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Regulators of G protein Signaling (RGS) proteins (version 2019.4) in the IUPHAR/BPS Guide to Pharmacology Database
Journal article   Open access

Regulators of G protein Signaling (RGS) proteins (version 2019.4) in the IUPHAR/BPS Guide to Pharmacology Database

Mohammed Alqinyah, Christopher Bodle, Josephine Bou Dagher, Bandana Chakravarti, Shreoshi P Choudhuri, Kirk M Druey, Rory A Fisher, Kyle J Gerber, John R Hepler, Shelley B Hooks, …
IUPHAR/BPS Guide to Pharmacology CITE, Vol.2019(4)
09/16/2019
DOI: 10.2218/gtopdb/F891/2019.4
url
https://doi.org/10.2218/gtopdb/F891/2019.4View
Published (Version of record) Open Access

Abstract

Regulators of G protein signalling (RGS) proteins display a common RGS domain that interacts with the GTP-bound Gα subunits of heterotrimeric G proteins, enhancing GTP hydrolysis by stabilising the transition state [29, 419, 418], leading to a termination of GPCR signalling. Interactions through protein:protein interactions of many RGS proteins have been identified for targets other than heteromeric G proteins. Sequence analysis of the 20 RGS proteins suggests four families of RGS: RZ, R4, R7 and R12 families. Many of these proteins have been identified to have effects other than through targetting G proteins. Included here is RGS4 for which a number of pharmacological inhibitors have been described.

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