| | | Single nucleotide variant (synonymous variant) | Congenital myasthenic syndrome 2A | |
| | CHRNB1, LOC130060147 (M8R) | Single nucleotide variant (missense variant) | Congenital myasthenic syndrome 2A | |
| | | Single nucleotide variant (missense variant) | Congenital myasthenic syndrome 2A | |
| | | Single nucleotide variant (synonymous variant) | not provided | |
| | | Single nucleotide variant (missense variant) | not provided | |
| | | Single nucleotide variant (missense variant) | not provided | |
| | | Single nucleotide variant (missense variant) | not provided | |
| | | Single nucleotide variant (missense variant) | not provided | |
| | | Single nucleotide variant (splice donor variant) | not provided | |
| | | Single nucleotide variant (missense variant) | not provided | |
| | | Microsatellite (inframe_deletion) | Congenital myasthenic syndrome 2A | |
| | CHRNB1, LOC130060147 (A5T) | Single nucleotide variant (missense variant) | Congenital myasthenic syndrome 2A +1 more | |
| | CHRNB1, LOC130060147 (L13P) | Single nucleotide variant (missense variant) | Congenital myasthenic syndrome 2A | |
| | CHRNB1, LOC130060147 (L9P) | Single nucleotide variant (missense variant) | not provided +1 more | |
| | | Deletion (inframe_deletion) | Congenital myasthenic syndrome 2A +1 more | |
| | CHRNB1, LOC130060147 (A15G) | Single nucleotide variant (missense variant) | Congenital myasthenic syndrome 2A | |
| | | Indel (frameshift variant) | not provided | |
| | | Single nucleotide variant (splice donor variant) | not provided | |
| | CHRNB1, LOC130060147 (A15fs) | Indel (frameshift variant) | not provided | |
| | | Single nucleotide variant (synonymous variant) | not provided +1 more | |
| | | Single nucleotide variant (synonymous variant) | Congenital myasthenic syndrome 2A | |
| | CHRNB1, LOC130060147 (G11R) | Single nucleotide variant (missense variant) | Congenital myasthenic syndrome 2A | |
| | | Insertion (inframe_insertion) | Congenital myasthenic syndrome 2A | |
| | | Insertion (frameshift variant) | Congenital myasthenic syndrome 2A | |
| | | Single nucleotide variant (synonymous variant) | Congenital myasthenic syndrome 2A | |
| | | Single nucleotide variant (synonymous variant) | Congenital myasthenic syndrome 4C +1 more | GConflicting classifications of pathogenicity |
| | CHRNB1, LOC130060147 (A15V) | Single nucleotide variant (missense variant) | not provided +1 more | |
| | CHRNB1, LOC130060147 (A18G) | Single nucleotide variant (missense variant) | Congenital myasthenic syndrome 2A +1 more | |
| | CHRNB1, LOC130060147 (L13M) | Indel (missense variant) | Congenital myasthenic syndrome 2A | |
| | | Deletion (splice acceptor variant +1 more) | Congenital myasthenic syndrome 2C | |