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263 items found for "G protein"

  • Small-molecule targeting of GPCR-independent noncanonical G-protein signaling in cancer

    GPCR News < GPCRs in Oncology and Immunology Small-molecule targeting of GPCR-independent noncanonical G-protein signaling in cancer Published date April 25, 2023 Abstract " Activation of heterotrimeric G-proteins (Gαβγ) by G-protein-coupled receptors (GPCRs) is a quintessential mechanism of cell signaling widely However, it has become evident that heterotrimeric G-proteins can also be activated via GPCR-independent Tags G protein , GPCR , cancer , drug discovery .

  • Interplay between G protein-coupled receptors and nanotechnology

    < GPCR News < GPCRs in Oncology and Immunology Interplay between G protein-coupled receptors and nanotechnology Published date July 28, 2023 Abstract "G protein-coupled receptors (GPCRs), as the largest family of Wu , Rujing Wang , Mengnan Zhao , Canquan Mao , Sanjun Shi Tags Drug delivery , Endosomal delivery , G protein-coupled receptors (GPCRs) , Molecular targeting , Nanoparticles , Signal transduction Source

  • Ep 107 with Dr. Roger Sunahara

    proteins by G protein-coupled receptors (GPCRs). protein interactions. The structure was first snapshot of the agonist- and G protein-bound GPCR, providing valuable models for agonist-mediated activation of G proteins. changes in G protein structure.

  • Functional Assessment of Cancer-Linked Mutations in Sensitive Regions of Regulators of G Protein Signaling Predicted by Three-Dimensional Missense Tolerance Ratio Analysis

    1, 2023 Abstract Regulators of G protein signaling (RGS) proteins modulate G protein-coupled receptor (GPCR) signaling by acting as negative regulators of G proteins. Using complimentary cellular and biochemical approaches, proteins were tested for effects on GPCR-G α protein signaling activity. protein signaling (RGS) proteins.

  • G Proteins and GPCRs in Cancer: Novel Precision Targeted and Immunotherapies

    About Program Registration Logo Contest Committee Sponsors GPCR Retreat Program < Back to schedule G Proteins and GPCRs in Cancer: Novel Precision Targeted and Immunotherapies Date & Time Friday, November His research team has pioneered the study of G proteins and G protein coupled receptors (GPCRs) in human

  • Intermediate-state-trapped mutants pinpoint G protein-coupled receptor conformational allostery

    < GPCR News < GPCRs in Oncology and Immunology Intermediate-state-trapped mutants pinpoint G protein-coupled the roles of intermediate states in signaling is pivotal to unraveling the activation processes of G protein-coupled receptors (GPCRs). protein penetration. Intermediate-state-trapped mutants will also provide useful information in relation to receptor-G protein

  • G protein-coupled estrogen receptor (GPER)/GPR30 forms a complex with the β1-adrenergic receptor, a membrane-associated guanylate kinase (MAGUK) scaffold protein, and protein kinase A anchoring protein (AKAP) 5 in MCF7 breast cancer cells

    < GPCR News < GPCRs in Oncology and Immunology G protein-coupled estrogen receptor (GPER)/GPR30 forms , and protein kinase A anchoring protein (AKAP) 5 in MCF7 breast cancer cells Published date January 10, 2024 Abstract "G protein-coupled receptor 30 (GPR30), also named G protein-coupled estrogen receptor (GPER), and the β1-adrenergic receptor (β1AR) are G protein-coupled receptors (GPCR) that are implicated , and in turn protein kinase A anchoring protein (AKAP) 5.

  • 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 receptors (GPCRs) activate β phospholipase C (PLCβ) while receptor tyrosine kinases ( Tags G protein-coupled receptor (GPCR) , calcium-promoted Ras inactivator (CAPRI) , chemotaxis , neutrophils

  • 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

  • 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 GNAS to Restrain Cell Mitophagy in Colorectal Cancer Published date March 11, 2023 Abstract " GPR176 belongs to the G protein-coupled receptor superfamily, which responds to external stimuli and Mechanistically, the G protein GNAS is recruited intracellularly to transduce and amplify extracellular

  • G protein coupled receptor transcripts in human immune cells and platelets

    < GPCR News < GPCRs in Oncology and Immunology G protein coupled receptor transcripts in human immune cells and platelets Published date September 27, 2024 Abstract "G-protein coupled receptors (GPCRs)

  • 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

  • In Silico Design of Novel RGS2-Galpha-q Interaction Inhibitors with Anticancer Activity

    Interaction Inhibitors with Anticancer Activity Published date October 14, 2024 Abstract "Regulators of G-protein signaling (RGS) are a family of approximately 30 proteins that bind to and deactivate the alpha subunits of G-proteins (Gα) by accelerating their GTP hydrolysis rates, which terminates G-protein coupled receptor Thus, RGS proteins are essential in regulating GPCR signaling, and most members are implicated as critical Regulator of G-protein signaling 2 (RGS2), a member of the R4 family of RGS proteins, is overexpressed

  • 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

  • Regulator of G protein signaling 16 restrains apoptosis in colorectal cancer through disrupting TRAF6-TAB2-TAK1-JNK/p38 MAPK signaling

    < GPCR News < GPCRs in Oncology and Immunology Regulator of G protein signaling 16 restrains apoptosis G protein signaling (RGS) protein family modulators play essential role within regulating downstream Our study focused on the expression patterns of RGS proteins in CRC, identifying Regulator of G protein We confirmed the elevated RGS16 protein level in CRC, and found that patients with RGS16-high tumors

  • Ep 125 with Dr. Gregory Tall

    Tall moved upstairs to conduct his postdoctoral work on heterotrimeric G proteins and the novel interactor The current goals of the Tall lab are to understand the basic mechanism by which Ric-8 proteins fold all heterotrimeric G protein alpha subunits, to exploit a Ric-8-based technology to purify recombinant G proteins and to use the G proteins in assays to explore the mechanisms of action of the 33-member Mechanical dissociation of the two fragments aided by protein binding ligands and cell movement serves

  • Gallein, G protein βγ subunits inhibitor, suppresses the TGF-α-induced migration of hepatocellular carcinoma cells via inhibition of the c-Jun N-terminal kinase

    < GPCR News < GPCRs in Oncology and Immunology Gallein, G protein βγ subunits inhibitor, suppresses the protein-coupled receptor (GPCR) signaling regulates a wide range of pathophysiological cell functions via G protein α and βγ subunits. human hepatocellular carcinoma (HCC) HuH7 cells through the activation of AKT, p38 mitogen-activated protein JNK without affecting the phosphorylation of epidermal growth factor receptor, AKT, p38 MAPK, target protein

  • Regulator of G protein signaling protein 6 alleviates acute lung injury by inhibiting inflammation and promoting cell self-renewal in mice

    < GPCR News < GPCRs in Oncology and Immunology Regulator of G protein signaling protein 6 alleviates Regulator of G protein signaling protein 6 (RGS6), identified as a tumor suppressor gene, has received Methods: Congruously regulated G protein-coupled receptor (GPCR)-related genes and differentially expressed Tong , Yuanlin Song Tags Acute lung injury , Apoptosis , Cell-renewal , Inflammation , Regulator of G protein signaling 6 .

  • CaaX-motif-adjacent residues influence G protein gamma (Gγ) prenylation under suboptimal conditions

    < GPCR News < GPCRs in Oncology and Immunology CaaX-motif-adjacent residues influence G protein gamma Prenylation is an irreversible post-translational modification that supports membrane interactions of proteins Prenyltransferases tether isoprenoid lipids to proteins via a thioether linkage during prenylation. Building on our previous finding that statins inhibit membrane association of G protein γ (Gγ) in a subtype-dependent protein signaling in cells depending on their Gγ-subtype composition.

  • Trainee Symposium II

    GPCR Title: Balancing G Protein Selectivity and Efficacy in the Adenosine A2A Receptor About Louis-Philippe protein-coupled 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

  • Ep 70 with Dr. Stephen Ferguson

    Marc G. 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

  • 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 receptors (GPCRs) and modulate a range of human physiological functions, offering a mechanistic 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

  • Pan-cancer functional analysis of somatic mutations in G protein-coupled receptors

    GPCR News < GPCRs in Oncology and Immunology Pan-cancer functional analysis of somatic mutations in G protein-coupled receptors Published date December 1, 2022 Abstract G Protein-coupled receptors (GPCRs While the location of the mutations across the protein domains did not differ significantly in the two

  • Signaling by Neutrophil G Protein-Coupled Receptors that Regulate the Release of Superoxide Anions

    < GPCR News < GPCRs in Oncology and Immunology Signaling by Neutrophil G Protein-Coupled Receptors that Neutrophils, which express many receptors that are members of the large family of G protein-coupled receptors molecular patterns such as the N-formylated peptides that are formed during bacterial and mitochondrial protein

  • Ep 69 with Dr. Stephen Ferguson

    Marc G. 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

  • Identification of a G-protein coupled receptor-related gene signature through bioinformatics analysis to construct a risk model for ovarian cancer prognosis

    < GPCR News < GPCRs in Oncology and Immunology Identification of a G-protein coupled receptor-related G protein-coupled receptors (GPCRs, the largest family of human cell surface receptors) are associated Authors Shaohan Ma, Ruyue Li, Guangqi Li, Meng Wei, Bowei Li, Yongmei Li, Chunfang Ha Tags G protein-coupled

  • Ovarian cancer G protein-coupled receptor 1 (OGR1) deficiency exacerbates crystal deposition and kidney injury in oxalate nephropathy in female mice

    < GPCR News < GPCRs in Oncology and Immunology Ovarian cancer G protein-coupled receptor 1 (OGR1) deficiency nephropathy in female mice Published date July 11, 2023 Abstract "OGR1 (Gpr68) and GPR4 (Gpr4) are proton-activated G protein-coupled receptors that are stimulated upon increased extracellular acidity. </p> Taken together, in the acute setting of oxalate-induced nephropathy, the lack of the proton-activated Krudewig , Giovanni Pellegrini , Nicole Joller , Carsten A Wagner , Pedro Henrique Imenez Silva Tags G-protein-coupled

  • Unveiling Non-Canonical Functions for Gαq Signaling Pathways

    In her postdoctoral period, she has participated in the identification and characterization of proteins that act at the level of G proteins and which are part of a multimolecular signaling complex (AGS, de “Activators of G-protein signaling). Ribas' group has described a new interaction region in a cellular protein that has turned out to be very Ribas has also described a new protective role of G protein-coupled receptor kinase 2 (GRK2), a known

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