This study identified three loci associated with LQTS near NOS1AP, KCNQ1, and KLF12 (P < 5 × 10−8) and 1 missense variant in KCNE1 (p.Asp85Asn) (P < 10−6) (53). The gene discussed is KCNQ1; the disease is familial long QT syndrome.