A: The variant NC_000020.11:g.33443865G>T in gene SNTA1 is classified as 'Likely_benign' for Long_QT_syndrome_12|not_provided. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0013062,MedGen:C2751830,OMIM:612955,Orphanet:101016,Orphanet:768|MedGen:C3661900. Review status: criteria provided, multiple submitters, no conflicts.