This is a receptor for bradykinin. Could be a factor in chronic pain and inflammation. Expressed in bladder, lung, duodenum, kidney, uterus, thymus, salivary gland, testis, prostate, macrophages, aorta, spleen and heart. By lipopolysaccharide (LPS), four hours after treatment levels show an increase in many tissues. After 12 hours maximum levels are observed in the heart. Belongs to the G-protein coupled receptor 1 family. Bradykinin receptor subfamily. BDKRB1 sub-subfamily.