Results 1 to 10 of about 19,422 (160)

The Effects of Apelin and Elabela Ligands on Apelin Receptor Distinct Signaling Profiles

open access: yesFrontiers in Pharmacology, 2021
Apelin and Elabela are endogenous peptide ligands for Apelin receptor (APJ), a widely expressed G protein-coupled receptor. They constitute a spatiotemporal dual ligand system to control APJ signal transduction and function.
Yunlu Jiang   +11 more
doaj   +1 more source

ACKR3 Regulation of Neuronal Migration Requires ACKR3 Phosphorylation, but Not β-Arrestin

open access: yesCell Reports, 2019
Summary: Phosphorylation of heptahelical receptors is thought to regulate G protein signaling, receptor endocytosis, and non-canonical signaling via recruitment of β-arrestins.
Friederike Saaber   +10 more
doaj   +1 more source

β-Arrestin1 and 2 differentially regulate PACAP-induced PAC1 receptor signaling and trafficking. [PDF]

open access: yesPLoS ONE, 2018
A pituitary adenylate cyclase-activating polypeptide (PACAP)-specific receptor, PAC1R, is coupled with multiple signal transduction pathways including stimulation of adenylate cyclase, phospholipase C and extracellular-signal regulated kinase (ERK)1/2 ...
Yusuke Shintani   +8 more
doaj   +1 more source

β-Arrestin-1 expression and epithelial-to-mesenchymal transition in laryngeal carcinoma

open access: yesThe International Journal of Biological Markers, 2019
Aim: The novel primary end-point of the present study was to ascertain β-arrestin-1 expression in a cohort of consecutive patients with laryngeal squamous cell carcinoma (LSCC) with information available on their cigarette-smoking habits. A secondary end-
Gino Marioni   +10 more
doaj   +1 more source

Monitoring β-arrestin recruitment via β-lactamase enzyme fragment complementation: purification of peptide E as a low-affinity ligand for mammalian bombesin receptors. [PDF]

open access: yesPLoS ONE, 2015
Identification of cognate ligands for G protein-coupled receptors (GPCRs) provides a starting point for understanding novel regulatory mechanisms. Although GPCR ligands have typically been evaluated through the activation of heterotrimeric G proteins ...
Yuichi Ikeda   +14 more
doaj   +1 more source

Loss of biased signaling at a G protein-coupled receptor in overexpressed systems.

open access: yesPLoS ONE, 2023
G protein-coupled receptors (GPCRs) regulate cellular signaling pathways by coupling to two classes of transducers: heterotrimeric G proteins and β-arrestins.
Angus Li   +4 more
doaj   +1 more source

Cannabinoid CB1 and CB2 Receptor-Mediated Arrestin Translocation: Species, Subtype, and Agonist-Dependence

open access: yesFrontiers in Pharmacology, 2019
Arrestin translocation and signaling have come to the fore of the G protein-coupled receptor molecular pharmacology field. Some receptor–arrestin interactions are relatively well understood and considered responsible for specific therapeutic or adverse ...
Mikkel Søes Ibsen   +9 more
doaj   +1 more source

Individual phosphorylation sites at the C-terminus of the apelin receptor play different roles in signal transduction

open access: yesRedox Biology, 2020
The apelin and Elabela proteins constitute a spatiotemporal double-ligand system that controls apelin receptor (APJ) signal transduction. Phosphorylation of multiple sites within the C-terminus of APJ is essential for the recruitment of β-arrestins.
Jing Chen   +9 more
doaj   +1 more source

GPCR kinase knockout cells reveal the impact of individual GRKs on arrestin binding and GPCR regulation

open access: yesNature Communications, 2022
GPCR kinases (GRKs) regulate GPCR interactions and thus functions. Here, the authors report a comprehensive panel of GRK knockout cells, used to assess the GRK-specific β-arrestin recruitment. Selective engagement of GRKs induces distinct GPCR–β-arrestin
J. Drube   +15 more
doaj   +1 more source

β-Arrestin Based Receptor Signaling Paradigms: Potential Therapeutic Targets for Complex Age-Related Disorders

open access: yesFrontiers in Pharmacology, 2018
G protein coupled receptors (GPCRs) were first characterized as signal transducers that elicit downstream effects through modulation of guanine (G) nucleotide-binding proteins. The pharmacotherapeutic exploitation of this signaling paradigm has created a
Jaana van Gastel   +10 more
doaj   +1 more source

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