{"symbol":"KCNH2","synonyms":["HERG1","ERG1","ERG-1","HERG","SQT1","Kv11.1","H-ERG","LQT2"],"name":"potassium channel, voltage gated eag related subfamily H, member 2","description":"This gene encodes a component of a voltage-activated potassium channel found in cardiac muscle, nerve cells, and microglia. Four copies of this protein interact with one copy of the KCNE2 protein to form a functional potassium channel. Mutations in this gene can cause long QT syndrome type 2 (LQT2). Transcript variants encoding distinct isoforms have been identified. [provided by RefSeq, May 2022]","ncbiEntrezGeneId":3757,"ncbiEntrezGeneUrl":"http://www.ncbi.nlm.nih.gov/gene/3757","proteins":[{"symbol":"KCNH2_HUMAN","href":"/api/1.0/protein/KCNH2_HUMAN"}],"hgncRootFamilies":[{"name":"Ion channels","href":"/api/1.0/gene_family/Ion+channels"}]}