| Domain | Name | Category | Type |
| IPR001148 | Alpha carbonic anhydrase domain | Domain | Domain |
| IPR018338 | Carbonic anhydrase, alpha-class, conserved site | Site | Conserved site |
| IPR023561 | Carbonic anhydrase, alpha-class | Family | Family |
| IPR036398 | Alpha carbonic anhydrase domain superfamily | Family | Homologous superfamily |
| IPR041877 | Carbonic anhydrase-related protein VIII | Family | Family |