PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 26283199-6 2015 Constitutive GHSR1a activity reduces CaV2 currents by a Gi/o-dependent mechanism that involves persistent reduction in channel density at the plasma membrane, whereas ghrelin-dependent GHSR1a inhibition is reversible and involves altered CaV2 gating via a Gq-dependent pathway. glycylglutamine 256-258 ghrelin and obestatin prepropeptide Rattus norvegicus 167-174