A: The variant NC_000020.11:g.33443882G>A in gene SNTA1 is classified as 'Uncertain_significance' for Long_QT_syndrome_12|Congenital_long_QT_syndrome. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0013062,MedGen:C2751830,OMIM:612955,Orphanet:101016,Orphanet:768|MONDO:MONDO:0019171,MedGen:C1141890,OMIM:PS192500,Orphanet:101016,Orphanet:768. Review status: criteria provided, multiple submitters, no conflicts.