| Gene | Description | Domains |
|---|---|---|
| Spis_XP_022778644_1 | mitochondrial rRNA methyltransferase 2 | FtsJ |
| Spis_XP_022783256_1 | mitochondrial rRNA methyltransferase 2 | FtsJ |
| Spis_XP_022783368_1 | FtsJ RNA 2 O methyltransferase 1 | FtsJ |
| Spis_XP_022783860_1 | cap methyltransferase 2 | FtsJ |
| Spis_XP_022798815_1 | cap methyltransferase 1 | FtsJ, G-patch |
| Spis_XP_022798864_1 | FtsJ RNA 2 O methyltransferase 3 | DUF3381, FtsJ, Spb1_C |