| Gene | Description | Domains | Gene lists |
|---|---|---|---|
| Drosha | — | 5_3_exonuc, dsrm, DSRM_MRPL44, Helical_CED_Drosha, Ribonucleas_3_3, Ribonuclease_3, RM44_endonuclase, UBQLN1 | — |
| Trip4 | — | Amdo_NSP_1-3, ASCH, FliB_C, Helical_CED_Drosha, Nop5_56-rel_N_Arc, TRI4_N, TRIP4_3rd, zf-C2HC5 | — |