KCNJ12, Official Symbol KCNJ12provided by HGNC Official Full Name potassium inwardly rectifying channel subfamily J member 12provided by HGNC Primary source HGNC:HGNC:6258 See related Ensembl:ENSG00000184185 MIM:602323; AllianceGenome:HGNC:6258 Gene type protein coding RefSeq status REVIEWED Organism Homo sapiens Lineage Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae; Homo Also known as IRK2; hIRK; IRK-2; hIRK1; KCNJN1; Kir2.2; kcnj12x; hkir2.2x Summary This gene encodes an inwardly rectifying K+ channel which may be blocked by divalent cations. This protein is thought to be one of multiple inwardly rectifying channels which contribute to the cardiac inward rectifier current (IK1). The gene is located within the Smith-Magenis syndrome region on chromosome 17. [provided by RefSeq, Jul 2008] Expression Broad expression in heart (RPKM 2.3), brain (RPKM 1.4) and 20 other tissues See more Orthologs mouse all