PR:000000857 voltage-gated potassium channel subunit KCNQ1 sequence variant A194P (human) hKCNQ1/var:A194P|UniProtKB:P51787-1, Ala-194, CHEBI:50342|voltage-gated potassium channel subunit KCNQ1 sequence variant 46 (human) associated_with_disease_progression DOID:2843 long QT syndrome PMID:10704188 EXP NCBITaxon:9606 UniProtKB_VAR:VAR_009922 20080601 PRO:CNA