A: The variant NC_000019.10:g.19194090G>C in gene RFXANK is classified as 'Benign/Likely_benign' for MHC_class_II_deficiency|not_provided|not_specified. Molecular consequence: SO:0001583: missense_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0008855,MedGen:C5447452,OMIM:PS209920,Orphanet:572|MedGen:C3661900|MedGen:CN169374. Review status: criteria provided, multiple submitters, no conflicts.