| 1 | 7SOS|1|B (rep) | | RNA (5'-R(*AP*AP*AP*A)-3') | synthetic construct | Synthetic | | LaM domain of human LARP1 in complex with AAAA RNA | X-ray diffraction | 1.25 | 2022-08-03 |
| 2 | 6SCE|1|B | | cyclic oligoadenylate | synthetic construct | Synthetic | | Structure of a Type III CRISPR defence DNA nuclease activated by cyclic oligoadenylate | X-ray diffraction | 1.83 | 2020-02-19 |
| 3 | 6XL1|1|C | | cA4 | synthetic construct | Synthetic | | crystal structure of cA4-activated Cad1(D294N) | X-ray diffraction | 1.95 | 2020-12-30 |
| 4 | 6SCF|1|I | | cyclic oligoadenylate | synthetic construct | Synthetic | | A viral anti-CRISPR subverts type III CRISPR immunity by rapid degradation of cyclic oligoadenylate | X-ray diffraction | 1.55 | 2019-10-30 |
| 5 | 6SCF|1|K | | cyclic oligoadenylate | synthetic construct | Synthetic | | A viral anti-CRISPR subverts type III CRISPR immunity by rapid degradation of cyclic oligoadenylate | X-ray diffraction | 1.55 | 2019-10-30 |
| 6 | 6YUD|1|K | | cyclic tetra-adenylate (cA4) | synthetic construct | Synthetic | | Structure of Csx3/Crn3 from Archaeoglobus fulgidus in complex with cyclic tetra-adenylate (cA4) | X-ray diffraction | 1.84 | 2020-08-19 |
| 7 | 6YUD|1|O | | cyclic tetra-adenylate (cA4) | synthetic construct | Synthetic | | Structure of Csx3/Crn3 from Archaeoglobus fulgidus in complex with cyclic tetra-adenylate (cA4) | X-ray diffraction | 1.84 | 2020-08-19 |
| 8 | 6SCF|1|M | | cyclic oligoadenylate | synthetic construct | Synthetic | | A viral anti-CRISPR subverts type III CRISPR immunity by rapid degradation of cyclic oligoadenylate | X-ray diffraction | 1.55 | 2019-10-30 |
| 9 | 6YUD|1|P | | cyclic tetra-adenylate (cA4) | synthetic construct | Synthetic | | Structure of Csx3/Crn3 from Archaeoglobus fulgidus in complex with cyclic tetra-adenylate (cA4) | X-ray diffraction | 1.84 | 2020-08-19 |
| 10 | 6SCF|1|L | | cyclic oligoadenylate | synthetic construct | Synthetic | | A viral anti-CRISPR subverts type III CRISPR immunity by rapid degradation of cyclic oligoadenylate | X-ray diffraction | 1.55 | 2019-10-30 |
| 11 | 6YUD|1|M | | cyclic tetra-adenylate (cA4) | synthetic construct | Synthetic | | Structure of Csx3/Crn3 from Archaeoglobus fulgidus in complex with cyclic tetra-adenylate (cA4) | X-ray diffraction | 1.84 | 2020-08-19 |
| 12 | 6YUD|1|Q | | cyclic tetra-adenylate (cA4) | synthetic construct | Synthetic | | Structure of Csx3/Crn3 from Archaeoglobus fulgidus in complex with cyclic tetra-adenylate (cA4) | X-ray diffraction | 1.84 | 2020-08-19 |
| 13 | 7DID|1|C | | RNA (5'-R(*AP*AP*AP*A)-3') | Mycoplasma genitalium G37 | Bacteria | | Mycoplasma genitalium RNase R in complex with ribose methylated single-stranded RNA | X-ray diffraction | 1.9 | 2021-03-17 |
| 14 | 7Z55|1|CCC | | Cyclic RNA cA4 | synthetic construct | Synthetic | | Crystal Structure of the Ring Nuclease 0455 from Sulfolobus islandicus (Sis0455) in complex with its substrate | X-ray diffraction | 1.664 | 2022-11-23 |