ADRB2

(redirected from B2AR)
Also found in: Acronyms.

ADRB2

A 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.