Bradykinin Receptor B2 is a human gene encoded by the symbol, BDKRB2. It may also be known as: B2 bradykinin receptor; B2R; BK-2 receptor; BK-2; BK2; BKR2; BRB2. The encoded protein has an amino acid length of 391 and a mass of 44.5 kDa. Other isoforms may exist. Bradykinin Receptor B2 is a member of the G-protein coupled receptor 1 family, Bradykinin receptor subfamily, BDKRB2 sub-subfamily. Homologs of this gene exist in other organisms, including: Rat, Frog, Chicken.