ArticleThe Journal of biological chemistry2013
Regulation of the G-protein regulatory-Gαi signaling complex by nonreceptor guanine nucleotide exchange factors.
Article in The Journal of biological chemistry, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.
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Who cites it
27 citing papers in PubMed, 37 citations in OpenAlex.
- Genome-wide identification of Gα family in grass carp (Ctenopharyngodon idella) and reproductive regulation functional characteristics of Cignaq.BMC genomics · 2024Article
- Growth factor-dependent phosphorylation of GαScience signaling · 2024Article
- The G protein alpha chaperone and guanine-nucleotide exchange factor RIC-8 regulates cilia morphogenesis in Caenorhabditis elegans sensory neurons.PLoS genetics · 2023Article
- Structures of Ric-8B in complex with Gα protein folding clients reveal isoform specificity mechanisms.Structure (London, England : 1993) · 2023Article
- Knockdown of GPSM1 Inhibits the Proliferation and Promotes the Apoptosis of B-Cell Acute Lymphoblastic Leukemia Cells by Suppressing the ADCY6-RAPGEF3-JNK Signaling Pathway.Pathology oncology research : POR · 2021Article
- AGS3 and GαMolecules (Basel, Switzerland) · 2020Article
- Structures of Gα Proteins in Complex with Their Chaperone Reveal Quality Control Mechanisms.Cell reports · 2020Article
- Ric-8A, a GEF, and a Chaperone for G Protein α-Subunits: Evidence for the Two-Faced Interface.BioEssays : news and reviews in molecular, cellular and developmental biology · 2020Article
- Structure of the G protein chaperone and guanine nucleotide exchange factor Ric-8A bound to Gαi1.Nature communications · 2020Article
- Activator of G protein signaling 3 modulates prostate tumor development and progression.Carcinogenesis · 2019Article
- How do chemokines navigate neutrophils to the target site: Dissecting the structural mechanisms and signaling pathways.Cellular signalling · 2019Review
- Dual phosphorylation of Ric-8A enhances its ability to mediate G protein α subunit folding and to stimulate guanine nucleotide exchange.Science signaling · 2018Article
- Genetic wiring maps of single-cell protein states reveal an off-switch for GPCR signalling.Nature · 2017Article
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- Regulation of Airway Inflammation by G-protein Regulatory Motif Peptides of AGS3 protein.Scientific reports · 2016Article
- Direct Coupling of a Seven-Transmembrane-Span Receptor to a Gαi G-Protein Regulatory Motif Complex.Molecular pharmacology · 2015Article
- Daple is a novel non-receptor GEF required for trimeric G protein activation in Wnt signaling.eLife · 2015Article
- The G protein α chaperone Ric-8 as a potential therapeutic target.Molecular pharmacology · 2015Review
- Canonical and noncanonical g-protein signaling helps coordinate actin dynamics to promote macrophage phagocytosis of zymosan.Molecular and cellular biology · 2014Article
Corrections and comments
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Authors and funding
6 authors at 2 institutions in 1 country.
Funding
Abstract
Group II activators of G-protein signaling (AGS) serve as binding partners for Gα(i/o/t) via one or more G-protein regulatory (GPR) motifs. GPR-Gα signaling modules may be differentially regulated by cell surface receptors or by different nonreceptor guanine nucleotide exchange factors. We determined the effect of the nonreceptor guanine nucleotide exchange factors AGS1, GIV/Girdin, and Ric-8A on the interaction of two distinct GPR proteins, AGS3 and AGS4, with Gα(il) in the intact cell by bioluminescence resonance energy transfer (BRET) in human embryonic kidney 293 cells. AGS3-Rluc-Gα(i1)-YFP and AGS4-Rluc-Gα(i1)-YFP BRET were regulated by Ric-8A but not by Gα-interacting vesicle-associated protein (GIV) or AGS1. The Ric-8A regulation was biphasic and dependent upon the amount of Ric-8A and Gα(i1)-YFP. The inhibitory regulation of GPR-Gα(i1) BRET by Ric-8A was blocked by pertussis toxin. The enhancement of GPR-Gα(i1) BRET observed with Ric-8A was further augmented by pertussis toxin treatment. The regulation of GPR-Gα(i) interaction by Ric-8A was not altered by RGS4. AGS3-Rluc-Gα(i1)-YFP and AGS4-Rluc-G-Gα(i1)-YFP BRET were observed in both pellet and supernatant subcellular fractions and were regulated by Ric-8A in both fractions. The regulation of the GPR-Gα(i1) complex by Ric-8A, as well as the ability of Ric-8A to restore Gα expression in Ric8A(-/-) mouse embryonic stem cells, involved two helical domains at the carboxyl terminus of Ric-8A. These data indicate a dynamic interaction between GPR proteins, Gα(i1) and Ric-8A, in the cell that influences subcellular localization of the three proteins and regulates complex formation.
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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.