PR:000000864 voltage-gated potassium channel subunit KCNQ1 sequence variant R366P (human) hKCNQ1/var:R366P|UniProtKB:P51787-1, Arg-366, CHEBI:50342|voltage-gated potassium channel subunit KCNQ1 sequence variant 52 (human) associated_with_disease_progression DOID:2843 long QT syndrome PMID:10704188|PMID:9024139 EXP NCBITaxon:9606 UniProtKB_VAR:VAR_001543 20080601 PRO:CNA