AUTHOR=Harwood Clare R. , Sykes David A. , Redfern-Nichols Theo , Underwood Owen , Nicholson Colin , Khoshgrudi Armin N. , Koers Eline J. , Ladds Graham , Briddon Stephen J. , Veprintsev Dmitry B. TITLE=Agonist efficacy at the β2AR is driven by the faster association rate of the Gs protein JOURNAL=Frontiers in Pharmacology VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/pharmacology/articles/10.3389/fphar.2025.1367991 DOI=10.3389/fphar.2025.1367991 ISSN=1663-9812