| O15091 | n/a | 4rou | ZN | A | 601 | e4rouA3 | Protein-only RNase P Zn-binding domain | Protein-only RNase P Zn-binding domain | Protein-only RNase P Zn-binding domain | PRORP |
| O15091 | n/a | 4rou | ZN | B | 601 | e4rouB3 | Protein-only RNase P Zn-binding domain | Protein-only RNase P Zn-binding domain | Protein-only RNase P Zn-binding domain | PRORP |
| O15091 | n/a | 4xgl | ZN | A | 601 | e4xglA3 | Protein-only RNase P Zn-binding domain | Protein-only RNase P Zn-binding domain | Protein-only RNase P Zn-binding domain | PRORP |
| O15091 | n/a | 4xgl | ZN | A | 601 | e4xglA4 | Protein-only RNase P Zn-binding domain | Protein-only RNase P Zn-binding domain | Protein-only RNase P Zn-binding domain | n/a |
| O15091 | n/a | 4xgm | ZN | A | 601 | e4xgmA3 | Protein-only RNase P Zn-binding domain | Protein-only RNase P Zn-binding domain | Protein-only RNase P Zn-binding domain | PRORP |
| O15091 | n/a | 4xgm | ZN | A | 601 | e4xgmA4 | Protein-only RNase P Zn-binding domain | Protein-only RNase P Zn-binding domain | Protein-only RNase P Zn-binding domain | n/a |
| O15091 | n/a | 7onu | ZN | E | 601 | e7onuE2 | Protein-only RNase P Zn-binding domain | Protein-only RNase P Zn-binding domain | Protein-only RNase P Zn-binding domain | PRORP |