| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | SPTBN1, SPTBN1-AS2 (M2200R) | Single nucleotide variant (non-coding transcript variant +1 more) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | SPTBN1, SPTBN1-AS2 (P2330S) | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Duplication (frameshift variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | SPTBN1, SPTBN1-AS2 (Q2300*) | Single nucleotide variant (nonsense) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | SPTBN1, SPTBN1-AS2 (M2295V) | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Deletion (frameshift variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (nonsense) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (nonsense) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | SPTBN1, SPTBN1-AS2 (P2342A) | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | SPTBN1, SPTBN1-AS2 (V2313M) | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (splice donor variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | not provided +2 more | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Duplication (frameshift variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (nonsense) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (nonsense) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (missense variant) | Developmental delay, impaired speech, and behavioral abnormalities | |
| | | Single nucleotide variant (nonsense) | Developmental delay, impaired speech, and behavioral abnormalities | |