| ID | Fold | PDBID | PDB annotation | Length | RFam ID |
| 6YFT_SB | 2 | 6YFT | RNA | 30 | - |
| 6YFT_TC | 2 | 6YFT | RNA | 30 | - |
| 6YFT_SC | 2 | 6YFT | RNA | 30 | - |
| 6YFT_TD | 2 | 6YFT | RNA | 30 | - |
| 6YFT_SD | 2 | 6YFT | RNA | 30 | - |
| 6YFT_TE | 2 | 6YFT | RNA | 30 | - |
| 6YFT_SE | 2 | 6YFT | RNA | 30 | - |
| 6YFT_TF | 2 | 6YFT | RNA | 30 | - |
| 6YFT_SF | 2 | 6YFT | RNA | 30 | - |
| 6YFT_TG | 2 | 6YFT | RNA | 30 | - |
| 6YFT_SG | 2 | 6YFT | RNA | 30 | - |
| 6YFT_TH | 2 | 6YFT | RNA | 30 | - |
| 6YFT_SH | 2 | 6YFT | RNA | 30 | - |
| 6YFT_SI | 2 | 6YFT | RNA | 30 | - |
| 6YFT_SJ | 2 | 6YFT | RNA | 30 | - |
| 6YFT_SK | 2 | 6YFT | RNA | 30 | - |
| 6YFT_SL | 2 | 6YFT | RNA | 30 | - |
| 6YHS_1 | 53 | 6YHS | 23S ribosomal RNA | 2903 | RF02541 |
| 6YHS_5 | 27 | 6YHS | 5S ribosomal RNA | 117 | RF00001 |
| 6YHS_8 | 595 | 6YHS | E-site tRNA | 77 | RF00005 |
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