A: The variant NC_000020.11:g.44620364TCT[1] in gene ADA is classified as 'Likely_pathogenic' for Severe_combined_immunodeficiency_disease. Molecular consequence: SO:0001619: non-coding_transcript_variant. Variant type: Microsatellite. Disease database links: Human_Phenotype_Ontology:HP:0004430,MONDO:MONDO:0015974,MeSH:D016511,MedGen:C0085110,Orphanet:183660. Review status: criteria provided, single submitter.