A: The variant NC_000021.9:g.31668536T>A in gene SOD1 is classified as 'Benign/Likely_benign' for not_provided|Inborn_genetic_diseases|not_specified|SOD1-related_disorder|Amyotrophic_lateral_sclerosis_type_1. Molecular consequence: SO:0001819: synonymous_variant. Variant type: single_nucleotide_variant. Disease database links: MedGen:C3661900|MeSH:D030342,MedGen:C0950123|MedGen:CN169374|.|MONDO:MONDO:0007103,MedGen:C1862939,OMIM:105400,Orphanet:803. Review status: criteria provided, multiple submitters, no conflicts.