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5f8u is a 2 chain structure with sequence from Meleagris gallopavo. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
ADRB1_MELGA Beta-adrenergic receptors mediate the catecholamine-induced activation of adenylate cyclase through the action of G proteins. This receptor binds epinephrine and norepinephrine with approximately equal affinity.