| 1 | 3PEY|1|B (rep) | | RNA (5'-R(P*UP*UP*UP*UP*UP*U)-3') | | | | S. cerevisiae Dbp5 bound to RNA and ADP BeF3 | X-ray diffraction | 1.4 | 2011-03-23 |
| 2 | 3PEW|1|B | | RNA (5'-R(P*UP*UP*UP*UP*UP*U)-3') | | | | S. cerevisiae Dbp5 L327V bound to RNA and ADP BeF3 | X-ray diffraction | 1.5 | 2011-03-23 |
| 3 | 5ELX|1|B | | RNA (5'-R(P*UP*UP*UP*UP*UP*U)-3') | Saccharomyces cerevisiae | | | S. cerevisiae Dbp5 bound to RNA and mant-ADP BeF3 | X-ray diffraction | 1.81 | 2016-02-24 |
| 4 | 4ALP|1|E | | HEXA URIDINE | synthetic construct | | | The Lin28b Cold shock domain in complex with hexauridine | X-ray diffraction | 1.48 | 2012-09-05 |
| 5 | 5SZE|1|C | | RNA (5'-R(P*UP*UP*U)-3') | unidentified | | | Crystal structure of Aquifex aeolicus Hfq-RNA complex at 1.5A | X-ray diffraction | 1.5 | 2017-04-12 |
| 6 | 3O8C|1|C | | RNA (5'-R(P*UP*(5BU)P*UP*UP*UP*U)-3') | | | | Visualizing ATP-dependent RNA Translocation by the NS3 Helicase from HCV | X-ray diffraction | 2 | 2011-01-05 |
| 7 | 3PF5|1|R | | hexaribouracil (rU6) | | | | Crystal structure of Bs-CspB in complex with rU6 | X-ray diffraction | 1.68 | 2011-09-21 |
| 8 | 6WRE|1|D | | RNA (5'-R(*UP*(U37)P*(U37)P*UP)-3') | Homo sapiens | | | Crystal structure of mouse DXO in complex with 5'-OH RNA substrate mimic and calcium ion | X-ray diffraction | 2 | 2020-05-13 |
| 9 | 6I0U|1|B | | RNA (5'-R(*UP*UP*UP*U)-3') | Drosophila melanogaster | | | Crystal structure of DmTailor in complex with U6 RNA | X-ray diffraction | 2 | 2018-12-05 |
| 10 | 3PF5|1|S | | hexaribouracil (rU6) | | | | Crystal structure of Bs-CspB in complex with rU6 | X-ray diffraction | 1.68 | 2011-09-21 |
| 11 | 6PPN|1|A | | Mimic of unprocessed U6 snRNA | synthetic construct | | | Structure of S. pombe Lsm2-8 with unprocessed U6 snRNA | X-ray diffraction | 1.91 | 2020-06-17 |
| 12 | 6PPN|1|I | | Mimic of unprocessed U6 snRNA | synthetic construct | | | Structure of S. pombe Lsm2-8 with unprocessed U6 snRNA | X-ray diffraction | 1.91 | 2020-06-17 |