Question: How is the location of a receptor crucial to understanding the function of a chemical messenger? OH NH2 OHH N CH H . CH3

How is the location of a receptor crucial to understanding the function

of a chemical messenger? OH NH2 OHH N CH H . CH3

How is the location of a receptor crucial to understanding the function of a chemical messenger? OH NH2 OHH N CH H . CH3 Noradrenaline Isoprenaline There are two types of adrenergic receptor-the a and B adrenoreceptors. Noradrenaline shows a slight selectivity for the a receptor. Isoprenaline shows selectivity for the B receptor. Think about the intermolecular interactions each messenger could have with its binding site. What might you conclude about the binding sites of these two receptor types?

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