| | TTC21B, TTC21B-AS1 (T231S) | Single nucleotide variant (missense variant) | not provided +7 more | GConflicting classifications of pathogenicity |
| | TTC21B, TTC21B-AS1 (Q222L) | Single nucleotide variant (missense variant) | Jeune thoracic dystrophy +6 more | |
| | TTC21B, TTC21B-AS1 (P209L) | Single nucleotide variant (missense variant) | Jeune thoracic dystrophy +8 more | GPathogenic/Likely pathogenic |
| | TTC21B, TTC21B-AS1 (V201M) | Single nucleotide variant (missense variant) | not specified +4 more | |
| | | Single nucleotide variant (synonymous variant) | Jeune thoracic dystrophy +2 more | |
| | | Single nucleotide variant (synonymous variant) | TTC21B-related disorder +2 more | |
| | | Single nucleotide variant (synonymous variant) | Nephronophthisis +3 more | GConflicting classifications of pathogenicity |
| | TTC21B, TTC21B-AS1 (G171R) | Single nucleotide variant (missense variant) | Connective tissue disorder +4 more | GConflicting classifications of pathogenicity |
| | TTC21B, TTC21B-AS1 (T161A) | Single nucleotide variant (missense variant) | TTC21B-related disorder +4 more | GConflicting classifications of pathogenicity |
| | | Single nucleotide variant (intron variant) | TTC21B-related disorder | |
| | | Single nucleotide variant (intron variant) | not specified +2 more | |
| | | Single nucleotide variant (intron variant) | TTC21B-related disorder | |
| | TTC21B, TTC21B-AS1 (H113R) | Single nucleotide variant (missense variant) | TTC21B-related disorder +4 more | GConflicting classifications of pathogenicity |
| | TTC21B, TTC21B-AS1 (L111F) | Single nucleotide variant (missense variant) | TTC21B-related disorder | |
| | | Single nucleotide variant (missense variant) | Asphyxiating thoracic dystrophy 4 +4 more | |