| ID | Fold | PDBID | PDB annotation | Length | RFam ID |
| 6AAS_A | 2 | 6AAS | RNA (28-MER) | 28 | - |
| 6AAU_A | 2 | 6AAU | RNA (24-mer) | 24 | - |
| 6AAX_B | 2 | 6AAX | RNA (28-mer) | 28 | - |
| 6AAX_D | 2 | 6AAX | RNA (28-mer) | 28 | - |
| 6AAY_B | 562 | 6AAY | RNA (52-MER) | 59 | - |
| 6AEB_A | 424 | 6AEB | RNA (95-MER) | 100 | - |
| 6AEB_E | 424 | 6AEB | RNA (95-MER) | 100 | - |
| 6AEG_A | 424 | 6AEG | RNA (95-MER) | 100 | - |
| 6AGB_A | 574 | 6AGB | Ribonuclease P RNA | 369 | RF00009 |
| 6AH0_B | 342 | 6AH0 | U5snRNA | 117 | RF00020 |
| 6AH0_F | 571 | 6AH0 | U6snRNA | 107 | RF00026 |
| 6AH0_G | 572 | 6AH0 | pre-mRNA | 274 | - |
| 6AH0_H | 560 | 6AH0 | U2snRNA | 188 | RF00004 |
| 6AH0_I | 573 | 6AH0 | U4snRNA | 144 | RF00015 |
| 6AH3_A | 574 | 6AH3 | Ribonuclease P RNA | 369 | RF00009 |
| 6AH3_T | 14 | 6AH3 | pre-tRNA | 80 | RF00005 |
| 6AHD_H | 560 | 6AHD | U2snRNA | 188 | RF00004 |
| 6AHD_I | 348 | 6AHD | U4snRNA | 144 | RF00015 |
| 6AHD_B | 342 | 6AHD | U5snRNA | 117 | RF00020 |
| 6AHD_F | 531 | 6AHD | U6snRNA | 107 | RF00026 |
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