A: The variant NC_000021.9:g.34449972T>C in gene KCNE1 is classified as 'Benign' for not_provided|Long_QT_syndrome. Molecular consequence: SO:0001627: intron_variant. Variant type: single_nucleotide_variant. Disease database links: MedGen:C3661900|MONDO:MONDO:0002442,MeSH:D008133,MedGen:C0023976. Review status: criteria provided, multiple submitters, no conflicts.