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E., Sequeira, J

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size:100 Capsules

Both DEER and NMR measurements of β 2 AR (59) showed that in the presence of saturating amounts of the agonist isoproterenol, a relative of adrenaline that binds with 760-nM affinity and displays rapid association and dissociation kinetics, only 15–20% of the receptors are in the fully active S4 conformation