Synonym: | G protein-activated inward rectifier potassium channel 4, GIRK-4, Cardiac inward rectifier, CIR, Heart KATP channel, Inward rectifier K(+) channel Kir3.4, IRK-4, KATP-1, Potassium channel, inwardly rectifying subfamily J member 5, KCNJ5, GIRK4 |