A: The variant NC_000022.11:g.42086183T>G in gene NDUFA6 is classified as 'Uncertain_significance' for Mitochondrial_complex_1_deficiency,_nuclear_type_33. Molecular consequence: SO:0001578: stop_lost. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0032636,MedGen:C4748840,OMIM:618253. Review status: criteria provided, single submitter.