Search Results
575 items found for "G-protein coupled receptors (GPCRs)"
- Genome-wide identification of 216 G protein-coupled receptor (GPCR) genes from the marine water ...
Genome-wide identification of 216 G protein-coupled receptor (GPCR) genes from the marine water flea Diaphanosoma celebensis G protein-coupled receptors (GPCRs) are considered to have originated from early evolution of eukaryotic species, therefore, the genome-wide identification of GPCR genes can provide (Daphnia magna) reveals a high level of orthological relationship of amine, neuropeptide, and opsin receptor repertoire, while purinergic and chemokine receptors were highly differentiated in humans.
- Recurrent high-impact mutations at cognate structural positions in class A G protein-coupled ...
Recurrent high-impact mutations at cognate structural positions in class A G protein-coupled receptors expressed in tumors G protein-coupled receptors (GPCRs) are the largest family of human proteins. They have a common structure and, signaling through a much smaller set of G proteins, arrestins, and Because there are many more GPCRs than effectors, mutations in different receptors could perturb signaling Phenotypic characterization suggests these mutations induce perturbation of G protein activation and/
- Advancements in G protein-coupled receptor biosensors to study GPCR-G protein coupling
Biosensors for monitoring G protein-coupled receptors (GPCRs), the most drugged class of proteins in Their applications have continually expanded our understanding of this important protein class. briefly summarize a subset of this field with accelerating importance: transducer biosensors measuring receptor-coupling and selectivity, with an emphasis on sensors measuring receptor association and activation of heterotrimeric Read more at the source #DrGPCR #GPCR #IndustryNews Subscribe to the Newsletter HERE
- Intermolecular Interactions in G Protein-Coupled Receptor Allosteric Sites at the Membrane Interface
October 2022 Intermolecular Interactions in G Protein-Coupled Receptor Allosteric Sites at the Membrane protein-coupled receptor (GPCR) drug development by displaying subtype selectivity and more specific receptor modulation. In this work, we analyze interactions in the allosteric sites of the PAR2, C5aR1, and GCGR receptors Read more at the source #DrGPCR #GPCR #IndustryNews
- Structural view of G protein-coupled receptor signaling in the retinal rod outer segment
October 2022 "Visual phototransduction is the most extensively studied G protein-coupled receptor (GPCR published cryo-electron tomography (cryo-ET) data on the ROS with structural knowledge on individual proteins Read more at the source #DrGPCR #GPCR #IndustryNews
- Dual loss of regulator of G protein signaling 2 and 5 exacerbates ventricular myocyte arrhythmias...
October 2022 Dual loss of regulator of G protein signaling 2 and 5 exacerbates ventricular myocyte protein-coupled receptor (GPCR) signaling. Previously, the absence of regulator of G protein signaling (RGS) 2 and 5, separately, was shown to cause Whether RGS2 and 5 redundantly control G protein signaling to maintain cardiovascular homeostasis is Read more at the source #DrGPCR #GPCR #IndustryNews
- Characterization of a new WHIM syndrome mutant reveals mechanistic differences in regulation of ...
Characterization of a new WHIM syndrome mutant reveals mechanistic differences in regulation of the chemokine receptor gain-of-function mutations that lead to C-terminal truncations, frame shifts and point mutations in the chemokine receptor Interestingly, there were also significant differences in receptor degradation, with S339fs5 having a phosphorylation, β-arrestin binding and endocytosis, and a very high basal rate of degradation that is not protected
- G protein-coupled receptor 21 in macrophages: An in vitro study
August 2022 "GPR21 is an orphan and constitutively active receptor belonging to the superfamily of G-Protein Coupled Receptors (GPCRs). GPR21 couples to the Gq family of G proteins and is expressed in macrophages. GPR21 expression was evaluated at gene and protein level, the signalling pathway was investigated by Read more at the source #DrGPCR #GPCR #IndustryNews
- Nanobodies as Probes and Modulators of Cardiovascular G Protein-Coupled Receptors
October 2022 "Understanding the activation of G protein-coupled receptors (GPCRs) is of paramount importance to the field of cardiovascular medicine due to the critical physiological roles of these receptors and Although many cardiovascular GPCRs have been extensively studied as model receptors for decades, new rapidly due to their biochemical tractability and their ability to recognize defined states of native proteins Read more at the source #DrGPCR #GPCR #IndustryNews
- G protein-coupled receptor signaling: transducers and effectors
October 2022 "G protein-coupled receptors (GPCRs) are of considerable interest due to their importance and mechanism of action, there is a greater understanding of how effector molecules interact with a receptor signaling effectors: heterotrimeric G proteins, GPCR kinases (GRKs), and β-arrestins. We will first summarize their prominent roles in GPCR pharmacology before transitioning into less well-explored Read more at the source #DrGPCR #GPCR #IndustryNews
- AlphaFold2 versus experimental structures: evaluation on G protein-coupled receptors
August 2022 "As important drug targets, G protein-coupled receptors (GPCRs) play pivotal roles in a wide Recently, AlphaFold2 has been developed to predict structure models of many functionally important proteins including all members of the GPCR family. We revealed that AlphaFold2 could capture the overall backbone features of the receptors. Read more at the source #DrGPCR #GPCR #IndustryNews
- Hear the sounds: the role of G protein-coupled receptors in the cochlea
G protein-coupled receptors (GPCRs) are crucial receptors that regulate a wide range of physiological Recently, several GPCRs have been found to play important roles in the cochlea. Frizzleds and Lgrs are dominant GPCRs that regulate stem cell self-renew abilities. Here, we review the key findings of GPCR in the cochlea and discuss the role of GPCR in the cochlea, Read more at the source #DrGPCR #GPCR #IndustryNews Subscribe to the Dr. GPCR Newsletter
- Fusion protein strategies for cryo-EM study of G protein-coupled receptors
protein-coupled receptors (GPCRs) in complex with G proteins or arrestins. However, applying it to GPCRs without signaling proteins remains challenging because most receptors lack In GPCR crystallography, inserting a fusion protein between transmembrane helices 5 and 6 is a highly of antagonist bound A2A adenosine receptor at 3.4 Å resolution and unliganded Smoothened at 3.7 Å resolution small integral membrane proteins."
- Conservation of Allosteric Ligand Binding Sites in G-Protein Coupled Receptors
November 2022 "Despite the growing number of G protein-coupled receptor (GPCR) structures, only 39 structures of small organic probe molecules distributed on the protein surface. Mapping of Alphafold2 generated models of these proteins confirms that the same sites can be identified These sites cluster at nine distinct locations, and each can be found in many different proteins. Read more at the source #DrGPCR #GPCR #IndustryNews Subscribe to the Dr. GPCR Newsletter HERE
- Pepducin-mediated G Protein-Coupled Receptor Signaling in the Cardiovascular System
October 2022 "Pepducins are small-lipidated peptides designed from the intracellular loops of G protein-coupled receptors (GPCRs) that act in an allosteric manner to modulate the activity of GPCRs. This review will focus in particular on pepducins designed from protease-activated receptors, C-X-C motif chemokine receptors, formyl peptide receptors, and the β2-adrenergic receptor. Read more at the source #DrGPCR #GPCR #IndustryNews
- G protein-coupled receptor interactions and modification of signalling involving the ghrelin ...
G protein-coupled receptor interactions and modification of signalling involving the ghrelin receptor In vitro and in vivo data suggest that GHSR1a heterodimerises with multiple G protein-coupled receptors (GPCRs), including dopamine D1 and D2, serotonin 2C, orexin, oxytocin and melanocortin 3 receptors ( This review discusses the signalling mechanisms of GHSR1a alone and in combination with other GPCRs, and explores the physiological consequences of GHSR1a coupling with other GPCRs.
- Integration and Spatial Organization of Signaling by G Protein-Coupled Receptor Homo- and ...
Integration and Spatial Organization of Signaling by G Protein-Coupled Receptor Homo- and Heterodimer The G protein-coupled receptors (GPCRs) are the largest family of membrane receptors, with nearly 800 genes coding for these proteins. The recognition that GPCRs may physically interact with each other has led to the hypothesis that their Furthermore, the formation of GPCRs higher order oligomers provides the structural basis for organizing
- A correlation study of adhesion G protein-coupled receptors as potential therapeutic targets in...
August 2022 A correlation study of adhesion G protein-coupled receptors as potential therapeutic targets in Uterine Corpus Endometrial cancer "Adhesion G protein-coupled receptors (adhesion GPCRs), as a member of the G protein-coupled receptors (GPCRs) superfamily, have gradually entered the field of vision of The structure, function, and involvement of adhesion GPCRs in cancer development have been discussed Read more at the source #DrGPCR #GPCR #IndustryNews
- G-protein-coupled receptors as therapeutic targets for glioblastoma
Despite this, the prognosis remains poor, with an impacted quality of life during treatment coupled with In this review, we focus on recent advances in G-protein-coupled receptor (GPCR) targets. To date, the most promising targets are the chemokine, cannabinoid, and dopamine receptors, but future work should further examine the melanocortin receptor-4 (MC4R), adhesion, lysophosphatidic acid (LPA ) and smoothened (Smo) receptors to initiate new drug-screening strategies and targeted delivery of safe
- Structure-Based Discovery of Negative Allosteric Modulators of the Metabotropic Glutamate Receptor 5
October 2022 "Recently determined structures of class C G protein-coupled receptors (GPCRs) revealed The mGlu5 receptor is activated by the main excitatory neurotransmitter of the nervous central system , and several allosteric modulators of this GPCR have been evaluated in clinical trials. libraries have complementary advantages and illustrate how access to high-resolution structures of GPCRs Read more at the source #DrGPCR #GPCR #IndustryNews
- Phospholipid Scrambling by G Protein-Coupled Receptors
The transport proteins that facilitate this process are classified as pump-like flippases and floppases Unexpectedly, Class A G protein-coupled receptors (GPCRs), a large class of signaling proteins exemplified by the visual receptor rhodopsin and its apoprotein opsin, are constitutively active as scramblases Conformational changes that facilitate scrambling are distinct from those associated with GPCR signaling In this review, we discuss the physiological significance of GPCR scramblase activity and the modes of
- Adrenal G Protein-Coupled Receptors and the Failing Heart: A Long-distance, Yet Intimate Affair
Synthesis and release of these hormones in the adrenals is tightly regulated by adrenal G protein-coupled receptors (GPCRs), such as adrenergic receptors and AngII receptors. types in that context, adrenergic receptors and AngII receptors (AT 1 Rs). and the β-arrestins in the adrenals, 2 protein families that regulate the signaling and functioning Read more at the source #DrGPCR #GPCR #IndustryNews
- Self-docking and cross-docking simulations of G protein-coupled receptor-ligand complexes
Self-docking and cross-docking simulations of G protein-coupled receptor-ligand complexes: Impact of ligand type and receptor activation state G protein-coupled receptors (GPCR) are the largest family of cell surface receptors in vertebrates. Their abundance and role in nearly all physiological systems make GPCR the largest protein family targeted Receptor conformational sampling in advance of docking or receptor conformational adjustment after docking
- G protein-coupled receptor kinase type 2 and β-arrestin2: Key players in immune cell functions...
August 2022 G protein-coupled receptor kinase type 2 and β-arrestin2: Key players in immune cell functions and inflammation "G protein-coupled receptor kinase type 2 (GRK2) and β-arrestin2 are representative proteins that regulate the transduction and trafficking of G protein-coupled receptor (GPCR) signaling The kinase GRK2 and the multifunctional scaffolding protein β-arrestin2 are key integrated signaling Read more at the source #DrGPCR #GPCR #IndustryNews
- G protein coupling and activation of the metabotropic GABAB heterodimer
September 2022 "Metabotropic γ-aminobutyric acid receptor (GABABR), a class C G protein-coupled receptor (GPCR) heterodimer, plays a crucial role in the central nervous system. protein (GP) binding mode. However, little is known about the mechanism for GP coupling and activation for class C GPCRs. Read more at the source #DrGPCR #GPCR #IndustryNews
- A cryptic mode of GPCR regulation revealed
October 2022 "Over three decades of research have provided thorough insights into G protein-coupled receptor (GPCR) regulation. Agonist activation of the β2-adrenoceptor (β2AR) causes its S-nitrosylation that is required for the receptor Eliminating β2AR S-nitrosylation by mutation of C265 augments β2AR protein kinase A signaling, enables Read more at the source #DrGPCR #GPCR #IndustryNews
- The complicated lives of GPCRs in cardiac fibroblasts
October 2022 "The role of different G protein-coupled receptors (GPCRs) in the cardiovascular system In the former, stimulation of Gs-coupled receptors leads to increases in contractility, whereas stimulation of Gq-coupled receptors modulates cellular survival and hypertrophic responses. machinery are localized in these cells with an emphasis on nuclear membrane-localized receptors. Read more at the source #DrGPCR #GPCR #IndustryNews
- Mechanistic basis of GPCR activation explored by ensemble refinement of crystallographic structures
October 2022 "G protein-coupled receptors (GPCRs) are important drug targets characterized by a canonical Recent advances in X-ray crystallography and cryo-EM have resulted in a wealth of GPCR structures that impact of binding of agonists and antagonist/inverse agonists to selected structures of cannabinoid receptor 1 (CB1R), β2 adrenergic receptor (β2 AR) and A2A adenosine receptor (A2A AR). " Read more at the source #DrGPCR #GPCR #IndustryNews