| Domain | Name | Category | Type |
| IPR001469 | ATP synthase, F1 complex, delta/epsilon subunit | Family | Family |
| IPR020546 | ATP synthase, F1 complex, delta/epsilon subunit, N-terminal | Domain | Domain |
| IPR036771 | F0F1 ATP synthase delta/epsilon subunit, N-terminal | Family | Homologous superfamily |
| IPR036794 | ATP synthase delta/epsilon subunit, C-terminal domain superfamily | Family | Homologous superfamily |