A: The variant NC_000020.11:g.13801551T>C in gene NDUFAF5 is classified as 'Conflicting_classifications_of_pathogenicity' for not_provided|Mitochondrial_complex_I_deficiency|not_specified. Molecular consequence: SO:0001619: non-coding_transcript_variant,SO:0001819: synonymous_variant. Variant type: single_nucleotide_variant. Disease database links: MedGen:C3661900|MONDO:MONDO:0100133,MedGen:C1838979,Orphanet:2609|MedGen:CN169374. Review status: criteria provided, conflicting classifications.