A: The variant NC_000020.11:g.34285606C>T in gene AHCY is classified as 'Conflicting_classifications_of_pathogenicity' for Hypermethioninemia_with_deficiency_of_S-adenosylhomocysteine_hydrolase|Inborn_genetic_diseases. Molecular consequence: SO:0001583: missense_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0013404,MedGen:C3151058,OMIM:613752,Orphanet:88618|MeSH:D030342,MedGen:C0950123. Review status: criteria provided, conflicting classifications.