A: The variant NC_000020.11:g.33412714G>A in gene SNTA1 is classified as 'Conflicting_classifications_of_pathogenicity' for Long_QT_syndrome_12|Cardiovascular_phenotype|Long_QT_syndrome. Molecular consequence: SO:0001583: missense_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0013062,MedGen:C2751830,OMIM:612955,Orphanet:101016,Orphanet:768|MedGen:CN230736|MONDO:MONDO:0002442,MeSH:D008133,MedGen:C0023976. Review status: criteria provided, conflicting classifications.