| Gene | Description | Domains | Gene lists |
|---|---|---|---|
| Polr1b | — | RNA_pol_Rpa2_4, RNA_pol_Rpb2_1, RNA_pol_Rpb2_2, RNA_pol_Rpb2_3, RNA_pol_Rpb2_6, RNA_pol_Rpb2_7 | — |
| Polr2b | — | ASCH_2, DUF5817, RNA_pol_Rpb2_1, RNA_pol_Rpb2_2, RNA_pol_Rpb2_3, RNA_pol_Rpb2_4, RNA_pol_Rpb2_5, RNA_pol_Rpb2_6, RNA_pol_Rpb2_7 | — |
| Polr3b | — | RNA_pol_Rpb2_1, RNA_pol_Rpb2_2, RNA_pol_Rpb2_3, RNA_pol_Rpb2_4, RNA_pol_Rpb2_5, RNA_pol_Rpb2_6, RNA_pol_Rpb2_7 | — |