Product Details
Alternative Name: | CARD adapter inducing interferon-β, IPS-1, Interferon-β promoter stimulator protein 1, Mitochondrial antiviral signalling protein, VISA, Virus-induced signalling adapter |
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Clone: | 58N3B6 |
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Host: | Mouse |
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Isotype: | IgG2bκ |
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Immunogen: | Human MAVS (IPS-1) |
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UniProt ID: | Q7Z434 |
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Gene/Protein Identifier: | 57506 (Entrez GeneID) |
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Species reactivity: | Human
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Applications: | IHC (PS), WB
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Recommended Dilutions/Conditions: | Immunohistochemistry (1:10-1:2,000) (paraffin sections 3-5µg/ml) Western Blot (2-5µg/ml) Suggested dilutions/conditions may not be available for all applications. Optimal conditions must be determined individually for each application. |
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Purity Detail: | Protein G purified. |
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Formulation: | Liquid. In 0.2ml PBS containing 0.05% BSA and 0.05% sodium azide. |
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Handling: | Avoid freeze/thaw cycles. After opening, prepare aliquots and store at -20°C. |
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Shipping: | Shipped on Blue Ice |
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Short Term Storage: | +4°C |
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Long Term Storage: | -20°C |
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Scientific Background: | RIG-I (retinoic acid-inducible gene I; Ddx58) and MDA5 (melanoma differentiation-associated gene 5, also known as Ifih1 or Helicard) are proteins that sense viral replication intermediates, such as double-stranded RNA and triggers the host antiviral programs. These molecules signal the downstream activation of NF-κB and IFN regulatory factor (IRF) -3, which coordinately regulate the expression of type-I interferons. Cardif (also called VISA/IPS-1/MAVS) is a CARD (caspase activation and recruitment domain)-containing adaptor protein that interacts with the CARD domain of RIG-I and MDA5, leading to the activation of NF-κB and IRF3. Cardif is located to the mitochondrial outer membrane. Removal of the mitochondrial-targeting domain of cardif abolishes its ability to induce IFNs. Cardif is cleaved and inactivated by NS3-4A, a serine protease from hepatitis C virus known to block interferon-β production. |
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Regulatory Status: | RUO - Research Use Only |
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Product Literature References
Retinoic acid-inducible gene-I-like receptor (RLR)-mediated antiviral innate immune responses in the lower respiratory tract: roles of TRAF3 and TRAF5: Y. Chiba, et al.; Biochem. Biophys. Res. Commun.
467, 191 (2015),
Application(s): Immunoblot analyses of human tissue,
Abstract;
General Literature References
CARD games between virus and host get a new player: C.L. Johnson and M. Gale, Jr.; Trends Immunol.
27, 1 (2006),
Abstract;
Cardif is an adaptor protein in the RIG-I antiviral pathway and is targeted by hepatitis C virus: E. Meylan, et al.; Nature
437, 1167 (2005),
Abstract;
Identification and characterization of MAVS, a mitochondrial antiviral signaling protein that activates NF-kappaB and IRF 3: R.B. Seth, et al.; Cell
122, 669 (2005),
Abstract;
IPS-1, an adaptor triggering RIG-I- and Mda5-mediated type I interferon induction: T. Kawai, et al.; Nat. Immunol.
6, 981 (2005),
Abstract;
VISA is an adapter protein required for virus-triggered IFN-beta signaling: L.G. Xu, et al.; Mol. Cell
19, 727 (2005),
Abstract;