| ID | Fold | PDBID | PDB annotation | Length | RFam ID |
| 6YPU_2 | 56 | 6YPU | 16S ribosomal RNA | 1544 | RF00177 |
| 6YPU_4 | 266 | 6YPU | 16S ribosomal RNA | 1544 | RF00177 |
| 6YS3_a | 27 | 6YS3 | 5S rRNA | 120 | RF00001 |
| 6YS3_b | 53 | 6YS3 | 23S rRNA | 2906 | RF02541 |
| 6YS3_v | 14 | 6YS3 | glycine-tRNA glyT | 75 | RF00005 |
| 6YS5_3 | 337 | 6YS5 | 16S ribosomal RNA | 1544 | RF00177 |
| 6YS5_7 | 4 | 6YS5 | E-site tRNA | 77 | RF00005 |
| 6YSI_1 | 53 | 6YSI | 23S ribosomal RNA | 2903 | RF02541 |
| 6YSI_5 | 27 | 6YSI | 5S ribosomal RNA | 117 | RF00001 |
| 6YSI_8 | 595 | 6YSI | E-site tRNA | 77 | RF00005 |
| 6YSR_A | 53 | 6YSR | 23S ribosomal RNA | 2903 | RF02541 |
| 6YSR_B | 27 | 6YSR | 5S ribosomal RNA | 120 | RF00001 |
| 6YSR_a | 56 | 6YSR | 16S ribosomal RNA | 1542 | RF00177 |
| 6YSR_w | 14 | 6YSR | P-site fMet-Phe-tRNA(Phe) | 76 | RF00005 |
| 6YSR_x | 704 | 6YSR | mRNA | 15 | - |
| 6YSS_A | 53 | 6YSS | 23S ribosomal RNA | 2903 | RF02541 |
| 6YSS_B | 27 | 6YSS | 5S ribosomal RNA | 120 | RF00001 |
| 6YSS_a | 56 | 6YSS | 16S ribosomal RNA | 1542 | RF00177 |
| 6YSS_w | 14 | 6YSS | P-site tRNAPhe | 76 | RF00005 |
| 6YSS_x | 57 | 6YSS | mRNA | 15 | - |
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