| | | Single nucleotide variant | beta Thalassemia | |
| | | Single nucleotide variant (3 prime UTR variant) | not provided +1 more | GPathogenic/Likely pathogenic |
| | | Single nucleotide variant (3 prime UTR variant) | Beta-thalassemia HBB/LCRB +2 more | |
| | | Single nucleotide variant (3 prime UTR variant) | Hb SS disease +3 more | |
| | HBB, LOC107133510 +1 more (V127G) | Single nucleotide variant (missense variant) | beta Thalassemia +2 more | GPathogenic/Likely pathogenic |
| | HBB, LOC107133510 +1 more (E122*) | Single nucleotide variant (nonsense) | Dominant beta-thalassemia +2 more | |
| | HBB, LOC107133510 +1 more (V110M) | Single nucleotide variant (missense variant) | beta Thalassemia +2 more | GPathogenic/Likely pathogenic |
| | | Single nucleotide variant (splice acceptor variant) | not provided +1 more | GPathogenic/Likely pathogenic |
| | | Single nucleotide variant (intron variant) | HBB-related disorder +11 more | GPathogenic/Likely pathogenic |
| | | Single nucleotide variant (intron variant) | not specified +3 more | GConflicting classifications of pathogenicity |
| | | Single nucleotide variant (intron variant) | not specified +2 more | GConflicting classifications of pathogenicity |
| | | Single nucleotide variant (splice donor variant) | not provided +1 more | GPathogenic/Likely pathogenic |
| | HBB, LOC106099062 +1 more (G84fs) | Deletion (frameshift variant) | not provided +2 more | |
| | HBB, LOC106099062 +1 more (A77fs) | Deletion (frameshift variant) | not provided +1 more | GPathogenic/Likely pathogenic |
| | HBB, LOC106099062 +1 more (V68fs) | Deletion (frameshift variant) | METHEMOGLOBINEMIA, BETA TYPE +10 more | |
| | HBB, LOC106099062 +1 more (S50fs) | Deletion (frameshift variant) | beta Thalassemia | |
| | HBB, LOC106099062 +1 more (F46fs) | Deletion (frameshift variant) | beta Thalassemia +10 more | GPathogenic/Likely pathogenic |
| | LOC107133510, HBB +1 more (E44*) | Single nucleotide variant (nonsense) | beta Thalassemia +3 more | |
| | HBB, LOC106099062 +1 more (W38*) | Single nucleotide variant (nonsense) | beta Thalassemia +3 more | GPathogenic/Likely pathogenic |
| | LOC106099062, LOC107133510 +1 more | Single nucleotide variant (intron variant) | Beta-thalassemia HBB/LCRB +1 more | GPathogenic/Likely pathogenic |
| | | Single nucleotide variant (intron variant) | beta Thalassemia +1 more | GPathogenic/Likely pathogenic |
| | | Single nucleotide variant (intron variant) | not provided +1 more | |
| | | Single nucleotide variant (splice donor variant) | beta Thalassemia +1 more | |
| | | Single nucleotide variant (splice donor variant) | not provided +11 more | GPathogenic/Likely pathogenic |
| | HBB, LOC106099062 +1 more (R31K) | Single nucleotide variant (missense variant) | beta Thalassemia +1 more | GPathogenic/Likely pathogenic |
| | HBB, LOC106099062 +1 more (R31T) | Single nucleotide variant (missense variant) | beta Thalassemia +4 more | |
| | HBB, LOC106099062 +1 more (L29fs) | Duplication (frameshift variant) | Hb SS disease +3 more | GPathogenic/Likely pathogenic |
| | HBB, LOC106099062 +1 more (A28S) | Single nucleotide variant (missense variant) | beta Thalassemia +4 more | GPathogenic/Likely pathogenic |
| | HBB, LOC106099062 +1 more (E27*) | Single nucleotide variant (nonsense) | Hemoglobinopathy +2 more | |
| | HBB, LOC106099062 +1 more (D22fs) | Duplication (frameshift variant) | beta Thalassemia | |
| | HBB, LOC106099062 +1 more (W16fs) | Deletion (frameshift variant) | beta Thalassemia +1 more | |
| | HBB, LOC106099062 +1 more (P6fs) | Deletion (frameshift variant) | beta Thalassemia +10 more | |
| | HBB, LOC106099062 +1 more (M1T) | Single nucleotide variant (missense variant +1 more) | Beta-thalassemia HBB/LCRB +2 more | GPathogenic/Likely pathogenic |
| | HBB, LOC106099062 +1 more (M1R) | Single nucleotide variant (missense variant +1 more) | Hb SS disease +2 more | |
| | | Single nucleotide variant (5 prime UTR variant) | not provided +1 more | |
| | | Single nucleotide variant | not specified +1 more | GConflicting classifications of pathogenicity |
| | | Single nucleotide variant | not provided +10 more | |
| | | Single nucleotide variant | beta Thalassemia +12 more | GPathogenic/Likely pathogenic |
| | | Single nucleotide variant | not provided +10 more | GPathogenic/Likely pathogenic |
| | | Single nucleotide variant | HBB-related disorder +3 more | GPathogenic/Likely pathogenic |
| | | Single nucleotide variant | beta Thalassemia +10 more | |