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Did you mean: a protein deacetylase sir is a negative regulatory of
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., Kharitonov, S., Goto, H., Bemis, J. E., Elliott, P., Barnes, P. J., Ito, K. A protein deacetylase SIRT1 is a negative regulator of metalloproteinase-9. Abstract Inappropriate elevation of matrix ...
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of the deacetylase activity of SIRT1, but how SIRT1 activity is regulated in vivo is not well understood. Here we show that DBC1 (deleted in breast cancer 1) acts as a native inhibitor of SIRT1 in human cells. DBC1 ...
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The NAD-dependent protein deacetylase Sir2 (silent information regulator 2) regulates lifespan in several organisms . SIRT1, the mammalian orthologue of yeast Sir2, participates in various ...
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Notch responses. Here we report that the NAD + -dependent deacetylase SIRT1 acts as an intrinsic negative modulator of Notch signalling in endothelial cells. We show that acetylation of the Notch1 ...
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critical regions in SIRT1 required for deacetylase activity as well as kinetic analyses of SIRT1 proteins. IntroductionThe sirtuin (silent information regulator—SIR2) family of genes is a highly ...
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SIRT1 belongs to the sirtuin family of NAD + -dependent histone/protein deacetylases. Experimentally, increased activity of SIRT1 facilitates calorie-restricted longevity, and decreases NF-κB ...
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function, protein aggregation folding, or degradation (16) ⇓ . The biochemical regulation of SIRT1 seems to be complex (17) ⇓ . SIRT1 has been shown to reduce cellular oxidative stress burden through ...
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receptor β2 ( RARβ2 ) gene: TLX potentiates the retinoic acid-dependent transactivation of RARβ2 [8] .An NAD + -dependent histone/protein deacetylase SIRT1 regulates glucose and fat metabolism and may ...
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The class III histone deacetylase (HDAC) SIRT1 plays a role in the metabolism, aging, and carcinogenesis of organisms and regulates senescence and apoptosis in cells. Recent reports revealed ...
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, Sirt1 deacetylates an acetylated Tip60 in response to DNA damage and stimulates proteasome-dependent Tip60 degradation in vivo , suggesting that Sirt1 negatively regulates the protein level of Tip60 ...
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