A process in which a symbiont interferes with, inhibits or disrupts a G protein-coupled receptor signal transduction in its host organism. The host is defined as the larger of the organisms involved in a symbiotic interaction.
Synonyms:
exact_synonym:
disruption of host G protein-coupled receptor signal transduction; negative regulation by symbiont of host G protein-coupled receptor signal transduction; negative regulation by symbiont of host G-protein coupled receptor protein signal transduction; suppression by symbiont of host G protein-coupled receptor signal transduction
narrow_synonym:
negative regulation by symbiont of host signal transduction mediated by G-protein alpha subunit; negative regulation by symbiont of host signal transduction mediated by G-protein beta subunit; negative regulation by symbiont of host signal transduction mediated by G-protein gamma subunit