-04-18

Does it have any cross reactivity? Can I use it in Yeast?

Asked by: reyes
This antibody is currently recommended for detection of Sp1 in mouse, rat and human samples. Please contact our Technical Service Department and we would be happy to perform sequence analysis using the antigen to predict any potential cross-reactivity with yeast. The antibody has not been previously published in yeast.
Answered by: Technical Support
Date published: 2018-12-19

Can the Sp1 Antibody (E-3) X (recommended for ChIP applications) also be used in regular IP applications?

Asked by: ttmanes
Thank you for your question. Yes, the "X" product, or TransCruz reagent for ChIP applications (sc-17824 X) of our mouse monoclonal, Sp1 Antibody (E-3): sc-17824, is suitable for regular immunoprecipitation (IP) applications. The only difference is that the antibody is provided 10 times more concentrated, at 200 µg/0.1 ml, and the buffer does not contain gelatin.
Answered by: Technical Support
Date published: 2017-03-13

I am using the LiCor/Odyssey system. Which secondary antibody do you recommend using with Sp1 Antibody (E-3): sc-17824?

Asked by: AbPolly
We recommend using one of our our exclusive Mouse IgG Binding Proteins (m-IgGκ) conjugated to CFL 680 or CFL 790. They are suitable for use with Near-Infrared (NIR) detection systems, such as LI-COR/Odyssey and other comparable systems. A complete list of available binding proteins is available on our website here: https://www.scbt.com/scbt/browse/support-products-mouse-igg-binding-proteins/_/N-ecrety
Answered by: Technical Support 6
Date published: 2017-01-09
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Rated 5 out of 5 by from Great featuresThis antibody produces excellent western blot data in MERRFcells. 
Date published: 2021-07-06
Rated 1 out of 5 by from Didn't work in immunofluorescenceNo immunofluorescence detectable in murine PFA-fixed sample: Dilution 1:100, Permeabilization: 0.5 % Triton
Date published: 2020-01-28
Rated 4 out of 5 by from Great Results on Western BlotI got very strong and specific reactivity on Western Blot with 50 ug of HeLa Lysate at 1:250 dilution. I only did that much because I was testing it but I will keep using this antibody and will be loading a lot less protein and diluting the antibody a lot more.
Date published: 2019-07-04
Rated 5 out of 5 by from Great antibody!1:200 diluted for wb protein extracted from of h9c2 cells,the result is quite satisfied
Date published: 2019-01-28
Rated 5 out of 5 by from Great resultsIt works very well by WB, lysate from HeLa. Strong and clear signal, no background.
Date published: 2017-10-16
Rated 5 out of 5 by from very nice resultI have used this antibody for ELISA for detection of Sp1 in human Serum. It works great as a detection antibody.Dilution 1:500.
Date published: 2017-08-18
Rated 5 out of 5 by from good antibodySp1 from santa cruz is a very good antibody for sp1 protein detection for WB (1:800, 5%BSA, TBST),specific band at 106kda,no non-specific band seen.
Date published: 2017-07-23
Rated 5 out of 5 by from This antibody using 1:200Work well in WB at 1:200, heLa nuclear extract , experimental results are very good
Date published: 2017-05-11
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Sp1 Antibody (E-3) is rated 4.5 out of 5 by 15.
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