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811 Results Found

  • Review
  • Open Access
72 Citations
16,463 Views
19 Pages

G-protein-coupled receptors (GPCRs) are known to play central roles in the physiology of many organisms. Members of this seven α-helical transmembrane protein family transduce the extracellular signals and regulate intracellular second messengers thr...

  • Review
  • Open Access
43 Citations
16,279 Views
23 Pages

G Protein-Coupled Receptors (GPCRs)-Mediated Calcium Signaling in Ovarian Cancer: Focus on GPCRs activated by Neurotransmitters and Inflammation-Associated Molecules

  • Dragoș-Valentin Predescu,
  • Sanda Maria Crețoiu,
  • Dragoș Crețoiu,
  • Luciana Alexandra Pavelescu,
  • Nicolae Suciu,
  • Beatrice Mihaela Radu and
  • Silviu-Cristian Voinea

7 November 2019

G-coupled protein receptors (GCPR) involve several signaling pathways, some of them being coupled with intracellular calcium (Ca2+) mobilization. GPCRs were involved in migration, invasion and metastasis of different types of cancers, including ovari...

  • Review
  • Open Access
40 Citations
7,439 Views
19 Pages

G-protein coupled receptors (GPCRs) play important roles in cell biology and insects’ physiological processes, toxicological response and the development of insecticide resistance. New information on genome sequences, proteomic and transcriptome anal...

  • Review
  • Open Access
10 Citations
9,130 Views
20 Pages

G protein-coupled receptor (GPCR) oligomerization, while contentious, continues to attract the attention of researchers. Numerous experimental investigations have validated the presence of GPCR dimers, and the relevance of dimerization in the effectu...

  • Review
  • Open Access
15 Citations
9,983 Views
25 Pages

G-Protein-Coupled Receptor (GPCR) Signaling and Pharmacology in Metabolism: Physiology, Mechanisms, and Therapeutic Potential

  • Yun Yeong Cho,
  • Soyeon Kim,
  • Pankyung Kim,
  • Min Jeong Jo,
  • Song-E Park,
  • Yiju Choi,
  • Su Myung Jung and
  • Hye Jin Kang

15 February 2025

G-protein coupled receptors (GPCRs), the largest family of integral membrane proteins, enable cells to sense and appropriately respond to the environment through mediating extracellular signaling to intercellular messenger molecules. GPCRs’ pai...

  • Review
  • Open Access
9 Citations
5,554 Views
12 Pages

Multiscale Molecular Modeling in G Protein-Coupled Receptor (GPCR)-Ligand Studies

  • Pratanphorn Nakliang,
  • Raudah Lazim,
  • Hyerim Chang and
  • Sun Choi

19 April 2020

G protein-coupled receptors (GPCRs) are major drug targets due to their ability to facilitate signal transduction across cell membranes, a process that is vital for many physiological functions to occur. The development of computational technology pr...

  • Review
  • Open Access
24 Citations
10,431 Views
22 Pages

20 February 2014

G Protein Coupled Receptors (GPCRs) are the largest family of receptors whose ligands constitute nearly a third of prescription drugs in the market. They are widely involved in diverse physiological functions including learning and memory. NMDA recep...

  • Review
  • Open Access
16 Citations
7,611 Views
27 Pages

3 November 2021

It is well established that gastrointestinal (GI) cancers are common and devastating diseases around the world. Despite the significant progress that has been made in the treatment of GI cancers, the mortality rates remain high, indicating a real nee...

  • Review
  • Open Access
46 Citations
18,769 Views
33 Pages

The Role of G Protein-Coupled Receptors (GPCRs) and Calcium Signaling in Schizophrenia. Focus on GPCRs Activated by Neurotransmitters and Chemokines

  • Tomasz Boczek,
  • Joanna Mackiewicz,
  • Marta Sobolczyk,
  • Julia Wawrzyniak,
  • Malwina Lisek,
  • Bozena Ferenc,
  • Feng Guo and
  • Ludmila Zylinska

17 May 2021

Schizophrenia is a common debilitating disease characterized by continuous or relapsing episodes of psychosis. Although the molecular mechanisms underlying this psychiatric illness remain incompletely understood, a growing body of clinical, pharmacol...

  • Review
  • Open Access
6 Citations
5,159 Views
15 Pages

Relax, Cool Down and Scaffold: How to Restore Surface Expression of Folding-Deficient Mutant GPCRs and SLC6 Transporters

  • H.M. Mazhar Asjad,
  • Shahrooz Nasrollahi-Shirazi,
  • Sonja Sucic,
  • Michael Freissmuth and
  • Christian Nanoff

14 November 2017

Many diseases arise from mutations, which impair protein folding. The study of folding-deficient variants of G protein-coupled receptors and solute carrier 6 (SLC6) transporters has shed light on the folding trajectory, how it is monitored and how mi...

  • Proceeding Paper
  • Open Access
803 Views
6 Pages

G-protein-coupled receptors (GPCRs) are a group of various membrane proteins that mediate essential physiological processes by translating extracellular signals into intracellular responses. The β2-Adrenergic Receptor (β2-AR), a key GPCR, p...

  • Article
  • Open Access
3 Citations
2,780 Views
10 Pages

C-Reactive Protein (CRP) Blocks the Desensitization of Agonistic Stimulated G Protein Coupled Receptors (GPCRs) in Neonatal Rat Cardiomyocytes

  • Gerd Wallukat,
  • Stephan Mattecka,
  • Katrin Wenzel,
  • Wieland Schrödl,
  • Birgit Vogt,
  • Patrizia Brunner,
  • Ahmed Sheriff and
  • Rudolf Kunze

17 February 2022

Recently, C-reactive protein (CRP) was shown to affect intracellular calcium signaling and blood pressure in vitro and in vivo, respectively. The aim of the present study was to further investigate if a direct effect on G-protein coupled receptor (GP...

  • Review
  • Open Access
29 Citations
8,858 Views
30 Pages

G Protein-Coupled Receptor Systems as Crucial Regulators of DNA Damage Response Processes

  • Hanne Leysen,
  • Jaana Van Gastel,
  • Jhana O. Hendrickx,
  • Paula Santos-Otte,
  • Bronwen Martin and
  • Stuart Maudsley

26 September 2018

G protein-coupled receptors (GPCRs) and their associated proteins represent one of the most diverse cellular signaling systems involved in both physiological and pathophysiological processes. Aging represents perhaps the most complex biological proce...

  • Review
  • Open Access
17 Citations
6,532 Views
21 Pages

5 January 2021

Although G protein-coupled receptor kinases (GRKs) have long been known to regulate G protein-coupled receptor (GPCR) desensitization, their more recently characterized functions as scaffolds and signalling adapters underscore that this small family...

  • Article
  • Open Access
16 Citations
4,613 Views
17 Pages

Cholesterol in Class C GPCRs: Role, Relevance, and Localization

  • Ugochi H. Isu,
  • Shadi A Badiee,
  • Ehsaneh Khodadadi and
  • Mahmoud Moradi

G-protein coupled receptors (GPCRs), one of the largest superfamilies of cell-surface receptors, are heptahelical integral membrane proteins that play critical roles in virtually every organ system. G-protein-coupled receptors operate in membranes ri...

  • Review
  • Open Access
9 Citations
4,337 Views
24 Pages

15 November 2021

Misfolding of G protein-coupled receptors (GPCRs) caused by mutations frequently leads to disease due to intracellular trapping of the conformationally abnormal receptor. Several endocrine diseases due to inactivating mutations in GPCRs have been des...

  • Article
  • Open Access
3 Citations
4,278 Views
14 Pages

Monitoring TRPC7 Conformational Changes by BRET Following GPCR Activation

  • Cécile Pétigny,
  • Audrey-Ann Dumont,
  • Hugo Giguère,
  • Audrey Collette,
  • Brian J. Holleran,
  • Mircea Iftinca,
  • Christophe Altier,
  • Élie Besserer-Offroy,
  • Mannix Auger-Messier and
  • Richard Leduc

24 February 2022

Transient receptor potential canonical (TRPC) channels are membrane proteins involved in regulating Ca2+ homeostasis, and whose functions are modulated by G protein-coupled receptors (GPCR). In this study, we developed bioluminescent resonance energy...

  • Feature Paper
  • Review
  • Open Access
53 Citations
14,097 Views
32 Pages

24 June 2020

G protein coupled receptors (GPCRs) are the main mediators of signal transduction in the central nervous system. Therefore, it is not surprising that many GPCRs have long been investigated for their role in the development of anxiety and mood disorde...

  • Article
  • Open Access
7 Citations
5,262 Views
21 Pages

Specific Engineered G Protein Coupling to Histamine Receptors Revealed from Cellular Assay Experiments and Accelerated Molecular Dynamics Simulations

  • Carina Höring,
  • Marcus Conrad,
  • Christian A. Söldner,
  • Jinan Wang,
  • Heinrich Sticht,
  • Andrea Strasser and
  • Yinglong Miao

17 September 2021

G protein-coupled receptors (GPCRs) are targets of extracellular stimuli and hence occupy a key position in drug discovery. By specific and not yet fully elucidated coupling profiles with α subunits of distinct G protein families, they regulate cellu...

  • Review
  • Open Access
33 Citations
7,272 Views
21 Pages

DEER Analysis of GPCR Conformational Heterogeneity

  • Matthias Elgeti and
  • Wayne L. Hubbell

G protein-coupled receptors (GPCRs) represent a large class of transmembrane helical proteins which are involved in numerous physiological signaling pathways and therefore represent crucial pharmacological targets. GPCR function and the action of the...

  • Review
  • Open Access
30 Citations
7,076 Views
38 Pages

Metabolite Sensing GPCRs: Promising Therapeutic Targets for Cancer Treatment?

  • Jesús Cosín-Roger,
  • Dolores Ortiz-Masia,
  • Maria Dolores Barrachina and
  • Sara Calatayud

23 October 2020

G-protein-coupled receptors constitute the most diverse and largest receptor family in the human genome, with approximately 800 different members identified. Given the well-known metabolic alterations in cancer development, we will focus specifically...

  • Article
  • Open Access
20 Citations
6,178 Views
18 Pages

A Dynamic, Split-Luciferase-Based Mini-G Protein Sensor to Functionally Characterize Ligands at All Four Histamine Receptor Subtypes

  • Carina Höring,
  • Ulla Seibel,
  • Katharina Tropmann,
  • Lukas Grätz,
  • Denise Mönnich,
  • Sebastian Pitzl,
  • Günther Bernhardt,
  • Steffen Pockes and
  • Andrea Strasser

10 November 2020

In drug discovery, assays with proximal readout are of great importance to study target-specific effects of potential drug candidates. In the field of G protein-coupled receptors (GPCRs), the determination of GPCR-G protein interactions and G protein...

  • Review
  • Open Access
19 Citations
6,631 Views
13 Pages

Src family kinases (SFKs) are key regulators of cell proliferation, differentiation, and survival. The expression of these non-receptor tyrosine kinases is strongly correlated with cancer development and tumor progression. Thus, this family of protei...

  • Review
  • Open Access
22 Citations
7,168 Views
17 Pages

Novel Structural Approaches to Study GPCR Regulation

  • Marco A. Alfonzo-Méndez,
  • Rocío Alcántara-Hernández and
  • J. Adolfo García-Sáinz

Background: Upon natural agonist or pharmacological stimulation, G protein-coupled receptors (GPCRs) are subjected to posttranslational modifications, such as phosphorylation and ubiquitination. These posttranslational modifications allow protein–pro...

  • Review
  • Open Access
42 Citations
13,598 Views
21 Pages

Bioluminescence Resonance Energy Transfer as a Method to Study Protein-Protein Interactions: Application to G Protein Coupled Receptor Biology

  • Chayma El Khamlichi,
  • Flora Reverchon-Assadi,
  • Nadège Hervouet-Coste,
  • Lauren Blot,
  • Eric Reiter and
  • Séverine Morisset-Lopez

1 February 2019

The bioluminescence resonance energy transfer (BRET) approach involves resonance energy transfer between a light-emitting enzyme and fluorescent acceptors. The major advantage of this technique over biochemical methods is that protein-protein interac...

  • Review
  • Open Access
4 Citations
4,695 Views
27 Pages

Fungal Stress Responses and the Importance of GPCRs

  • Daniela Lara-Martínez,
  • Fabiola Estefania Tristán-Flores,
  • Juan Antonio Cervantes-Montelongo and
  • Guillermo Antonio Silva-Martínez

11 March 2025

G-protein-coupled receptors (GPCRs) play a crucial role in the gene regulation of processes related to the response to different types of stress in fungi. These receptors act as sensors of extracellular signals and transmit the information to the int...

  • Review
  • Open Access
35 Citations
10,059 Views
35 Pages

Luminescence- and Fluorescence-Based Complementation Assays to Screen for GPCR Oligomerization: Current State of the Art

  • Elise Wouters,
  • Lakshmi Vasudevan,
  • René A. J. Crans,
  • Deepak K. Saini and
  • Christophe P. Stove

G protein-coupled receptors (GPCRs) have the propensity to form homo- and heterodimers. Dysfunction of these dimers has been associated with multiple diseases, e.g., pre-eclampsia, schizophrenia, and depression, among others. Over the past two decade...

  • Review
  • Open Access
173 Citations
18,454 Views
16 Pages

G Protein-Coupled Receptors in Cancer

  • Rachel Bar-Shavit,
  • Myriam Maoz,
  • Arun Kancharla,
  • Jeetendra Kumar Nag,
  • Daniel Agranovich,
  • Sorina Grisaru-Granovsky and
  • Beatrice Uziely

Despite the fact that G protein-coupled receptors (GPCRs) are the largest signal-conveying receptor family and mediate many physiological processes, their role in tumor biology is underappreciated. Numerous lines of evidence now associate GPCRs and t...

  • Review
  • Open Access
2 Citations
2,814 Views
10 Pages

GPCR Partners as Cancer Driver Genes: Association with PH-Signal Proteins in a Distinctive Signaling Network

  • Jeetendra Kumar Nag,
  • Hodaya Malka,
  • Priyanga Appasamy,
  • Shoshana Sedley and
  • Rachel Bar-Shavit

20 August 2021

The essential role of G-protein coupled receptors (GPCRs) in tumor growth is recognized, yet a GPCR based drug in cancer is rare. Understanding the molecular path of a tumor driver gene may lead to the design and development of an effective drug. For...

  • Review
  • Open Access
16 Citations
10,909 Views
37 Pages

23 December 2010

G protein-coupled receptors (GPCRs) comprise a large class of transmembrane proteins that play critical roles in both normal physiology and pathophysiology. These critical roles offer targets for therapeutic intervention, as exemplified by the substa...

  • Review
  • Open Access
46 Citations
10,677 Views
23 Pages

Regulation of G Protein-Coupled Receptors by Ubiquitination

  • Kamila Skieterska,
  • Pieter Rondou and
  • Kathleen Van Craenenbroeck

G protein-coupled receptors (GPCRs) comprise the largest family of membrane receptors that control many cellular processes and consequently often serve as drug targets. These receptors undergo a strict regulation by mechanisms such as internalization...

  • Feature Paper
  • Review
  • Open Access
34 Citations
12,739 Views
16 Pages

15 October 2020

G protein-coupled receptors (GPCRs) are cell surface receptors that mediate the function of extracellular ligands. Understanding how GPCRs work at the molecular level has important therapeutic implications, as 30–40% of the drugs currently in c...

  • Article
  • Open Access
20 Citations
3,679 Views
16 Pages

Adhesion G-protein-coupled receptors (aGPCRs)—a major family of GPCRs—play critical roles in the regulation of tissue development and cancer progression. The orphan receptor GPR97, activated by glucocorticoid stress hormones, is a prototy...

  • Review
  • Open Access
18 Citations
9,771 Views
20 Pages

In Silico Veritas: The Pitfalls and Challenges of Predicting GPCR-Ligand Interactions

  • Luc Roumen,
  • Marijn P.A. Sanders,
  • Bas Vroling,
  • Iwan J.P. De Esch,
  • Jacob De Vlieg,
  • Rob Leurs,
  • Jan P.G. Klomp,
  • Sander B. Nabuurs and
  • Chris De Graaf

1 September 2011

Recently the first community-wide assessments of the prediction of the structures of complexes between proteins and small molecule ligands have been reported in the so-called GPCR Dock 2008 and 2010 assessments. In the current review we discuss the d...

  • Article
  • Open Access
12 Citations
8,634 Views
15 Pages

3 October 2018

Taste signaling is a complex process that is linked to obesity and its associated metabolic syndromes. The sweet taste is mediated through a heterodimeric G protein coupled receptor (GPCR) in a species-specific manner and at multi-tissue specific lev...

  • Article
  • Open Access
10 Citations
9,377 Views
22 Pages

10 February 2014

Human cytomegalovirus (HCMV) encodes four G protein-coupled receptor (GPCR) homologs, termed pUS27, pUS28, pUL33, and pUL78. In contrast to the extensively characterized vGPCRs pUS28 and pUL33, knowledge concerning pUS27 and pUL78 is limited. Previou...

  • Review
  • Open Access
33 Citations
7,511 Views
13 Pages

Novel Insights into the Crosstalk between Mineralocorticoid Receptor and G Protein-Coupled Receptors in Heart Adverse Remodeling and Disease

  • Barbara M. Parker,
  • Shelby L. Wertz,
  • Celina M. Pollard,
  • Victoria L. Desimine,
  • Jennifer Maning,
  • Katie A. McCrink and
  • Anastasios Lymperopoulos

27 November 2018

The mineralocorticoid hormone aldosterone regulates sodium and potassium homeostasis but also adversely modulates the maladaptive process of cardiac adverse remodeling post-myocardial infarction. Through activation of its mineralocorticoid receptor (...

  • Review
  • Open Access
13 Citations
9,404 Views
20 Pages

The Biased G-Protein-Coupled Receptor Agonism Bridges the Gap between the Insulin Receptor and the Metabolic Syndrome

  • Iryna Liauchonak,
  • Fady Dawoud,
  • Yatin Riat,
  • Bessi Qorri,
  • Manpreet Sambi,
  • Justin Jain,
  • Regina-Veronicka Kalaydina,
  • Nicole Mendonza,
  • Komal Bajwa and
  • Myron R. Szewczuk

17 February 2018

Insulin signaling, as mediated through the insulin receptor (IR), plays a critical role in metabolism. Aberrations in this signaling cascade lead to several pathologies, the majority of which are classified under the umbrella term “metabolic syndrome...

  • Article
  • Open Access
4 Citations
4,146 Views
25 Pages

Dynamics of the Second Extracellular Loop Control Transducer Coupling of Peptide-Activated GPCRs

  • Marcel M. Wygas,
  • Jeannette M. Laugwitz,
  • Peter Schmidt,
  • Matthias Elgeti and
  • Anette Kaiser

Many peptide-activated rhodopsin-like GPCRs share a β-hairpin folding motif in the extracellular loop 2 (ECL2), which interacts with the peptide ligand while at the same time being connected to transmembrane helix 3 (TM3) via a highly conserved...

  • Review
  • Open Access
3 Citations
5,291 Views
35 Pages

Hematopoietic stem cell transplantation (HSCT) remains the only curative treatment for several malignant and non-malignant diseases at the cost of serious treatment-related toxicities (TRTs). Recent research on extending the benefits of HSCT to more...

  • Article
  • Open Access
4 Citations
7,006 Views
20 Pages

Structural Characterization of an LPA1 Second Extracellular Loop Mimetic with a Self-Assembling Coiled-Coil Folding Constraint

  • John K. Young,
  • Benjamin T. Clayton,
  • Alexandra Kikonyogo,
  • Truc-Chi T. Pham and
  • Abby L. Parrill

29 January 2013

G protein-coupled receptor (GPCR) structures are of interest as a means to understand biological signal transduction and as tools for therapeutic discovery. The growing number of GPCR crystal structures demonstrates that the extracellular loops (EL)...

  • Review
  • Open Access
60 Citations
10,730 Views
13 Pages

A hallmark of G-protein-coupled receptors (GPCRs) is their ability to recognize and respond to chemically diverse ligands. Lysophospholipids constitute a relatively recent addition to these ligands and carry out their biological functions by activati...

  • Review
  • Open Access
6 Citations
7,124 Views
19 Pages

Receptor Pharmacogenomics: Deciphering Genetic Influence on Drug Response

  • Sorina Andreea Anghel,
  • Cristina-Elena Dinu-Pirvu,
  • Mihaela-Andreea Costache,
  • Ana Maria Voiculescu,
  • Mihaela Violeta Ghica,
  • Valentina Anuța and
  • Lăcrămioara Popa

29 August 2024

The paradigm “one drug fits all” or “one dose fits all” will soon be challenged by pharmacogenetics research and application. Drug response—efficacy or safety—depends on interindividual variability. The current cli...

  • Article
  • Open Access
1,709 Views
14 Pages

Unveiling the Role of Two Rhodopsin-like GPCR Genes in Insecticide-Resistant House Flies, Musca domestica

  • Juanjuan Xin,
  • Dylan Brown,
  • Yifan Wang,
  • Xin Wang,
  • Ming Li,
  • Ting Li and
  • Nannan Liu

2 October 2024

Insecticide resistance in insects, driven by the overexpression of P450 enzymes, presents a significant challenge due to the enhanced metabolic detoxification of insecticides. Although the transcriptional regulation of P450 genes is not yet fully und...

  • Review
  • Open Access
6 Citations
5,165 Views
16 Pages

The Roles of GRKs in Hemostasis and Thrombosis

  • Xi Chen,
  • Xuefei Zhao,
  • Matthew Cooper and
  • Peisong Ma

Along with cancer, cardiovascular and cerebrovascular diseases remain by far the most common causes of death. Heart attacks and strokes are diseases in which platelets play a role, through activation on ruptured plaques and subsequent thrombus format...

  • Article
  • Open Access
9 Citations
3,380 Views
18 Pages

Droplet Digital PCR Is a Novel Screening Method Identifying Potential Cardiac G-Protein-Coupled Receptors as Candidate Pharmacological Targets in a Rat Model of Pressure-Overload-Induced Cardiac Dysfunction

  • Nabil V. Sayour,
  • Viktória É. Tóth,
  • Regina N. Nagy,
  • Imre Vörös,
  • Tamás G. Gergely,
  • Zsófia Onódi,
  • Noémi Nagy,
  • Csaba Bödör,
  • Barnabás Váradi and
  • Mihály Ruppert
  • + 8 authors

7 September 2023

The identification of novel drug targets is needed to improve the outcomes of heart failure (HF). G-protein-coupled receptors (GPCRs) represent the largest family of targets for already approved drugs, thus providing an opportunity for drug repurposi...

  • Review
  • Open Access
7 Citations
4,895 Views
17 Pages

G Protein-Coupled Receptor Dimerization—What Next?

  • Marta Dziedzicka-Wasylewska,
  • Agnieszka Polit,
  • Ewa Błasiak and
  • Agata Faron-Górecka

Numerous studies highlight the therapeutic potential of G protein-coupled receptor (GPCR) heterodimers, emphasizing their significance in various pathological contexts. Despite extensive basic research and promising outcomes in animal models, the tra...

  • Article
  • Open Access
14 Citations
4,195 Views
23 Pages

30 October 2021

Adhesion G protein-coupled receptors (aGPCRs) form a structurally separate class of GPCRs with an unresolved evolutionary history and classification. Based on phylogenetic relations of human aGPCRs, nine families (A–G, L, V) were distinguished. Takin...

  • Article
  • Open Access
22 Citations
6,566 Views
18 Pages

A Metadynamics-Based Protocol for the Determination of GPCR-Ligand Binding Modes

  • Christian A. Söldner,
  • Anselm H. C. Horn and
  • Heinrich Sticht

G protein-coupled receptors (GPCRs) are a main drug target and therefore a hot topic in pharmaceutical research. One important prerequisite to understand how a certain ligand affects a GPCR is precise knowledge about its binding mode and the specific...

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