Probable large-conductance Ca(2+)-activated chloride channel. May play a role in Ca(2+) signal transduction (By similarity). Expressed in excitable tissues. Expressed in the brain, heart, skeletal muscle, colon, spleen, kidney and peripheral blood leukocytes. Also expressed in fat, the pancreas, thymus, and uterus. N-glycosylated. Belongs to the tweety family. Truncated C-terminus.