Date published: 2026-10-22

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CBS Antibody (A-3): sc-515180

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Datasheets
  • CBS Antibody (A-3) is a mouse monoclonal IgG3 κ provided at 200 µg/ml
  • specific for an epitope mapping between amino acids 137-154 near the N-terminus of CBS of human origin
  • recommended for detection of CBS of mouse, rat and human origin by WB, IP, IF, IHC(P) and ELISA
  • See CBS (B-4): sc-133154 for CBS antibody conjugates, including AC, HRP, FITC, PE, Alexa Fluor® 488, 594, 647, 680 and 790.
  • m-IgG3 BP-HRP is the preferred secondary detection reagent for CBS Antibody (A-3) for WB and IHC(P) applications. This reagent is now offered in a bundle with CBS Antibody (A-3) (see ordering information below).
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    CBS Antibody (A-3) is a mouse monoclonal IgG3 antibody that detects cystathionine β-synthase (CBS) in mouse, rat, and human samples through applications such as western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), and enzyme-linked immunosorbent assay (ELISA). CBS is a crucial cytoplasmic protein predominantly expressed in the human liver and pancreas, with lower levels found in the heart and brain, and plays a vital role in the first step of homocysteine transulfuration. This enzyme catalyzes the conversion of homocysteine, a potentially harmful amino acid, into cystathionine, utilizing pyridoxal phosphate as a cofactor. The regulation of CBS activity is significantly influenced by allosteric activation from adenosyl-methionine, which ensures optimal function under varying physiological conditions. Deficiencies in CBS can lead to homocystinuria, a genetic disorder characterized by homocysteine accumulation that can result in severe health issues, including arteriosclerosis, thrombosis, dislocated optic lenses, cognitive impairments, and skeletal abnormalities. CBS (A-3) antibody serves as an essential tool for researchers studying CBS implications in metabolic disorders and potential therapeutic targets.

    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

    CBS Antibody (A-3) References:

    1. Anatomical differences between CBS-corticobasal degeneration and CBS-Alzheimer's disease.  |  Josephs, KA., et al. 2010. Mov Disord. 25: 1246-52. PMID: 20629131
    2. CBS-miRSeq: A comprehensive tool for accurate and extensive analyses of microRNA-sequencing data.  |  Kesharwani, RK., et al. 2019. Comput Biol Med. 110: 234-243. PMID: 31207557
    3. Cystathionine β-synthase (CBS) deficiency suppresses erythropoiesis by disrupting expression of heme biosynthetic enzymes and transporter.  |  Zhao, P., et al. 2019. Cell Death Dis. 10: 708. PMID: 31551410
    4. Highly recurrent CBS epimutations in gastric cancer CpG island methylator phenotypes and inflammation.  |  Padmanabhan, N., et al. 2021. Genome Biol. 22: 167. PMID: 34074348
    5. CBS-derived H2S facilitates host colonization of Vibrio cholerae by promoting the iron-dependent catalase activity of KatB.  |  Ma, Y., et al. 2021. PLoS Pathog. 17: e1009763. PMID: 34283874
    6. Overexpression of CBS/H2S inhibits proliferation and metastasis of colon cancer cells through downregulation of CD44.  |  Zhang, Y., et al. 2022. Cancer Cell Int. 22: 85. PMID: 35172821
    7. Identification of 8-Hydroxyquinoline Derivatives That Decrease Cystathionine Beta Synthase (CBS) Activity.  |  Conan, P., et al. 2022. Int J Mol Sci. 23: PMID: 35743210
    8. Draft Genome Sequence of the Fluconazole-Resistant Candida palmioleophila Clinical Isolate CBS 18098.  |  Lavergne, RA., et al. 2023. Mycopathologia. 188: 169-171. PMID: 36287321
    9. Probiotic Debaryomyces hansenii CBS 8339 yeast enhanced immune responses in mice.  |  Angulo, M., et al. 2023. 3 Biotech. 13: 28. PMID: 36590244
    10. Draft Genome Sequence of the Rhinocladiella similis Clinical Isolate CBS 149759.  |  Deroche, L., et al. 2023. Mycopathologia. 188: 255-257. PMID: 37022620

    Ordering Information

    Product NameCatalog #UNITPriceQtyFAVORITES

    CBS Antibody (A-3)

    sc-515180
    200 µg/ml
    $322.00

    CBS Antibody (A-3): m-IgG3 BP-HRP Bundle

    sc-550529
    200 µg Ab; 40 µg BP
    $361.00

    CBS (A-3) Neutralizing Peptide

    sc-515180 P
    100 µg/0.5 ml
    $69.00

    What application is the blocking peptide sc-515180 P appropriate for?

    Asked by: Professor Griffin
    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: 2017-03-01
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    Rated 5 out of 5 by Narwan from Great pruduct resultsGreat product for doing my infrared western protocols!
    Date published: 2016-12-05
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    CBS Antibody (A-3) is rated 5.0 out of 5 by 1.
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