| ID | Fold | PDBID | PDB annotation | Length | RFam ID |
| 4V51_AX | 546 | 4V51 | MRNA | 24 | - |
| 4V51_AY | 4 | 4V51 | E-SITE TRNA PHE OR A-SITE TRNA PHE (UNMODIFIED BASES) | 76 | RF00005 |
| 4V51_BA | 53 | 4V51 | 23S RIBOSOMAL RNA | 2787 | RF02541 |
| 4V51_BB | 27 | 4V51 | 5S RIBOSOMAL RNA | 122 | RF00001 |
| 4V51_CA | 56 | 4V51 | 16S ribosomal RNA | 1522 | RF00177 |
| 4V51_CV | 14 | 4V51 | P-SITE TRNA FMET (UNMODIFIED BASES EXCEPT FOR THYMINE 54) | 77 | RF00005 |
| 4V51_CW | 14 | 4V51 | E-SITE TRNA PHE OR A-SITE TRNA PHE (UNMODIFIED BASES) | 76 | RF00005 |
| 4V51_CX | 546 | 4V51 | MRNA | 24 | - |
| 4V51_CY | 4 | 4V51 | E-SITE TRNA PHE OR A-SITE TRNA PHE (UNMODIFIED BASES) | 76 | RF00005 |
| 4V51_DA | 53 | 4V51 | 23S RIBOSOMAL RNA | 2787 | RF02541 |
| 4V51_DB | 27 | 4V51 | 5S RIBOSOMAL RNA | 122 | RF00001 |
| 4V52_AA | 56 | 4V52 | 16S rRNA | 1542 | RF00177 |
| 4V52_BA | 27 | 4V52 | 5S rRNA | 120 | RF00001 |
| 4V52_BB | 53 | 4V52 | 23S rRNA | 2904 | RF02541 |
| 4V52_CA | 56 | 4V52 | 16S rRNA | 1542 | RF00177 |
| 4V52_DA | 27 | 4V52 | 5S rRNA | 120 | RF00001 |
| 4V52_DB | 53 | 4V52 | 23S rRNA | 2904 | RF02541 |
| 4V53_AA | 56 | 4V53 | 16S rRNA | 1542 | RF00177 |
| 4V53_BA | 27 | 4V53 | 5S rRNA | 120 | RF00001 |
| 4V53_BB | 53 | 4V53 | 23S rRNA | 2904 | RF02541 |
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