| | | Single nucleotide variant (missense variant) | Deficiency of guanidinoacetate methyltransferase | |
| | | Single nucleotide variant | Juvenile myopathy, encephalopathy, lactic acidosis AND stroke | GPathogenic/Likely pathogenic |
| | | Single nucleotide variant | Leigh syndrome | |
| | | Single nucleotide variant | Cerebral palsy +12 more | GPathogenic/Likely pathogenic |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Juvenile myopathy, encephalopathy, lactic acidosis AND stroke | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Leigh syndrome | |
| | | Single nucleotide variant | Juvenile myopathy, encephalopathy, lactic acidosis AND stroke +2 more | GPathogenic/Likely pathogenic |
| | | Single nucleotide variant | not provided +1 more | |
| | | Single nucleotide variant | not provided +1 more | |
| | | Single nucleotide variant | Leigh syndrome | |
| | | Single nucleotide variant | Leigh syndrome due to mitochondrial complex I deficiency | |
| | | Single nucleotide variant | Leigh syndrome | |
| | | Insertion | not provided | |
| | | Single nucleotide variant | Juvenile myopathy, encephalopathy, lactic acidosis AND stroke | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Leigh syndrome | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Leigh syndrome | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | not specified +1 more | |
| | | Duplication | Mitochondrial complex IV deficiency, nuclear type 1 | |
| | | Single nucleotide variant | not specified +4 more | GConflicting classifications of pathogenicity |
| | | Single nucleotide variant | Leigh syndrome | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Leigh syndrome | |
| | | Single nucleotide variant | Leigh syndrome | |
| | | Single nucleotide variant | Leigh syndrome | |
| | | Single nucleotide variant | Leigh syndrome | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Leigh syndrome | |
| | | Single nucleotide variant (missense variant) | Mitochondrial disease | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Leigh syndrome | |
| | | Single nucleotide variant | Leigh syndrome | |
| | | Single nucleotide variant | Leigh syndrome | |
| | | Single nucleotide variant | Leigh syndrome | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Mitochondrial disease | |
| | | Single nucleotide variant | Leigh syndrome | |
| | | Single nucleotide variant | Leigh syndrome | |
| | | Single nucleotide variant | Leigh syndrome | |
| | | Deletion | Leigh syndrome | |