| ID | Fold | PDBID | PDB annotation | Length | RFam ID |
| 4QJD_E | 431 | 4QJD | Twister RNA sequence | 26 | - |
| 4QJD_F | 422 | 4QJD | Twister RNA sequence | 47 | - |
| 4QJD_G | 431 | 4QJD | Twister RNA sequence | 26 | - |
| 4QJD_H | 422 | 4QJD | Twister RNA sequence | 47 | - |
| 4QJH_A | 431 | 4QJH | Twister Ribozyme | 26 | - |
| 4QJH_B | 422 | 4QJH | Twister Ribozyme | 48 | - |
| 4QJH_C | 431 | 4QJH | Twister Ribozyme | 26 | - |
| 4QJH_D | 422 | 4QJH | Twister Ribozyme | 48 | - |
| 4QJH_E | 431 | 4QJH | Twister Ribozyme | 26 | - |
| 4QJH_F | 422 | 4QJH | Twister Ribozyme | 48 | - |
| 4QK8_A | 432 | 4QK8 | C-di-AMP riboswitch | 122 | RF00379 |
| 4QK9_A | 432 | 4QK9 | C-di-AMP riboswitch | 124 | RF00379 |
| 4QKA_A | 432 | 4QKA | C-di-AMP riboswitch | 122 | RF00379 |
| 4QLM_A | 432 | 4QLM | RNA (108-MER) | 125 | RF00379 |
| 4QLN_A | 432 | 4QLN | RNA (117-MER) | 125 | RF00379 |
| 4QOZ_A | 65 | 4QOZ | histone mRNA stem-loop | 26 | RF00032 |
| 4QOZ_D | 65 | 4QOZ | histone mRNA stem-loop | 26 | RF00032 |
| 4QPX_P | 1 | 4QPX | RNA (5'-R(*UP*GP*CP*CP*CP*GP*GP*G)-3') | 8 | - |
| 4QPX_T | 1 | 4QPX | RNA (5'-R(*U*AP*CP*CP*CP*GP*GP*G)-3') | 8 | - |
| 4QQB_C | 19 | 4QQB | msl2 mRNA | 18 | - |
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