A: The variant NC_000019.10:g.45037508C>T in gene RELB is classified as 'Benign/Likely_benign' for not_provided|Immunodeficiency_53. Molecular consequence: SO:0001819: synonymous_variant. Variant type: single_nucleotide_variant. Disease database links: MedGen:C3661900|MONDO:MONDO:0054696,MedGen:C4539811,OMIM:617585. Review status: criteria provided, multiple submitters, no conflicts.