| ID | Fold | PDBID | PDB annotation | Length | RFam ID |
| 6SQQ_XXX | 4 | 6SQQ | RNA hairpin | 21 | - |
| 6SQQ_YYY | 41 | 6SQQ | RNA hairpin | 21 | - |
| 6SQQ_ZZZ | 52 | 6SQQ | RNA hairpin | 21 | - |
| 6SV4_BQ | 53 | 6SV4 | 25S rRNA | 3396 | RF02543 |
| 6SV4_BR | 27 | 6SV4 | 5S rRNA | 121 | RF00001 |
| 6SV4_BS | 544 | 6SV4 | 5.8S rRNA | 157 | RF00002 |
| 6SV4_2 | 56 | 6SV4 | 18S rRNA | 1800 | RF01960 |
| 6SV4_n | 14 | 6SV4 | tRNA (P/P) | 76 | RF00005 |
| 6SV4_2b | 56 | 6SV4 | 18S rRNA | 1800 | RF01960 |
| 6SV4_YQ | 53 | 6SV4 | 25S rRNA | 3396 | RF02543 |
| 6SV4_YR | 27 | 6SV4 | 5S rRNA | 121 | RF00001 |
| 6SV4_YS | 544 | 6SV4 | 5.8S rRNA | 157 | RF00002 |
| 6SV4_nb | 14 | 6SV4 | tRNA (A/P) | 76 | RF00005 |
| 6SV4_mb | 14 | 6SV4 | tRNA (P/E) | 77 | RF00005 |
| 6SV4_2c | 56 | 6SV4 | 18S rRNA | 1800 | RF01960 |
| 6SV4_ZQ | 53 | 6SV4 | 25S rRNA | 3396 | RF02543 |
| 6SV4_ZR | 27 | 6SV4 | 5S rRNA | 121 | RF00001 |
| 6SV4_ZS | 544 | 6SV4 | 5.8S rRNA | 157 | RF00002 |
| 6SV4_nc | 14 | 6SV4 | tRNA (A/P) | 76 | RF00005 |
| 6SV4_mc | 14 | 6SV4 | tRNA (P/E) | 77 | RF00005 |
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