Clusterin, also known as Apolipoprotein J, Sulfated Glycoprotein 2 (SGP-2), TRPM-2, and SP-40,40, is a secreted multifunctional protein that was named for its ability to induce cellular clustering. It binds a wide range of molecules and may function as a chaperone of misfolded extracellular proteins. It also participates in the control of cell proliferation, apoptosis, and carcinogenesis (1, 2). Clusterin is predominantly expressed in adult testis, ovary, adrenal gland, liver, heart, and brain and in many epithelial tissues during embryonic development (3). Mouse Clusterin is synthesized as a precursor that contains two coiled coil domains, two nuclear localization signals (NLS), and one heparin binding domain (3-6). Intracellular cleavages of the precursor remove the signal peptide and generate comparably sized alpha and beta chains which are secreted as an 80 kDa N-glycosylated disulfide-linked heterodimer (7, 8). Mature mouse Clusterin shares 77% and 93% amino acid sequence identity with human and rat Clusterin, respectively. High μg/mL concentrations of Clusterin circulate predominantly as a component of high density lipoprotein particles, and these are internalized and degraded through interactions with LRP-2/Megalin (9, 10). In human, an alternately spliced 50 kDa isoform of Clusterin (nCLU) lacks the signal peptide and remains intracellular (5, 11). This molecule is neither glycosylated nor cleaved into alpha and beta chains (11). In the cytoplasm, nCLU destabilizes the actin cytoskeleton and inhibits NF kappa B activation (12, 13). Cellular exposure to ionizing radiation promotes the translocation of nCLU to the nucleus where it interacts with Ku70 and promotes apoptosis (5, 11). This function contrasts with the cytoprotective effect of secreted Clusterin (14). During colon cancer tumor progression there is a downregulation of the intracellular form and an upregulation of the glycosylated secreted form (11).
Mouse Clusterin Biotinylated Antibody
R&D Systems | Catalog # BAF2747
Key Product Details
Species Reactivity
Validated:
Mouse
Cited:
Human
Applications
Validated:
Western Blot, ELISA Detection (Matched Antibody Pair)
Cited:
ELISA Development
Label
Biotin
Antibody Source
Polyclonal Goat IgG
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Product Specifications
Immunogen
Mouse myeloma cell line NS0-derived recombinant mouse Clusterin (R&D Systems, Catalog # 2747-HS)
Glu22-Glu448
Accession # Q06890
Glu22-Glu448
Accession # Q06890
Specificity
Detects mouse Clusterin in ELISAs and Western blots. In Western blots, approximately 10% cross‑reactivity with recombinant human Clusterin is observed.
Clonality
Polyclonal
Host
Goat
Isotype
IgG
Applications for Mouse Clusterin Biotinylated Antibody
Application
Recommended Usage
Western Blot
0.1 µg/mL
Sample: Recombinant Mouse Clusterin (Catalog # 2747-HS)
Sample: Recombinant Mouse Clusterin (Catalog # 2747-HS)
Mouse Clusterin Sandwich Immunoassay
Please Note: Optimal dilutions of this antibody should be experimentally determined.
Reviewed Applications
Read 4 reviews rated 4.8 using BAF2747 in the following applications:
Formulation, Preparation, and Storage
Purification
Antigen Affinity-purified
Reconstitution
Reconstitute at 0.2 mg/mL in sterile PBS.
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Formulation
Lyophilized from a 0.2 μm filtered solution in PBS with BSA as a carrier protein.
Shipping
The product is shipped at ambient temperature. Upon receipt, store it immediately at the temperature recommended below.
Stability & Storage
Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
- 12 months from date of receipt, -20 to -70 °C as supplied.
- 1 month, 2 to 8 °C under sterile conditions after reconstitution.
- 6 months, -20 to -70 °C under sterile conditions after reconstitution.
Calculators
Background: Clusterin
References
- Carver, J.A. et al. (2003) IUBMB Life 55:661.
- Shannan, B. et al. (2006) Cell Death Differ. 13:12.
- French, L.E. et al. (1993) J. Cell Biol. 122:1119.
- Lee, K.H. et al. (1993) Biochem. Biophys. Res. Commun. 194:1175.
- Leskov, K.S. et al. (2003) J. Biol. Chem. 278:11590.
- Pankhurst, G.J. et al. (1998) Biochemistry 37:4823.
- Burkey, B.F. et al. (1991) J. Lipid. Res. 32:1039.
- de Silva, H.V. et al. (1990) J. Biol. Chem. 265:14292.
- Jenne, D.E. et al. (1991) J. Biol. Chem. 266:11030.
- Kounnas, M.Z. et al. (1995) J. Biol. Chem. 270:13070.
- Pucci, S. et al. (2004) Oncogene 23:2298.
- Moretti, R. M. et al. (2007) Cancer Res. 67:10325.
- Santilli, G. et al. (2003) J. Biol. Chem. 278:38214.
- Trougakos, I.P. et al. (2004) Cancer Res. 64:1834.
Alternate Names
APOJ, CLI, CLU, SGP-2, SP-40, TRPM-2
Gene Symbol
CLU
UniProt
Additional Clusterin Products
Product Documents for Mouse Clusterin Biotinylated Antibody
Certificate of Analysis
To download a Certificate of Analysis, please enter a lot or batch number in the search box below.
Note: Certificate of Analysis not available for kit components.
Product Specific Notices for Mouse Clusterin Biotinylated Antibody
For research use only
Related Research Areas
Citations for Mouse Clusterin Biotinylated Antibody
Customer Reviews for Mouse Clusterin Biotinylated Antibody (4)
4.8 out of 5
4 Customer Ratings
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Application: ELISASample Tested: Heparin PlasmaSpecies: MouseVerified Customer | Posted 08/11/2016
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Application: ImmunofluorescenceSample Tested: Adult mouse brain tissueSpecies: MouseVerified Customer | Posted 12/18/2014
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Application: ImmunoprecipitationSample Tested: mouse Clu-/- control tissueSpecies: MouseVerified Customer | Posted 12/18/2014
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Application: Western BlotSample Tested: mouse Clu-/- control tissueSpecies: MouseVerified Customer | Posted 12/18/2014
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Protocols
Find general support by application which include: protocols, troubleshooting, illustrated assays, videos and webinars.
- Cellular Response to Hypoxia Protocols
- R&D Systems Quality Control Western Blot Protocol
- Troubleshooting Guide: Western Blot Figures
- Western Blot Conditions
- Western Blot Protocol
- Western Blot Protocol for Cell Lysates
- Western Blot Troubleshooting
- Western Blot Troubleshooting Guide
- View all Protocols, Troubleshooting, Illustrated assays and Webinars