| | | Copy number gain | See cases | |
| | | Single nucleotide variant (5 prime UTR variant) | Methylmalonic aciduria, cblA type +1 more | GConflicting classifications of pathogenicity |
| | | Single nucleotide variant (5 prime UTR variant +1 more) | not provided | |
| | | Single nucleotide variant (5 prime UTR variant +1 more) | not provided | |
| | | Single nucleotide variant (intron variant) | not provided | |
| | | Single nucleotide variant (5 prime UTR variant) | not specified +2 more | |
| | | Single nucleotide variant (5 prime UTR variant) | not specified | |
| | | Single nucleotide variant (5 prime UTR variant) | not provided +1 more | GConflicting classifications of pathogenicity |
| | | Single nucleotide variant (nonsense) | Methylmalonic aciduria, cblA type +2 more | |
| | | Single nucleotide variant (synonymous variant) | Methylmalonic aciduria, cblA type +2 more | |
| | | Single nucleotide variant (missense variant) | Methylmalonic aciduria, cblA type +4 more | GConflicting classifications of pathogenicity |
| | | Single nucleotide variant (nonsense) | Methylmalonic aciduria, cblA type +3 more | |
| | | Single nucleotide variant (nonsense) | MMAA-related disorder +4 more | GPathogenic/Likely pathogenic |
| | | Single nucleotide variant (intron variant) | not provided | |
| | | Single nucleotide variant (intron variant) | not provided | |
| | | Single nucleotide variant (intron variant) | not provided | |
| | | Single nucleotide variant (splice acceptor variant) | not provided +1 more | |
| | | Duplication (frameshift variant) | Methylmalonic aciduria, cblA type +2 more | |
| | | Deletion (frameshift variant) | not provided +1 more | |
| | | Deletion (frameshift variant) | not provided | |
| | | Single nucleotide variant (intron variant) | not provided | |
| | | Single nucleotide variant (nonsense) | Methylmalonic aciduria, cblA type +2 more | |
| | | Deletion (frameshift variant) | Methylmalonic aciduria, cblA type +2 more | |
| | | Single nucleotide variant (synonymous variant) | not specified +2 more | |
| | | Single nucleotide variant (synonymous variant) | Methylmalonic aciduria, cblA type +2 more | GConflicting classifications of pathogenicity |
| | | Single nucleotide variant (missense variant) | not provided | |
| | | Single nucleotide variant (missense variant) | not provided | |
| | | Single nucleotide variant (synonymous variant) | not specified +1 more | |
| | | Single nucleotide variant (intron variant) | not provided +1 more | |
| | | Single nucleotide variant (intron variant) | not provided | |
| | | Single nucleotide variant (intron variant) | Methylmalonic aciduria, cblA type +1 more | |
| | | Single nucleotide variant (synonymous variant) | not provided +2 more | |
| | | Single nucleotide variant (missense variant) | Methylmalonic aciduria, cblA type +1 more | |
| | | Single nucleotide variant (intron variant) | not provided | |
| | | Single nucleotide variant (intron variant) | not provided | |
| | | Single nucleotide variant (intron variant) | not provided | |
| | | Single nucleotide variant (intron variant) | not provided | |
| | | Single nucleotide variant (intron variant) | not provided | |
| | | Single nucleotide variant (intron variant) | not provided | |
| | | Single nucleotide variant (intron variant) | Methylmalonic aciduria, cblA type +1 more | |
| | | Single nucleotide variant (nonsense) | Methylmalonic acidemia +2 more | |
| | | Single nucleotide variant (nonsense) | Methylmalonic aciduria, cblA type +1 more | GPathogenic/Likely pathogenic |
| | | Single nucleotide variant (nonsense) | Methylmalonic aciduria, cblA type +1 more | |
| | | Single nucleotide variant (missense variant) | Methylmalonic aciduria, cblA type +2 more | |
| | | Single nucleotide variant (nonsense) | not provided | |
| | | Single nucleotide variant (missense variant) | Methylmalonic aciduria, cblA type +1 more | |
| | | Single nucleotide variant (synonymous variant) | Methylmalonic aciduria, cblA type +1 more | |
| | | Single nucleotide variant (3 prime UTR variant) | not provided +1 more | |
| | | Copy number loss | See cases | |
| | | Copy number gain | See cases | |
| | | Copy number gain | See cases | |