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256 items found for "proteins"

  • Ep 79 with Dr. Graeme Milligan

    His main research group centers on the function, structure, and regulation of G protein-coupled receptors (GPCRs) and their interacting proteins. into the selection of targets, screening, and identification of small molecule regulators of these proteins

  • Trainee Symposium II

    GPCR Title: Balancing G Protein Selectivity and Efficacy in the Adenosine A2A Receptor About Louis-Philippe receptors (GPCRs) and G protein activation. GPCR Title: Development of a Transgenic Mouse Platform for the Detection of Endogenous G protein Activity Mikel Garcia-Marcos which investigates GPCR and G protein signaling" Remi Janicot on the web Boston University She then joined Andrew Kruse’s lab for her postdoc in 2018 where she has employed protein engineering

  • G protein-coupled receptor-mediated signaling of immunomodulation in tumor progression

    < GPCR News < GPCRs in Oncology and Immunology G protein-coupled receptor-mediated signaling of immunomodulation in tumor progression Published date July 31, 2024 Abstract "G protein-coupled receptors (GPCRs) are Additionally, we focus on the roles of GPCRs in regulating immune checkpoint proteins involved in immune

  • Dynamic Phosphoproteomics of BRS3 Activation Reveals the Hippo Signaling Pathway for Cell Migration

    Migration Published date June 25, 2023 Abstract "Bombesin receptor subtype-3 (BRS3) is an orphan G-protein Harvested cellular proteins were digested and phosphopeptides were enriched by immobilized titanium ( Data analysis revealed that 27 phosphopeptides corresponding to six proteins were involved in the Hippo by BRS3 activation could induce the dephosphorylation and nucleus localization of the Yes-associated protein

  • Ep 71 with Dr. Jean Martin Beaulieu

    These receptors belong to the super-family of G-protein coupled receptors (GPCR), the major molecular The Beaulieu group is presently investigating how cell surface express proteins can act as allosteric These investigations have led to the identification of an RNA binding protein (FXR1P) involved in the regulation of protein synthesis as a potential downstream effector of the action of mood stabilizers

  • Ascitic Shear Stress Activates GPCRs and Downregulates Mucin 15 to Promote OvarianCancer Malignancy

    We show that ovarian cancer cells exposed to ascitic shear stresses display heightened G protein-coupled mechanosignaling and the induction of an epithelial to mesenchymal-like transition through p38α mitogen-activated protein Together, this study suggests inhibition of the Gαq protein and restriction of ascites accumulation as Linh Tran, Deepak Nagrath, Mats Ljungman, Katherine Maturen, Analisa DiFeo, David Nordsletten Tags G-protein

  • G protein-coupled receptors: A target for microbial metabolites and a mechanistic link to microbiome-immune-brain interactions

    < GPCR News < GPCRs in Oncology and Immunology G protein-coupled receptors: A target for microbial metabolites studies have demonstrated that small-molecules from gut microbiota act as ligands for specific human G protein-coupled By combining this with RNA-Seq expression and spatial localization of GPCRs from a public human protein Authors Gajender Aleti , Emily A Troyer , Suzi Hong Tags G protein-coupled receptors , Gut microbiota

  • GPR143 controls ESCRT-dependent exosome biogenesis and promotes cancer metastasis

    GPR143 interacts with HRS (an ESCRT-0 Subunit) and promotes its association to cargo proteins, such as EGFR, which subsequently enables selective protein sorting into intraluminal vesicles (ILVs) in multivesicular ESCRT pathway promotes secretion of exosomes that carry unique cargo, including integrins signaling proteins These findings provide a mechanism for regulating the exosomal proteome and demonstrate its ability to Taejoon Kwon , Pann-Ghill Suh , Young Chan Chae Tags GPR143 , HRS , MVB , breast cancer , exosomal protein

  • C5aR2 receptor: The genomic twin of the flamboyant C5aR1

    The C5aR1 is a classical G-protein-coupled receptor (GPCR), whereas C5aR2 is a nonclassical GPCR that tailors immune cell activity potentially through β-arrestins rather than G-proteins. Das, Pulkit K Gupta, Soumendra Rana Tags C5a; C5aR2/C5L2 receptor; lipid bilayer; molecular dynamics; protein-protein

  • Itaconate in host inflammation and defense

    This metabolite binds to and regulates the function of diverse proteins intracellularly to influence response, epigenetic modification, and gene expression and to signal extracellularly through binding the G protein-coupled Administration of ITA protects against inflammatory diseases and blockade of ITA production enhances In this article, we review ITA metabolism and its regulation, discuss its target proteins and mechanisms

  • Session V | Adhesion GPCR Workshop 2024 | Dr. GPCR Ecosystem

    function Structural Determinants Of GAIN Domain Autoproteolysis And Cleavage Resistance Of Adhesion G Protein-Coupled Pohl Abstract "The GPCR autoproteolysis-inducing (GAIN) domain is a hallmark feature of adhe-sion G-protein Despite numerous cell and animal studies, molecular details on CELSR proteins are sparsely available, full-length CELSR1 and truncation constructs to assess the adhesive and signaling functions of this protein A previous computational study has uncovered variable flexible protein regions, whose dynamics mediate

  • G Protein-coupled Receptor-mediated Membrane Targeting of PLCγ2 is Essential for Neutrophil Chemotaxis

    < GPCR News < GPCRs in Oncology and Immunology G Protein-coupled Receptor-mediated Membrane Targeting Neutrophil Chemotaxis Published date April 11, 2023 Abstract " The current dogma is that chemoattractants G protein-coupled Tags G protein-coupled receptor (GPCR) , calcium-promoted Ras inactivator (CAPRI) , chemotaxis , neutrophils

  • GPR176 Promotes Cancer Progression by Interacting with G Protein GNAS to Restrain Cell Mitophagy in Colorectal Cancer

    GPCR News < GPCRs in Oncology and Immunology GPR176 Promotes Cancer Progression by Interacting with G Protein Cell Mitophagy in Colorectal Cancer Published date March 11, 2023 Abstract " GPR176 belongs to the G protein-coupled Mechanistically, the G protein GNAS is recruited intracellularly to transduce and amplify extracellular

  • Activation of PI3K/Akt pathway by G protein-coupled receptor 37 promotes resistance to cisplatin-induced apoptosis in non-small cell lung cancer

    < GPCR News < GPCRs in Oncology and Immunology Activation of PI3K/Akt pathway by G protein-coupled receptor Among eukaryotes, the G protein-coupled receptor (GPCR) family stands as the largest group of membrane proteins. As a member of the GPCR family, G protein-coupled receptor 37 (GPR37) exhibits unknown functions in tumors

  • Neuroimmune interplay during type 2 inflammation: symptoms, mechanisms and therapeutic targets in atopic diseases

    polyangiitis , European Medicines Agency , FDA , FcεRIα , FeNO , Fractional exhaled nitric oxide , G-protein-coupled alpha , JAK , JAK inhibitors , JAKi , Janus kinase , MAPK , MCP-4 , MRGPRX1 , Mas-related family of G protein-coupled receptor 11 , Mas-related family of G protein-coupled receptor X1 , Mas-related family of G-protein-coupled receptor 3 , Mas-related family of G-protein-coupled receptors , Mitogen-activated protein kinase , Monoclonal antibody , Monocyte chemoattractant protein-4 , MrgprA , MrgprA3 , MrgprCr11 , NGF , NMU ,

  • Removing the GPCR-mediated brake on exocytosis enhances insulin action, promotes adipocyte browning, and protects against diet-induced obesity

    neuroscience, and she has expanded it in the areas of drug discovery and structural biology of membrane proteins Her research focuses on the structure and function of GTP binding proteins and the molecular mechanisms Her laboratory has been involved in studying G protein coupled signal transduction for many years and has made key discoveries in G protein structure and mechanisms of activation by GPCRs and activation clocks and melatonin synthesis in the avian retina; her postdoctoral work investigated the role of the G protein

  • Ep 135 with Dr. Katarzyna Marcinkiewicz

    submissions in structural biology, biophysics and biochemistry, with a particular focus on membrane proteins and protein folding."

  • Mechanistic exploration of bioactive constituents in Gnetum gnemon for GPCR-related cancer treatment through network pharmacology and molecular docking

    treatment through network pharmacology and molecular docking Published date October 28, 2024 Abstract "G Protein-Coupled Receptors (GPCRs) are integral membrane proteins that have gained considerable attention as drug targets Subsequently, we established a protein-protein interaction (PPI) network by mapping the shared targets

  • Distinct Activation Mechanisms of CXCR4 and ACKR3 Revealed by Single-Molecule Analysis of their Conformational Landscapes

    While CXCR4 couples to G proteins and directly promotes cell migration, ACKR3 is G protein-independent kinases (GRKs) and β-arrestins and promiscuously responds to CXCL12, CXCL12 variants, other peptides and proteins The dynamic properties of ACKR3 may underly its inability to form productive interactions with G proteins

  • Interrogating Multiscale Receptors Functions in Space

    These receptors belong to the super-family of G-protein coupled receptors (GPCR), the major molecular The Beaulieu group is presently investigating how cell surface express proteins can act as allosteric These investigations have led to the identification of an RNA binding protein (FXR1P) involved in the regulation of protein synthesis as a potential downstream effector of the action of mood stabilizers

  • The β2-adrenergic receptor associates with CXCR4 multimers in human cancer cells

    cancer cells Published date April 2, 2024 Abstract "While the existence and functional role of class C G-protein-coupled PIE-FCCS can resolve membrane protein density, diffusion, and multimerization state in live cells at , Chulo Park , Piotr Zalicki , Jae-Yeon Jeong , Won-Ki Huh , Niña G Caculitan , Adam W Smith Tags G-protein-coupled receptors , fluorescence spectroscopy , membrane protein interactions Source Contribute to the GPCR

  • Vasoactive intestinal peptide receptor 2 signaling promotes breast cancer cell proliferation by enhancing the ERK pathway

    date January 2, 2023 Abstract “ Vasoactive intestinal peptide (VIP) receptor 2 (VIPR2) is a class B G protein-coupled phosphorylated extracellular signal-regulated kinase (ERK), which involves a VIPR2 signaling pathway through Gs protein phosphorylation of vasodilator-stimulated phosphoprotein (Ser157) and cAMP response element binding protein Moreover, an inhibitor of mitogen-activated protein kinase kinase, U0126, attenuated tumor proliferation

  • Illuminating Functional Selectivity and Allosterism at GPCRs.

    pharmacology and his research program focuses on the molecular and cellular mechanisms regulating G protein-coupled He has developed innovative methods for in-cellulo measurement of protein-protein interactions, receptor

  • G protein-coupled receptors related to autoimmunity in postural orthostatic tachycardia syndrome

    < GPCR News < GPCRs in Oncology and Immunology G protein-coupled receptors related to autoimmunity in In particular, the association of the disease with several types of anti-G protein-coupled receptor ( Authors Yoko Sunami, Keizo Sugaya, Kazushi Takahashi Tags G protein-coupled receptors , Autoimmunity

  • Ep 143 with Dr Davide Calebiro

    and Systems Research (IMSR) of the University of Birmingham and Co-Director of the Centre of Membrane Proteins biologists, chemists, physicists, engineers and computer scientists focusing on the basic mechanisms of G protein-coupled also at intracellular sites and that these receptors interact among themselves and with other membrane proteins

  • Ep 70 with Dr. Stephen Ferguson

    Caron at Duke University (1994-1997), where he and his colleagues investigated the role of G protein-coupled receptor kinases and beta-arrestin in regulating G protein-coupled receptor endocytosis, trafficking His research career has focused on the investigation of the regulation of G protein-coupled receptors

  • Ep 83 with Dr. Jean-Philippe Pin

    Since then, he has been studying the allosteric modulation and activation mechanism of this family of G protein-coupled to new concepts in the GPCR field, such as the activation of cell surface receptors by intracellular proteins

  • Combinatorial depletions of G-protein coupled receptor kinases in immune cells identify pleiotropic and cell type-specific functions

    < GPCR News < GPCRs in Oncology and Immunology Combinatorial depletions of G-protein coupled receptor cells identify pleiotropic and cell type-specific functions Published date November 1, 2022 Abstract G-protein They can be recruited to agonist-activated G-protein coupled receptors (GPCRs) and phosphorylate their Authors Katharina M Glaser, Teresa K Tarrant, Tim Lämmermann Tags B cells; G-protein coupled receptors

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