A: The variant NC_000022.11:g.17181928A>T in gene ADA2 is classified as 'Uncertain_significance' for Deficiency_of_adenosine_deaminase_2. Molecular consequence: SO:0001583: missense_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0100317,MedGen:C4289994. Review status: criteria provided, single submitter.