ADRB2(redirected from B2AR)
Also found in: Acronyms.
ADRB2A gene on chromosome 5q31-q32 that encodes beta-2-adrenergic receptor, a member of the G protein-coupled receptor superfamily, which mediates catecholamine-induced activation of adenylate cyclase. ADRB2 binds epinephrine with a 30-fold greater affinity than it does with norepinephrine.
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