| Gene | Description | Domains | Gene lists |
|---|---|---|---|
| Uba1 | — | BilD_C, E1_4HB, E1_FCCH, E1_UFD, ThiF, UBA_E1_SCCH | — |
| Uba2 | — | NAD_binding_7, ThiF, UAE_UbL, UBA2_C, UBA_E1_SCCH | — |
| Uba6 | — | BilD_C, DUF7425, E1_4HB, E1_FCCH, E1_UFD, Shikimate_DH, ThiF, UBA_E1_SCCH | — |
| Uba7 | — | BilD_C, E1_4HB, E1_FCCH, E1_UFD, ThiF, UBA_E1_SCCH | — |
| Ube1y1 | — | BilD_C, E1_4HB, E1_FCCH, E1_UFD, GH3_C, ThiF, UBA_E1_SCCH | — |