Results 31 to 40 of about 634,991 (283)

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,
Yeagle, Philip L., Albert, Arlene D.
openaire   +2 more sources

A modeling strategy for G-protein coupled receptors

open access: yesAIMS Biophysics, 2016
Cell responses can be triggered via G-protein coupled receptors (GPCRs) that interact with small molecules, peptides or proteins and transmit the signal over the membrane via structural changes to activate intracellular pathways.
Anna Kahler, Heinrich Sticht
doaj   +1 more source

Mas-related G-protein–coupled receptors inhibit pathological pain in mice [PDF]

open access: yes, 2010
An important objective of pain research is to identify novel drug targets for the treatment of pathological persistent pain states, such as inflammatory and neuropathic pain.
Altier   +49 more
core   +2 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

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

Calcium-independent inhibitory G-protein signaling induces persistent presynaptic muting of hippocampal synapses [PDF]

open access: yes, 2011
Adaptive forms of synaptic plasticity that reduce excitatory synaptic transmission in response to prolonged increases in neuronal activity may prevent runaway positive feedback in neuronal circuits.
Chang, Chun Yun   +3 more
core   +2 more sources

Current applications of mini G proteins to study the structure and function of G protein-coupled receptors [PDF]

open access: yes, 2018
G protein-coupled receptors (GPCRs) regulate intracellular signalling pathways that contribute to virtually all aspects of cell function. Characterising GPCRs in each of their conformational states is key to understanding their mechanism of action, but ...
Carpenter, Byron
core   +1 more source

Signal Transduction of Sphingosine-1-Phosphate G Protein—Coupled Receptors

open access: yesThe Scientific World Journal, 2006
Sphingosine-1-phosphate (S1P) is a bioactive lipid capable of eliciting dramatic effects in a variety of cell types. Signaling by this molecule is by a family of five G protein—coupled receptors named S1P1–5 that signal through a variety of pathways to ...
Nicholas Young, James R. Van Brocklyn
doaj   +1 more source

G Protein-Coupled Receptor Kinases Take Central Stage

open access: yesCells, 2022
The relevance of the family of G protein-coupled receptor kinases (GRKs) is based on its key participation in the regulation and intracellular dynamics of the largest family of membrane receptors, namely G protein-coupled receptors (GPCRs) [...]
Federico Mayor, Cristina Murga
doaj   +1 more source

Gain of function mutants: Ion channels and G protein-coupled receptors [PDF]

open access: yes, 2000
Many ion channels and receptors display striking phenotypes for gain-of-function mutations but milder phenotypes for null mutations. Gain of molecular function can have several mechanistic bases: selectivity changes, gating changes including constitutive
Karschin, Andreas, Lester, Henry A.
core   +1 more source

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