Results 21 to 30 of about 584,709 (292)

Inhibition of Subsets of G Protein-coupled Receptors by Empty Mutants of G Protein α Subunits in Go, G11, and G16 [PDF]

open access: yes, 2000
We previously reported that the xanthine nucleotide binding Goα mutant, GoαX, inhibited the activation of Gi-coupled receptors. We constructed similar mutations in G11α and G16α and characterized their nucleotide binding and receptor interaction.
Gu, Lingjie, Simon, Melvin I., Yu, Bo
core   +1 more source

Role of G-protein coupled receptors in cardiovascular diseases

open access: yesFrontiers in Cardiovascular Medicine, 2023
Cardiovascular diseases (CVDs) are the leading cause of death globally, with CVDs accounting for nearly 30% of deaths worldwide each year. G-protein-coupled receptors (GPCRs) are the most prominent family of receptors on the cell surface, and play an ...
Yuanqiang Li   +4 more
doaj   +1 more source

G-protein coupled receptor structure

open access: yesBiochimica et Biophysica Acta (BBA) - Biomembranes, 2007
Because of their central role in regulation of cellular function, structure/function relationships for G-protein coupled receptors (GPCR) are of vital importance, yet only recently have sufficient data been obtained to begin mapping those relationships. GPCRs regulate a wide range of cellular processes, including the senses of taste, smell, and vision,
Philip L. Yeagle, Arlene D. Albert
openaire   +3 more sources

On the hierarchical classification of G Protein-Coupled Receptors [PDF]

open access: yes, 2007
Motivation: G protein-coupled receptors (GPCRs) play an important role in many physiological systems by transducing an extracellular signal into an intracellular response. Over 50% of all marketed drugs are targeted towards a GPCR.
A. A. Freitas   +31 more
core   +2 more sources

Regulating G protein-coupled receptors by topological inversion

open access: yeseLife, 2019
G protein-coupled receptors (GPCRs) are a family of proteins containing seven transmembrane helices, with the N- and C-terminus of the protein located at the extracellular space and cytosol, respectively.
Bray Denard   +4 more
doaj   +1 more source

Metabolite G-Protein Coupled Receptors in Cardio-Metabolic Diseases

open access: yesCells, 2021
G protein-coupled receptors (GPCRs) have originally been described as a family of receptors activated by hormones, neurotransmitters, and other mediators.
Derek Strassheim   +8 more
doaj   +1 more source

Multiple endocytic pathways of G protein-coupled receptors delineated by GIT1 sensitivity. [PDF]

open access: yes, 2000
Recently, we identified a GTPase-activating protein for the ADP ribosylation factor family of small GTP-binding proteins that we call GIT1. This protein initially was identified as an interacting partner for the G protein-coupled receptor kinases, and ...
Achiriloaie, M   +6 more
core   +1 more source

G-protein-coupled receptor kinases

open access: yesKidney International, 1996
beta-Adrenergic receptors are prototypes of the many G-protein-coupled receptors. Activation and inactivation of these receptors are regulated by multiple mechanisms which can affect either their function or their expression. The most obvious changes of such receptor systems are induced by activation of the receptors themselves by their respective ...
Federico Mayor   +3 more
openaire   +3 more sources

G-Protein coupled receptors: answers from simulations

open access: yesBeilstein Journal of Organic Chemistry, 2017
Molecular-dynamics (MD) simulations are playing an increasingly important role in research into the modes of action of G-protein coupled receptors (GPCRs).
Timothy Clark
doaj   +1 more source

G Protein-Coupled Receptors in Taste Physiology and Pharmacology

open access: yesFrontiers in Pharmacology, 2020
Heterotrimeric G protein-coupled receptors (GPCRs) comprise the largest receptor family in mammals and are responsible for the regulation of most physiological functions.
Raise Ahmad, Julie E. Dalziel
doaj   +1 more source

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