A: The variant NC_000021.9:g.34449428C>G in gene KCNE1 is classified as 'Uncertain_significance' for Cardiovascular_phenotype|Long_QT_syndrome_5. Molecular consequence: SO:0001583: missense_variant. Variant type: single_nucleotide_variant. Disease database links: MedGen:CN230736|MONDO:MONDO:0013372,MedGen:C1867904,OMIM:613695,Orphanet:101016,Orphanet:768. Review status: criteria provided, single submitter.