| | | Single nucleotide variant (missense variant) | Optic atrophy | |
| | | Single nucleotide variant (nonsense) | Optic atrophy | |
| | | Single nucleotide variant (missense variant) | Delayed speech and language development +3 more | |
| | | Single nucleotide variant (nonsense) | Global developmental delay +5 more | GConflicting classifications of pathogenicity |
| | | Duplication (frameshift variant +2 more) | Optic atrophy | |
| | | Microsatellite (nonsense +1 more) | Optic atrophy +2 more | |
| | | Single nucleotide variant (missense variant) | Optic atrophy | |
| | | Single nucleotide variant (missense variant) | Optic atrophy | |
| | | Single nucleotide variant (missense variant) | Reduced tendon reflexes +1 more | |
| | | Single nucleotide variant (missense variant) | Spasticity +4 more | |
| | | Single nucleotide variant (missense variant) | Optic atrophy 12 +2 more | |
| | | Single nucleotide variant (missense variant) | Optic atrophy 12 +2 more | |
| | | Single nucleotide variant (missense variant) | Intellectual disability +1 more | |
| | | Deletion | Peripheral edema +4 more | |
| | | Single nucleotide variant (missense variant) | Optic atrophy 12 | |
| | | Single nucleotide variant (missense variant) | not provided | GConflicting classifications of pathogenicity |
| | | Single nucleotide variant | Visual impairment +4 more | |
| | | Copy number gain | Optic atrophy +4 more | |
| | | Copy number gain | Profound global developmental delay +4 more | |
| | | Duplication (splice donor variant +1 more) | Dystonia, childhood-onset, with optic atrophy and basal ganglia abnormalities +2 more | GPathogenic/Likely pathogenic |
| | | Single nucleotide variant (nonsense) | Optic atrophy +1 more | |
| | | Single nucleotide variant (missense variant) | not specified +1 more | GConflicting classifications of pathogenicity |
| | | Deletion (frameshift variant +1 more) | Dystonia, childhood-onset, with optic atrophy and basal ganglia abnormalities +1 more | |
| | | Single nucleotide variant (missense variant +1 more) | Dystonia, childhood-onset, with optic atrophy and basal ganglia abnormalities +1 more | |
| | | Single nucleotide variant (missense variant +1 more) | Childhood Onset Dystonias +2 more | GPathogenic/Likely pathogenic |
| | | Single nucleotide variant (nonsense +1 more) | not provided | |
| | | Single nucleotide variant (missense variant +1 more) | not provided +1 more | GPathogenic/Likely pathogenic |
| | | Single nucleotide variant (missense variant) | Ornithine aminotransferase deficiency +4 more | |
| | | Single nucleotide variant | Optic atrophy | |
| | | Single nucleotide variant (missense variant) | Global brain atrophy +12 more | |
| | | Single nucleotide variant (missense variant) | Autosomal recessive spinocerebellar ataxia 2 +13 more | |
| | | Single nucleotide variant (missense variant +1 more) | Fatal multiple mitochondrial dysfunctions syndrome +2 more | GPathogenic/Likely pathogenic |
| | | Single nucleotide variant (nonsense) | Epilepsy | |
| | | Single nucleotide variant (missense variant) | OPA1-related condition +1 more | |