Product Details
Alternative Name: | GRβ |
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Host: | Rabbit |
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Immunogen: | Synthetic peptide corresponding to aa 728-742 (N728VMWLKPESTSHTLI742) of human GRβ (glucocorticoid receptor β). |
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UniProt ID: | P04150 |
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Species reactivity: | Human
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Applications: | ICC, IP, WB
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Recommended Dilutions/Conditions: | Immunocytochemistry (1:1,500) Western Blot (1:500) Suggested dilutions/conditions may not be available for all applications. Optimal conditions must be determined individually for each application. |
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Application Notes: | Immunocytochemical staining of GRβ in HeLa cells with Prod. No. ALX-210-154 results in nuclear staining.
Detects a band of ~90kDa by Western blot. |
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Formulation: | Liquid. In PBS containing 0.05% sodium azide. |
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Handling: | Avoid freeze/thaw cycles. |
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Shipping: | Blue Ice |
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Long Term Storage: | -20°C |
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Scientific Background: | Glucocorticoids are a family of steroids necessary for the regulation of energy metabolism, and the immune and inflammatory responses. These compounds exert their effect through their interaction with the glucocorticoid receptor (GR) and that complex's subsequent association with DNA. All normal mammalian tissues examined to date have been shown to contain GR. The human GR exists in two forms, α and β, which are thought to be the result of alternative splicing of a single gene. Sequence analysis indicates that the α and β forms of human GR are 777 and 742 amino acids long, respectively. They are identical up to residue 727, after which they diverge. After ligand binding, the 94kDa GRα isoform has been observed to translocate from the cytoplasm to the nucleus where it regulates gene expression. In contrast, the 90kDa GRβ isoform does not appear to bind either glucocorticoid agonists or antagonists, and has been localized predominantly in the nucleus independent of hormone treatment in some human cell lines. Studies suggest that human GRβ might function as a dominant negative inhibitor of GRα activity. |
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Regulatory Status: | RUO - Research Use Only |
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Figure 1 shows a Western blot of GRb on COS-74 whole cell extract using Prod. No.
ALX-210-154."
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Product Literature References
Expression and subcellular distribution of the beta-isoform of the human glucocorticoid receptor: R.H. Oakley, et al.; Endocrinology
138, 5028 (1997),
Abstract;
Full Text
General Literature References
The human glucocorticoid receptor beta isoform. Expression, biochemical properties, and putative function: R.H. Oakley, et al.; J. Biol. Chem.
271, 9550 (1996),
Abstract;
Full Text
Primary structure and expression of a functional human glucocorticoid receptor cDNA: S.M. Hollenberg, et al.; Nature
318, 635 (1985),
Abstract;