INWARD RECTIFIER POTASSIUM CHANNEL 4 (POTASSIUM CHANNEL, INWARDLY RECTIFYING, SUBFAMILY J, MEMBER 4) (INWARD RECTIFIER K+ CHANNEL KIR2.3) (HIPPOCAMPAL INWARD RECTIFIER) (HIR) (HRK1) (HIRK2). [Source:SWISSPROT;Acc:P48050]