Results 91 to 100 of about 728,478 (309)

G-protein-coupled receptor kinases

open access: yesTrends in Biochemical Sciences, 1991
Rhodopsin kinase and the beta-adrenergic receptor kinase (beta ARK) catalyse the phosphorylation of the activated forms of the G-protein-coupled receptors, rhodopsin and the beta 2-adrenergic receptor (beta 2AR), respectively. The interaction between receptor and kinase is independent of second messengers and appears to involve a multipoint attachment ...
Palczewskl, Krzvsztof   +1 more
openaire   +4 more sources

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

Complete Reversible Refolding of a G-Protein Coupled Receptor on a Solid Support

open access: yesPLoS ONE, 2016
The factors defining the correct folding and stability of integral membrane proteins are poorly understood. Folding of only a few select membrane proteins has been scrutinised, leaving considerable deficiencies in knowledge for large protein families ...
N. D. Di Bartolo   +6 more
semanticscholar   +1 more source

ABL kinase‐dependent phosphorylation of SH proteins promotes their direct interaction with CRK family SH2 domains

open access: yesFEBS Letters, EarlyView.
CT10 regulator of kinase (CRK) and CRK‐Like (CRKL) are signaling adaptors driving cell adhesion, motility, differentiation, and proliferation. SH2‐domain containing (SH) proteins are enriched in YXXP motifs which when phosphorylated create preferred binding sites for CRK family SH2 domains.
Phoebe M. Cousens   +8 more
wiley   +1 more source

TRPA1 is required for histamine-independent, Mas-related G protein-coupled receptor-mediated itch

open access: yesNature Neuroscience, 2011
Itch, the unpleasant sensation that evokes a desire to scratch, accompanies numerous skin and nervous system disorders. In many cases, pathological itch is insensitive to antihistamine treatment.
Sarah R. Wilson   +6 more
semanticscholar   +1 more source

Identification of a Shiga toxin A‐derived peptide internalized into Gb3 receptor‐bearing cells via interaction with the Shiga toxin B subunit

open access: yesFEBS Letters, EarlyView.
The process of internalization of the Shiga toxin A subunit via formation of a complex with the Shiga toxin B subunit, which specifically binds to the Gb3 receptor. The peptide is designed to act as a carrier of drugs into cancer cells. Here, we explored the potential of peptides derived from the catalytic A subunit of Shiga toxin (STxA) to be drug ...
Giulia Opassi   +6 more
wiley   +1 more source

Biased antagonism of a series of bicyclic CXCR2 intracellular allosteric modulators

open access: yesFrontiers in Pharmacology
Targeting the human chemokine receptor (CXCR2) holds significant potential in treating inflammatory diseases and cancer. In this study, we investigate the biased properties of previously reported CXCR2 antagonists (i.e., the MVH compounds).
Brent Van Bosstraeten   +8 more
doaj   +1 more source

Membrane cholesterol access into a G-protein-coupled receptor

open access: yesNature Communications, 2017
G-protein-coupled receptors trigger several signalling pathways and their activity was proposed to be allosteric modulated by cholesterol. Here the authors use molecular dynamics simulations and ligand binding assays to show that membrane cholesterol can
Ramon Guixà-González   +10 more
doaj   +1 more source

Monitoring G protein-coupled receptor and β-arrestin trafficking in live cells using enhanced bystander BRET

open access: yesNature Communications, 2016
Endocytosis and intracellular trafficking of receptors are pivotal to maintain physiological functions and drug action; however, robust quantitative approaches are lacking to study such processes in live cells.
Y. Namkung   +8 more
semanticscholar   +1 more source

Investigating transcription factor dynamics in health and disease using FRAP

open access: yesFEBS Letters, EarlyView.
FRAP analysis of GFP‐tagged transcription factors reveals how molecular mobility and target engagement change in response to drug treatment. By combining live‐cell imaging, quantitative model fitting, and statistical analysis, this approach uncovers transcription factor dynamics linked to disease mechanisms, providing a powerful framework for ...
Kannan Govindaraj   +3 more
wiley   +1 more source

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