Predicted to enable several functions, including ATP binding activity; sulfonylurea receptor binding activity; and voltage-gated potassium channel activity. Acts upstream of or within several processes, including defense response to virus; response to exogenous dsRNA; and response to lipopolysaccharide. Located in myofibril. Is expressed in genitourinary system and heart. Used to study coronary artery disease and hypertrichotic osteochondrodysplasia Cantu type. Orthologous to human KCNJ8 (potassium inwardly rectifying channel subfamily J member 8). [provided by Alliance of Genome Resources, Apr 2022]