| | SYNGAP1-AS1, SYNGAP1 (G373V) | Single nucleotide variant (missense variant) | Intellectual disability, autosomal dominant 5 | |
| | SYNGAP1, SYNGAP1-AS1 (R429W) | Single nucleotide variant (missense variant) | not provided +2 more | GConflicting classifications of pathogenicity |
| | SYNGAP1, SYNGAP1-AS1 (R429Q) | Single nucleotide variant (missense variant) | Intellectual disability, autosomal dominant 5 | |
| | SYNGAP1, SYNGAP1-AS1 (I529T) | Single nucleotide variant (missense variant) | Intellectual disability, autosomal dominant 5 | |
| | SYNGAP1, SYNGAP1-AS1 (N635S) | Single nucleotide variant (missense variant) | not provided +1 more | GConflicting classifications of pathogenicity |
| | | Single nucleotide variant (intron variant) | Intellectual disability, autosomal dominant 5 | GConflicting classifications of pathogenicity |
| | SYNGAP1, SYNGAP1-AS1 (V866I +1 more) | Single nucleotide variant (missense variant) | Intellectual disability, autosomal dominant 5 +1 more | GConflicting classifications of pathogenicity |
| | SYNGAP1, SYNGAP1-AS1 (G938S +1 more) | Single nucleotide variant (missense variant) | Intellectual disability, autosomal dominant 5 | GConflicting classifications of pathogenicity |
| | SYNGAP1, SYNGAP1-AS1 (S1118P +1 more) | Single nucleotide variant (missense variant) | Intellectual disability, autosomal dominant 5 +1 more | |
| | SYNGAP1, SYNGAP1-AS1 (T1140fs +1 more) | Duplication (frameshift variant) | Inborn genetic diseases +1 more | |
| | SYNGAP1, SYNGAP1-AS1 (A1263T +1 more) | Single nucleotide variant (missense variant) | Intellectual disability, autosomal dominant 5 | |