| ID | Fold | PDBID | PDB annotation | Length | RFam ID |
| 6DUQ_Z | 564 | 6DUQ | rU12 | 12 | - |
| 6DVK_H | 565 | 6DVK | RNA (95-MER) | 95 | - |
| 6DZI_h | 56 | 6DZI | 16S rRNA | 1511 | RF00177 |
| 6DZI_A | 53 | 6DZI | 23 S rRNA (3119-MER) | 3119 | RF02541 |
| 6DZI_B | 27 | 6DZI | 5S RNA (118-MER) | 118 | RF00001 |
| 6DZK_A | 56 | 6DZK | 16S rRNA | 1511 | RF00177 |
| 6DZP_A | 53 | 6DZP | 23S rRNA | 3119 | RF02541 |
| 6DZP_B | 27 | 6DZP | 5S rRNA | 118 | RF00001 |
| 6E1S_A | 90 | 6E1S | RNA (33-MER) | 33 | - |
| 6E1T_A | 90 | 6E1T | RNA (33-MER) | 33 | - |
| 6E1U_A | 90 | 6E1U | RNA (33-MER) | 33 | - |
| 6E1V_A | 90 | 6E1V | RNA (33-MER) | 33 | - |
| 6E1W_A | 90 | 6E1W | RNA (33-MER) | 33 | - |
| 6E7L_A | 1 | 6E7L | RNA (5'-R(*GP*GP*GP*CP*UP*GP*CP*AP*CP*UP*UP*CP*GP*GP*UP*GP*CP*UP*GP*CP*CP*C)-3') | 22 | - |
| 6E80_A | 520 | 6E80 | RNA (36-MER) | 36 | - |
| 6E81_A | 520 | 6E81 | RNA (36-MER) | 36 | - |
| 6E82_A | 520 | 6E82 | RNA (36-MER) | 36 | - |
| 6E84_A | 520 | 6E84 | RNA (36-MER) | 36 | - |
| 6E8S_A | 290 | 6E8S | iMango-III aptamer | 38 | - |
| 6E8S_B | 290 | 6E8S | iMango-III aptamer | 38 | - |
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