Enables potassium channel activity. Acts upstream of or within potassium ion transport. Predicted to be integral component of membrane. Predicted to be active in plasma membrane. Is expressed in several structures, including alimentary system; brain; genitourinary system; heart; and sensory organ. Orthologous to human KCNJ15 (potassium inwardly rectifying channel subfamily J member 15). [provided by Alliance of Genome Resources, Apr 2022]