Date published: 2025-10-16

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SKI-1 Antibody (A-11): sc-271916

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Datasheets
  • SKI-1 Antibody (A-11) is a mouse monoclonal IgM λ SKI-1 antibody, cited in 3 publications, provided at 200 µg/ml
  • raised against a peptide mapping near the N-terminus of SKI-1 of rat origin
  • recommended for detection of SKI-1 precursor of mouse, rat and human origin by WB, IP, IF, IHC(P) and ELISA
  • m-IgGλ BP-HRP (mouse IgGλ binding protein-HRP) is the preferred secondary detection reagent for SKI-1 Antibody (A-11) for WB and IHC(P) applications. This reagent is now offered in a bundle with SKI-1 Antibody (A-11) (see ordering information below). For additional m-IgGλ BP conjugates see our complete list of Mouse IgG Binding Proteins.

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SKI-1 Antibody (A-11) is a mouse monoclonal IgM antibody that detects SKI-1 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). Anti-SKI-1 antibody (A-11) is available as the non-conjugated form. SKI-1, also known as subtilisin/kexin-isozyme-1, plays a crucial role in processing inactive precursors into active peptides and proteins, functioning as a type I membrane-bound calcium-dependent serine proteinase. SKI-1 is particularly important in cleaving the brain-derived neurotrophic factor (BDNF) precursor, which is essential for neuronal survival, growth, and differentiation. SKI-1 is present in various tissues, with highest concentrations found in the liver and thyroid, underscoring SKI-1′s significance in physiological processes. SKI-1 is related to bacterial subtilisin and yeast kexin, highlighting evolutionary conservation and functional importance across species. Anti-SKI-1 antibody (A-11) enables valuable insights into proprotein processing mechanisms and biological roles of neurotrophic factors 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

SKI-1 Antibody (A-11) References:

  1. Furin: the prototype mammalian subtilisin-like proprotein-processing enzyme. Endoproteolytic cleavage at paired basic residues of proproteins of the eukaryotic secretory pathway.  |  Van de Ven, WJ., et al. 1991. Enzyme. 45: 257-70. PMID: 1843280
  2. Requirement of pro-sequence for the production of active subtilisin E in Escherichia coli.  |  Ikemura, H., et al. 1987. J Biol Chem. 262: 7859-64. PMID: 3108260
  3. Precursor convertases: an evolutionary ancient, cell-specific, combinatorial mechanism yielding diverse bioactive peptides and proteins.  |  Seidah, NG., et al. 1998. Ann N Y Acad Sci. 839: 9-24. PMID: 9629127
  4. The proprotein convertases.  |  Steiner, DF. 1998. Curr Opin Chem Biol. 2: 31-9. PMID: 9667917
  5. Mammalian subtilisin/kexin isozyme SKI-1: A widely expressed proprotein convertase with a unique cleavage specificity and cellular localization.  |  Seidah, NG., et al. 1999. Proc Natl Acad Sci U S A. 96: 1321-6. PMID: 9990022

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

SKI-1 Antibody (A-11)

sc-271916
200 µg/ml
$316.00

SKI-1 Antibody (A-11): m-IgGλ BP-HRP Bundle

sc-522099
200 µg Ab, 40 µg BP
$354.00

SKI-1 (A-11) Neutralizing Peptide

sc-271916 P
100 µg/0.5 ml
$68.00

We ran WB using mice brain protein (70µg) and whole skin fibroblast lysate (60µg) with sc-271916, showed no bands in the membrane while reference protein were normal. May I ask how much protein you load and any suggestion for better output?

Asked by: YangLi
Thank you for your question. You can find our recommended protocol for western blots under this link: https://www.scbt.com/de/resources/protocols/western-immuno-blotting We recommend you mix sample (40–60 µg whole cell lysate, 10–20 µg nuclear extract, 5-10 µg transfected lysate, or 10–20 ng purified protein per lane) with an equal volume of 2x electrophoresis sample buffer (sc-24945) and boil for 2–3 minutes.
Answered by: Tech Support Europe
Date published: 2021-12-22

What application is the blocking peptide sc-271916 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 Excellent!This antibody is great in western blot analysis of SKI-1 expression in H4, HeLa, T98G, K-562 and U-87 MG whole cell lysates.
Date published: 2017-01-26
Rated 5 out of 5 by from Produced superb immunoperoxidase cytoplasmicProduced superb immunoperoxidase cytoplasmic staining in formalin fixed, paraffin-embedded human pancreas tissue. -SCBT QC
Date published: 2015-02-25
Rated 5 out of 5 by from Satisfactory Western Blot data of SKISatisfactory Western Blot data of SKI-1 expression in H4, HeLa, T98G, K-562 and U-87 MG whole cell lysates. -SCBT QC
Date published: 2014-03-28
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SKI-1 Antibody (A-11) is rated 5.0 out of 5 by 3.
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