| 1 | 6Q1H|1|D (rep) | | RNA (5'-R(P*AP*AP*A)-3') | Pseudomonas aeruginosa | | | Structure of P. aeruginosa ATCC27853 NucC, cAAA-bound form | X-ray diffraction | 1.45 | 3 | 2019-12-25 |
| 2 | 6Q1H|1|H | | RNA (5'-R(P*AP*AP*A)-3') | Pseudomonas aeruginosa | | | Structure of P. aeruginosa ATCC27853 NucC, cAAA-bound form | X-ray diffraction | 1.45 | 3 | 2019-12-25 |
| 3 | 6P7P|1|F | | Cyclic tri-AMP (5'-3' linked) | Escherichia coli | | | Structure of E. coli MS115-1 NucC, cAAA-bound form | X-ray diffraction | 1.66 | 3 | 2019-12-25 |
| 4 | 6P7P|1|E | | Cyclic tri-AMP (5'-3' linked) | Escherichia coli | | | Structure of E. coli MS115-1 NucC, cAAA-bound form | X-ray diffraction | 1.66 | 3 | 2019-12-25 |
| 5 | 6P7P|1|D | | Cyclic tri-AMP (5'-3' linked) | Escherichia coli | | | Structure of E. coli MS115-1 NucC, cAAA-bound form | X-ray diffraction | 1.66 | 3 | 2019-12-25 |
| 6 | 7ZGV|1|D | | RNA (5'-R(P*AP*AP*A)-3') | Serratia | | | Serratia NucC bound to cA3 | X-ray diffraction | 1.48 | 3 | 2022-10-26 |
| 7 | 7SOQ|1|B | | RNA (5'-R(*AP*AP*A)-3') | synthetic construct | | | LaM domain of human LARP1 in complex with AAA RNA | X-ray diffraction | 1.15 | 3 | 2022-08-03 |
| 8 | 7SOR|1|D | | RNA (5'-R(*AP*AP*A)-3') | synthetic construct | | | LaM domain of human LARP1 in complex with AAA RNA | X-ray diffraction | 1.35 | 3 | 2022-08-03 |
| 9 | 7SOR|1|B | | RNA (5'-R(*AP*AP*A)-3') | synthetic construct | | | LaM domain of human LARP1 in complex with AAA RNA | X-ray diffraction | 1.35 | 3 | 2022-08-03 |
| 10 | 8KBH|1|J | | (2-ACETYL-5-METHYLANILINO)(2,6-DIBROMOPHENYL)ACETAMIDE | synthetic construct | | | Structure of CbTad1 complexed with 2',3'-cGAMP and cA3 | X-ray diffraction | 1.54 | 3 | 2024-08-21 |
| 11 | 8KBH|1|L | | (2-ACETYL-5-METHYLANILINO)(2,6-DIBROMOPHENYL)ACETAMIDE | synthetic construct | | | Structure of CbTad1 complexed with 2',3'-cGAMP and cA3 | X-ray diffraction | 1.54 | 3 | 2024-08-21 |
| 12 | 6VM6|1|J | | 2'-5'-Linked Cyclic RNA (5'-R(P*AP*AP*A)-3') | synthetic construct | | | Structure of Acinetobacter baumannii Cap4 SAVED/CARF-domain containing receptor with the cyclic trinucleotide 2'3'3'-cAAA | X-ray diffraction | 2.1 | 3 | 2020-06-17 |
| 13 | 8KBH|1|K | | (2-ACETYL-5-METHYLANILINO)(2,6-DIBROMOPHENYL)ACETAMIDE | synthetic construct | | | Structure of CbTad1 complexed with 2',3'-cGAMP and cA3 | X-ray diffraction | 1.54 | 3 | 2024-08-21 |
| 14 | 6VM6|1|G | | 2'-5'-Linked Cyclic RNA (5'-R(P*AP*AP*A)-3') | synthetic construct | | | Structure of Acinetobacter baumannii Cap4 SAVED/CARF-domain containing receptor with the cyclic trinucleotide 2'3'3'-cAAA | X-ray diffraction | 2.1 | 3 | 2020-06-17 |
| 15 | 9ZWR|1|F | | 5'-OH RNA (5'-r(ApApA)-3') or 5'-phosphorylated RNA (5'-r(pApApA)-3') | synthetic construct | | | Crystal structure of the N4BP2 polynucleotide kinase domain complexed with ATP or ADP, Mg, and the trinucleotide substrate AAA or its 5'-phosphorylated product pAAA. | X-ray diffraction | 2.3 | 3 | 2026-09-23 |
| 16 | 9ZWR|1|E | | 5'-OH RNA (5'-r(ApApA)-3') or 5'-phosphorylated RNA (5'-r(pApApA)-3') | synthetic construct | | | Crystal structure of the N4BP2 polynucleotide kinase domain complexed with ATP or ADP, Mg, and the trinucleotide substrate AAA or its 5'-phosphorylated product pAAA. | X-ray diffraction | 2.3 | 3 | 2026-09-23 |
| 17 | 6WAN|1|K | | Cyclic RNA (R(P*AP*AP*A) | synthetic construct | | | Structure of Acinetobacter baumannii Cap4 SAVED/CARF-domain containing receptor with the cyclic trinucleotide 3'3'3'-cAAA | X-ray diffraction | 2.4 | 3 | 2020-06-17 |
| 18 | 9ZWR|1|D | | 5'-OH RNA (5'-r(ApApA)-3') or 5'-phosphorylated RNA (5'-r(pApApA)-3') | synthetic construct | | | Crystal structure of the N4BP2 polynucleotide kinase domain complexed with ATP or ADP, Mg, and the trinucleotide substrate AAA or its 5'-phosphorylated product pAAA. | X-ray diffraction | 2.3 | 3 | 2026-09-23 |
| 19 | 8KBF|1|D | | (2-ACETYL-5-METHYLANILINO)(2,6-DIBROMOPHENYL)ACETAMIDE | synthetic construct | | | Structure of CbTad1 complexed with 1',3'-cADPR and cA3 | X-ray diffraction | 2.31 | 3 | 2024-08-07 |
| 20 | 6WAN|1|H | | Cyclic RNA (R(P*AP*AP*A) | synthetic construct | | | Structure of Acinetobacter baumannii Cap4 SAVED/CARF-domain containing receptor with the cyclic trinucleotide 3'3'3'-cAAA | X-ray diffraction | 2.4 | 3 | 2020-06-17 |
| 21 | 6WAN|1|G | | Cyclic RNA (R(P*AP*AP*A) | synthetic construct | | | Structure of Acinetobacter baumannii Cap4 SAVED/CARF-domain containing receptor with the cyclic trinucleotide 3'3'3'-cAAA | X-ray diffraction | 2.4 | 3 | 2020-06-17 |
| 22 | 6WAN|1|L | | Cyclic RNA (R(P*AP*AP*A) | synthetic construct | | | Structure of Acinetobacter baumannii Cap4 SAVED/CARF-domain containing receptor with the cyclic trinucleotide 3'3'3'-cAAA | X-ray diffraction | 2.4 | 3 | 2020-06-17 |
| 23 | 6WAN|1|I | | Cyclic RNA (R(P*AP*AP*A) | synthetic construct | | | Structure of Acinetobacter baumannii Cap4 SAVED/CARF-domain containing receptor with the cyclic trinucleotide 3'3'3'-cAAA | X-ray diffraction | 2.4 | 3 | 2020-06-17 |
| 24 | 8KBF|1|C | | (2-ACETYL-5-METHYLANILINO)(2,6-DIBROMOPHENYL)ACETAMIDE | synthetic construct | | | Structure of CbTad1 complexed with 1',3'-cADPR and cA3 | X-ray diffraction | 2.31 | 3 | 2024-08-07 |
| 25 | 6YWO|1|F | | RNA (5'-R(*AP*AP*A)-3') | synthetic construct | | | CutA in complex with A3 RNA | X-ray diffraction | 1.9 | 3 | 2020-08-05 |
| 26 | 8TL0|1|F | | RNA (5'-R(*AP*AP*A)-3') | synthetic construct | | | Structure of activated SAVED-CHAT filament | Electron microscopy | 3.1 | 3 | 2024-03-06 |
| 27 | 8TL0|1|H | | RNA (5'-R(*AP*AP*A)-3') | synthetic construct | | | Structure of activated SAVED-CHAT filament | Electron microscopy | 3.1 | 3 | 2024-03-06 |
| 28 | 6WAN|1|J | | Cyclic RNA (R(P*AP*AP*A) | synthetic construct | | | Structure of Acinetobacter baumannii Cap4 SAVED/CARF-domain containing receptor with the cyclic trinucleotide 3'3'3'-cAAA | X-ray diffraction | 2.4 | 3 | 2020-06-17 |
| 29 | 6YWO|1|E | | RNA (5'-R(*AP*AP*A)-3') | synthetic construct | | | CutA in complex with A3 RNA | X-ray diffraction | 1.9 | 3 | 2020-08-05 |
| 30 | 8TL0|1|E | | RNA (5'-R(*AP*AP*A)-3') | synthetic construct | | | Structure of activated SAVED-CHAT filament | Electron microscopy | 3.1 | 3 | 2024-03-06 |
| 31 | 8TL0|1|G | | RNA (5'-R(*AP*AP*A)-3') | synthetic construct | | | Structure of activated SAVED-CHAT filament | Electron microscopy | 3.1 | 3 | 2024-03-06 |
| 32 | 4OAU|1|A | | RNA (5'-R(P*A*AP*A)-2') | | | | Complete human RNase L in complex with biological activators. | X-ray diffraction | 2.6 | 3 | 2014-03-12 |
| 33 | 6YWO|1|K | | RNA (5'-R(*AP*AP*A)-3') | synthetic construct | | | CutA in complex with A3 RNA | X-ray diffraction | 1.9 | 3 | 2020-08-05 |
| 34 | 8TL0|1|M | | RNA (5'-R(*AP*AP*A)-3') | synthetic construct | | | Structure of activated SAVED-CHAT filament | Electron microscopy | 3.1 | 3 | 2024-03-06 |
| 35 | 6VM6|1|I | | 2'-5'-Linked Cyclic RNA (5'-R(P*AP*AP*A)-3') | synthetic construct | | | Structure of Acinetobacter baumannii Cap4 SAVED/CARF-domain containing receptor with the cyclic trinucleotide 2'3'3'-cAAA | X-ray diffraction | 2.1 | 3 | 2020-06-17 |
| 36 | 6VM6|1|H | | 2'-5'-Linked Cyclic RNA (5'-R(P*AP*AP*A)-3') | synthetic construct | | | Structure of Acinetobacter baumannii Cap4 SAVED/CARF-domain containing receptor with the cyclic trinucleotide 2'3'3'-cAAA | X-ray diffraction | 2.1 | 3 | 2020-06-17 |
| 37 | 8TL0|1|J | | RNA (5'-R(*AP*AP*A)-3') | synthetic construct | | | Structure of activated SAVED-CHAT filament | Electron microscopy | 3.1 | 3 | 2024-03-06 |
| 38 | 8KBC|1|O | | (2-ACETYL-5-METHYLANILINO)(2,6-DIBROMOPHENYL)ACETAMIDE | synthetic construct | | | Structure of CmTad1 complexed with cAAA | X-ray diffraction | 2.8 | 3 | 2024-08-21 |
| 39 | 6YWO|1|I | | RNA (5'-R(*AP*AP*A)-3') | synthetic construct | | | CutA in complex with A3 RNA | X-ray diffraction | 1.9 | 3 | 2020-08-05 |
| 40 | 8KBC|1|N | | (2-ACETYL-5-METHYLANILINO)(2,6-DIBROMOPHENYL)ACETAMIDE | synthetic construct | | | Structure of CmTad1 complexed with cAAA | X-ray diffraction | 2.8 | 3 | 2024-08-21 |
| 41 | 8KBC|1|Q | | (2-ACETYL-5-METHYLANILINO)(2,6-DIBROMOPHENYL)ACETAMIDE | synthetic construct | | | Structure of CmTad1 complexed with cAAA | X-ray diffraction | 2.8 | 3 | 2024-08-21 |
| 42 | 8KBC|1|P | | (2-ACETYL-5-METHYLANILINO)(2,6-DIBROMOPHENYL)ACETAMIDE | synthetic construct | | | Structure of CmTad1 complexed with cAAA | X-ray diffraction | 2.8 | 3 | 2024-08-21 |
| 43 | 8Z4I|1|C | | cyclic tri-adenylate | synthetic construct | | | crystal structure of Cdn1 in complex with cA3 | X-ray diffraction | 2.8 | 3 | 2026-02-04 |
| 44 | 2A1R|1|C | | 5'-R(*AP*AP*A)-3' | | | | Crystal structure of PARN nuclease domain | X-ray diffraction | 2.6 | 3 | 2005-12-20 |
| 45 | 3GPQ|1|E | | RNA (5'-R(*AP*AP*A)-3') | | | | Crystal structure of macro domain of Chikungunya virus in complex with RNA | X-ray diffraction | 2 | 2 | 2009-07-21 |
| 46 | 2A1R|1|D | | 5'-R(*AP*AP*A)-3' | | | | Crystal structure of PARN nuclease domain | X-ray diffraction | 2.6 | 3 | 2005-12-20 |
| 47 | 6M6V|1|F | | RNA (5'-R(P*AP*AP*A)-3') | Escherichia coli | | | Crystal structure the toxin-antitoxin MntA-HepT | X-ray diffraction | 3.08 | 3 | 2020-09-30 |
| 48 | 3GPQ|1|F | | RNA (5'-R(*AP*AP*A)-3') | | | | Crystal structure of macro domain of Chikungunya virus in complex with RNA | X-ray diffraction | 2 | 2 | 2009-07-21 |
| 49 | 6M6V|1|E | | RNA (5'-R(P*AP*AP*A)-3') | Escherichia coli | | | Crystal structure the toxin-antitoxin MntA-HepT | X-ray diffraction | 3.08 | 3 | 2020-09-30 |
| 50 | 8TL0|1|N | | RNA (5'-R(*AP*AP*A)-3') | synthetic construct | | | Structure of activated SAVED-CHAT filament | Electron microscopy | 3.1 | 3 | 2024-03-06 |
| 51 | 6VM6|1|K | | 2'-5'-Linked Cyclic RNA (5'-R(P*AP*AP*A)-3') | synthetic construct | | | Structure of Acinetobacter baumannii Cap4 SAVED/CARF-domain containing receptor with the cyclic trinucleotide 2'3'3'-cAAA | X-ray diffraction | 2.1 | 3 | 2020-06-17 |
| 52 | 6O79|1|C | | cyclic RNA cA3 | synthetic construct | | | Crystal structure of Csm1-Csm4 cassette in complex with cA3 | X-ray diffraction | 3 | 3 | 2019-07-31 |
| 53 | 6M6V|1|G | | RNA (5'-R(P*AP*AP*A)-3') | Escherichia coli | | | Crystal structure the toxin-antitoxin MntA-HepT | X-ray diffraction | 3.08 | 3 | 2020-09-30 |
| 54 | 6HYU|1|D | | RNA (5'-R(*A*AP*A)-3') | synthetic construct | | | Crystal structure of DHX8 helicase bound to single stranded poly-adenine RNA | X-ray diffraction | 3.22 | 3 | 2019-08-28 |
| 55 | 8ZWK|1|G | | RNA (5'-R(P*AP*AP*A)-3') | Homo sapiens | | | Polyadenylic acid bound alpha-synuclein fibril Polymorph 2 | Electron microscopy | 3.4 | 3 | 2024-07-03 |
| 56 | 8ZWK|1|Q | | RNA (5'-R(P*AP*AP*A)-3') | Homo sapiens | | | Polyadenylic acid bound alpha-synuclein fibril Polymorph 2 | Electron microscopy | 3.4 | 3 | 2024-07-03 |
| 57 | 8ZWJ|1|F | | RNA (5'-R(P*AP*AP*A)-3') | Homo sapiens | | | Polyadenylic acid bound alpha-synuclein fibril Polymorph 1 | Electron microscopy | 3.1 | 3 | 2024-07-03 |
| 58 | 8ZWJ|1|Q | | RNA (5'-R(P*AP*AP*A)-3') | Homo sapiens | | | Polyadenylic acid bound alpha-synuclein fibril Polymorph 1 | Electron microscopy | 3.1 | 3 | 2024-07-03 |
| 59 | 1LAJ|1|R | | 5'-R(*AP*AP*A)-3' | | | | The Structure of Tomato Aspermy Virus by X-Ray Crystallography | X-ray diffraction | 3.4 | 3 | 2002-11-27 |