| ID | Fold | PDBID | PDB annotation | Length | RFam ID |
| 6EM3_6 | 545 | 6EM3 | 5.8S ribosomal RNA | 232 | - |
| 6EM4_1 | 543 | 6EM4 | 25S ribosomal RNA | 3396 | RF02543 |
| 6EM4_2 | 544 | 6EM4 | 5.8S ribosomal RNA | 158 | RF00002 |
| 6EM4_6 | 545 | 6EM4 | internal transcribed spacer 1 | 232 | - |
| 6EM5_2 | 544 | 6EM5 | 5.8S ribosomal RNA | 158 | RF00002 |
| 6EM5_6 | 545 | 6EM5 | Internal Transcribed Spacer 2 | 232 | - |
| 6EM5_1 | 53 | 6EM5 | 25S ribosomal RNA | 3396 | RF02543 |
| 6EML_2 | 56 | 6EML | pre-18S ribosomal RNA | 1800 | RF01960 |
| 6ENF_a | 56 | 6ENF | 16S ribosomal RNA | 1539 | RF00177 |
| 6ENF_A | 53 | 6ENF | 23S ribosomal RNA | 2903 | RF02541 |
| 6ENF_B | 27 | 6ENF | 5S ribosomal RNA | 120 | RF00001 |
| 6ENF_x | 14 | 6ENF | proline tRNA | 77 | RF00005 |
| 6ENJ_A | 53 | 6ENJ | 23S Ribosomal RNA | 2903 | RF02541 |
| 6ENJ_B | 27 | 6ENJ | 5S Ribosomal RNA | 120 | RF00001 |
| 6ENJ_9 | 14 | 6ENJ | Proline tRNA | 77 | RF00005 |
| 6ENJ_a | 56 | 6ENJ | 16S ribosomal RNA | 1539 | RF00177 |
| 6ENJ_v | 546 | 6ENJ | mRNA | 9 | - |
| 6ENJ_x | 14 | 6ENJ | Proline tRNA | 77 | RF00005 |
| 6ENU_a | 56 | 6ENU | 16S ribosomal RNA | 1539 | RF00177 |
| 6ENU_v | 387 | 6ENU | mRNA | 6 | - |
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