inhibitory G protein

inhibitory G protein

[in¦hib·e‚tȯr·ē ′jē ‚prō‚tēn]
(cell molecular)
A guanine nucleotide-binding protein that lowers cellular levels of the second messenger cyclic adenosine monophosphate by inhibiting adenyl cyclase, the enzyme that catalyzes its conversion from adenosine triphosphate.
References in periodicals archive ?
Five pigs were treated with a modified adenovirus containing the gene that codes for the inhibitory G protein, a protein that is active in the heart's atrioventricular node and helps control heartbeat.
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