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Receptor-Arrestin Interactions: The GPCR Perspective
Arrestins are a small family of four proteins in most vertebrates that bind hundreds of different G protein-coupled receptors (GPCRs). Arrestin binding to a GPCR has at least three functions: precluding further receptor coupling to G proteins ...
Mohammad Seyedabadi +2 more
exaly +3 more sources
Distinct membrane binding properties of the two non-visual arrestins [PDF]
Membrane interactions play a crucial role in regulating arrestin activation and its binding to phosphorylated G protein-coupled receptors (GPCRs).
Thomas D. Killeen +11 more
doaj +2 more sources
Arrestin development: a role for β-arrestins in viral myocarditis. [PDF]
Dasgupta S +2 more
europepmc +3 more sources
As a novel receptor that efficiently elicits degranulation upon binding to one of its numerous ligands, MRGPRX2 has moved to the center of attention in mast cell (MC) research.
Zhao Wang +12 more
doaj +1 more source
ClickArr: a novel, high-throughput assay for evaluating β-arrestin isoform recruitment
Background: Modern methods for quantifying signaling bias at G protein–coupled receptors (GPCRs) rely on using a single β-arrestin isoform. However, it is increasingly appreciated that the two β-arrestin isoforms have unique roles, requiring the ability ...
Alexander R. French +6 more
doaj +1 more source
The arrestin superfamily: cone arrestins are a fourth family [PDF]
Arrestins constitute a superfamily of regulatory proteins that down‐regulate phosphorylated G‐protein membrane receptors, including rod and cone photoreceptors and adrenergic receptors. The potential role of arrestin in color visual processes led us to identify a cDNA encoding a cone‐like arrestin in Xenopus laevis, the principle amphibian biological ...
Craft, Cheryl M., Whitmore, Donald H.
openaire +2 more sources
The δ-opioid receptor (δOR) has been considered as a therapeutic target in multiple neurological and neuropsychiatric disorders particularly as δOR agonists are deemed safer alternatives relative to the more abuse-liable µ-opioid receptor drugs. Clinical
Arryn T. Blaine +12 more
doaj +1 more source
CXCR7 controls competition for recruitment of β-arrestin 2 in cells expressing both CXCR4 and CXCR7. [PDF]
Chemokine CXCL12 promotes growth and metastasis of more than 20 different human cancers, as well as pathogenesis of other common diseases. CXCL12 binds two different receptors, CXCR4 and CXCR7, both of which recruit and signal through the cytosolic ...
Nathaniel L Coggins +7 more
doaj +1 more source
Programmed cell death (apoptosis) is a coordinated set of events eventually leading to the massive activation of specialized proteases (caspases) that cleave numerous substrates, orchestrating fairly uniform biochemical changes than culminate in cellular suicide. Apoptosis can be triggered by a variety of stimuli, from external signals or growth factor
Seunghyi, Kook +2 more
openaire +2 more sources
Progressive reduction of its expression in rods reveals two pools of arrestin-1 in the outer segment with different roles in photoresponse recovery. [PDF]
Light-induced rhodopsin signaling is turned off with sub-second kinetics by rhodopsin phosphorylation followed by arrestin-1 binding. To test the availability of the arrestin-1 pool in dark-adapted outer segment (OS) for rhodopsin shutoff, we measured ...
Whitney M Cleghorn +7 more
doaj +1 more source

