| ID | Fold | PDBID | PDB annotation | Length | RFam ID |
| 4M59_D | 416 | 4M59 | psaJ RNA | 18 | - |
| 4M6D_B | 414 | 4M6D | aptamer | 45 | - |
| 4M6D_D | 414 | 4M6D | aptamer | 45 | - |
| 4M6D_F | 414 | 4M6D | aptamer | 45 | - |
| 4M6D_H | 414 | 4M6D | aptamer | 45 | - |
| 4M6D_J | 414 | 4M6D | aptamer | 45 | - |
| 4M6D_L | 414 | 4M6D | aptamer | 45 | - |
| 4MCE_A | 1 | 4MCE | Gas5 GREM Fwd | 10 | - |
| 4MCE_B | 1 | 4MCE | Gas5 GREM Rev | 11 | - |
| 4MCE_C | 1 | 4MCE | Gas5 GREM Fwd | 10 | - |
| 4MCE_D | 1 | 4MCE | Gas5 GREM Rev | 11 | - |
| 4MCF_A | 1 | 4MCF | Gas5 GREM Fwd | 10 | - |
| 4MCF_B | 1 | 4MCF | Gas5 GREM Rev | 11 | - |
| 4MCF_C | 1 | 4MCF | Gas5 GREM Fwd | 10 | - |
| 4MCF_D | 1 | 4MCF | Gas5 GREM Rev | 11 | - |
| 4MCF_E | 1 | 4MCF | Gas5 GREM Fwd | 10 | - |
| 4MCF_F | 1 | 4MCF | Gas5 GREM Rev | 11 | - |
| 4MCF_G | 1 | 4MCF | Gas5 GREM Fwd | 10 | - |
| 4MCF_H | 1 | 4MCF | Gas5 GREM Rev | 11 | - |
| 4MDX_C | 417 | 4MDX | RNA, mRNA | 9 | - |
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