. . . . . . . . . . . . "irk4_mouse"^^ . "Kcnj4"^^ . "Inward rectifier K(+) channel Kir2.3"^^ . "Potassium channel, inwardly rectifying subfamily J member 4"^^ . "Irk3"^^ . . "Inward rectifier potassium channel 4"^^ .