| ID | Fold | PDBID | PDB annotation | Length | RFam ID |
| 7M4U_a | 56 | 7M4U | 16s Ribosomal RNA | 1544 | RF00177 |
| 7M4V_A | 53 | 7M4V | 23s ribosomal RNA | 2918 | RF02541 |
| 7M4V_B | 27 | 7M4V | 5s ribosomal RNA | 115 | RF00001 |
| 7M4W_A | 53 | 7M4W | 23s ribosomal RNA | 2918 | RF02541 |
| 7M4W_B | 27 | 7M4W | 5s ribosomal RNA | 115 | RF00001 |
| 7M4W_a | 56 | 7M4W | 16s Ribosomal RNA | 1544 | RF00177 |
| 7M4X_A | 53 | 7M4X | 23s ribosomal RNA | 2918 | RF02541 |
| 7M4X_B | 27 | 7M4X | 5s ribosomal RNA | 115 | RF00001 |
| 7M4X_a | 56 | 7M4X | 16s Ribosomal RNA | 1544 | RF00177 |
| 7M4X_v | 14 | 7M4X | tRNA-met | 77 | RF00005 |
| 7M4Y_A | 53 | 7M4Y | 23s ribosomal RNA | 2918 | RF02541 |
| 7M4Y_B | 27 | 7M4Y | 5s ribosomal RNA | 115 | RF00001 |
| 7M4Y_a | 56 | 7M4Y | 16s Ribosomal RNA | 1544 | RF00177 |
| 7M4Y_v | 14 | 7M4Y | tRNA-met | 77 | RF00005 |
| 7M4Z_A | 53 | 7M4Z | 23s ribosomal RNA | 2918 | RF02541 |
| 7M4Z_B | 27 | 7M4Z | 5s ribosomal RNA | 115 | RF00001 |
| 7M4Z_a | 56 | 7M4Z | 16s Ribosomal RNA | 1544 | RF00177 |
| 7MD7_1A | 53 | 7MD7 | 23S Ribosomal RNA | 2915 | RF02541 |
| 7MD7_1B | 27 | 7MD7 | 5S Ribosomal RNA | 121 | RF00001 |
| 7MD7_1a | 56 | 7MD7 | 16S Ribosomal RNA | 1521 | RF00177 |
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