Hif sumo

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August undefined, 2024

Web17 de dez. de 2024 · Furthermore, protein inhibitor of activated STAT 4 (PIAS4) was determined as the SUMO E3 ligase showing increased interaction with KDM5B under hypoxia condition. Inhibition of KDM5B caused significant downregulation of hypoxia-inducible factor-1α (HIF-1α) protein and target genes under hypoxia. Web18 de abr. de 2024 · Some are able to directly activate TRPV1, e.g., protons, or modulate the channel gating, e.g., prostaglandins and bradykinin 12,49,51, while others can increase the translocation of pre-existing ...

A SUMOylation-dependent HIF-1α/CLDN6 negative feedback …

Web2 de nov. de 2007 · SUMOylation is a dynamic process, catalyzed by SUMO-specific ligases and reversed by Sentrin/SUMO-specific proteases ... RACK1 competes with HSP90 for binding to HIF-1alpha and is required for O(2)-independent and HSP90 inhibitor-induced degradation of HIF-1alpha. Mol. Cell, 25 (2007), pp. 207-217. Web19 de nov. de 2024 · SUMO-specific Isopeptidases Tuning Cardiac SUMOylation in Health and Disease. Paul W. Hotz, Stefan Müller and Luca Mendler *. Institute of Biochemistry II, Gustav Embden Zentrum, Faculty of Medicine, Goethe University Frankfurt, Frankfurt, Germany. SUMOylation is a transient posttranslational modification with small-ubiquitin … the other in spanish

SENP1-mediated deSUMOylation of USP28 regulated HIF-1α …

Web26 de nov. de 2024 · Thermal stimulation upregulated the expression of Hsp70 and promoted SUMO modification of HIF-1α, ultimately promoting the proliferation and … Web8 de jan. de 2016 · Abstract. SUMOylation is a ubiquitin-related transient posttranslational modification pathway catalyzing the conjugation of small ubiquitin-like modifier (SUMO) … Web1 de set. de 2024 · The up-regulation of glucose transporter proteins 1 and 3 (GLUT1 and GLUT3) is a critical characteristic in cancer cells regulated by HIF-1α. GLUT transporter’s main cellular role is to facilitate glucose entry into the cell [73]. Moreover, HIF-1α can up-regulate hexokinase 1 and 2 levels (HK1 and HK2) in tumor cells. the otherist

HIF‑1α protein SUMOylation is an important protective …

SUMO-specific proteases/isopeptidases: SENPs and beyond

Web19 de nov. de 2024 · SUMO-specific Isopeptidases Tuning Cardiac SUMOylation in Health and Disease. Paul W. Hotz, Stefan Müller and Luca Mendler *. Institute of Biochemistry … Web31 de ago. de 2024 · Regulatory axis of VHL, SENP1, and SUMO-enhancer RSUME is essential for the modulation of HIF activity in response to hypoxia. Hypoxia induces SENP1-mediated deSUMOylation of HIFs, promoting the stabilization and transactivation of both HIF1α and HIF2α by protecting them from VHL-mediated proteasomal degradation [ 44 , … the other in psychoanalysisWebHIF-1α was first immunoprecipitated ... Although it is reported that HIF-1α can be regulated by Sentrin/SUMO-specific protease 1 (SENP1), the effects of SENP1 on HIF-1α is still … the other israel film festival 2021

"Web19 de out. de 2007 · Hypoxia induces SUMO-1 expression (Shao et al., 2004), and sumoylation of HIF-1α leads to its stabilization (Bae et al., 2004). Given that RSUME is induced by hypoxia ( Figures 2 B and 2C) and plays a role in sumoylation and that sumoylation of some proteins with high molecular weight is increased by hypoxia ( … " - Hif sumo

Hif sumo

The Critical Roles of the SUMO-Specific Protease SENP3 in Human ...

WebWe assessed the effect of deSUMOylation on HIF-1α activity in HCC cells using HIF-1α SUMOylated site mutants, K391R and K477R.26 SUMOylation of exogenous HIF-1α was detected through cotransfection of haemagglutinin (HA)-SUMO-1 and regulation of G-protein signaling domain (RGS)-HIF-1α wild-type (WT) or its mutants (RGS-HIF-1α K391R; RGS … WebM1/M2 macrophage polarization plays a pivotal role in the development of acute lung injury (ALI). The hypoxia-inducible factor-1α/pyruvate kinase M2 (HIF-1α/PKM2) axis, which functions upstream of macrophage polarization, has been implicated in this process. The function of HIF-1α is known to be tig …

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Web26 de abr. de 2024 · The levels of protein SUMOylation, hypoxia‑inducible factor (HIF)‑1α and vascular endothelial growth factor (VEGF) were determined by western blot analysis. …

Web31 de jul. de 2014 · The ubiquitin-like SUMO (small ubiquitin-related modifier) system is a post-translational protein modification pathway in eukaryotes [ [ 1 ], [ 2 ]]. SUMOylation is a highly dynamic process, where deconjugation (deSUMOylation) is catalyzed by a family of cysteine proteases, termed SUMO-specific proteases or SUMO isopeptidases. Web3 de jan. de 2024 · Collectively, our results reveal a novel SENP1–USP28–HIF-1α positive feedback loop to maximize the concentration of HIF-1a protein and amplify its ... Stalla GK, Holsboer F, Arzt E. RSUME, a small RWD-containing protein, enhances SUMO conjugation and stabilizes HIF-1alpha during hypoxia. Cell. 2007;131:309–23. Article ...

Web30 de out. de 2024 · Post-translational modification by SUMO (small ubiquitin-like modifier) proteins has been shown to regulate a variety of functions of proteins, including protein stability, chromatin organization, transcription, DNA repair, subcellular localization, protein–protein interactions, and protein homeostasis. SENP (sentrin/SUMO-specific … Web8 de jan. de 2016 · Abstract. SUMOylation is a ubiquitin-related transient posttranslational modification pathway catalyzing the conjugation of small ubiquitin-like modifier (SUMO) proteins (SUMO1, SUMO2, and SUMO3) to lysine residues of proteins. SUMOylation targets a wide variety of cellular regulators and thereby affects a multitude of different cellular …

Web10 de out. de 2024 · SENP1 interacts with and deSUMOylates c-Myc in cells and in vitro. Overexpression of wild-type SENP1, but not its catalytically inactive C603S mutant, markedly stabilizes c-Myc and increases its levels and activity. Knockdown of SENP1 reduces c-Myc levels, induces cell cycle arrest, and drastically suppresses cell proliferation.

Web1 de abr. de 2016 · We next examined the functional consequence of HIF1A SUMOylation by overexpressing SUMO2/3 in JEG3 cells cultured at 3% and 21% O 2 in the presence … the other israel ted pikeWeb1 de jul. de 2024 · To investigate whether HIF-1α is regulated by SUMO-1, we used co-immunoprecipitation assay to identify a physical interaction between SUMO-1 and HIF … shudder clutchWebIn addition, the present data suggest that SUMO‑1 regulated HIF‑1α in response to hypoxia (gene silencing and overexpression). Finally, the co‑immunoprecipitation assays suggest … shudder clip artWeb18 de jan. de 2008 · HIF is able to direct transcription from either of two transactivation domains, ... enhances SUMO conjugation and stabilizes HIF-1alpha during hypoxia. Cell 2007; 131: 309–323. shudder consession doorsWeb20 de jun. de 2024 · Interestingly, some HIF hydroxylases can also regulate metabolic processes through mechanisms that are at least in part independent of HIF 101,102,103,104. Fig. 3: HIF-mediated adaptations of ... the other is thatWeb3 de jan. de 2024 · Collectively, our results reveal a novel SENP1–USP28–HIF-1α positive feedback loop to maximize the concentration of HIF-1a protein and amplify its ... Stalla … the other israel film festivalWeb5 de abr. de 2001 · Figure 1 Regulation of the interaction between pVHL and HIF-α subunits by oxygen and iron availability. (A) In vivo coimmunoprecipitation assay.RCC4 cells, which lack pVHL (lane 1), and a stable transfectant expressing HA-tagged pVHL (RCC4/VHL.HA, lanes 2 to 4) were labeled in the presence of the proteasomal inhibitor MG132, either in … the otherist bank