| 2Y43 | B:21-65; B:21-65 | RAD18 UBIQUITIN LIGASE RING DOMAIN STRUCTURE |
| 2YUR | A:14-60 | SOLUTION STRUCTURE OF THE RING FINGER OF HUMAN RETINOBLASTOMA-BINDING PROTEIN 6 |
| 3L11 | A:12-56 | CRYSTAL STRUCTURE OF THE RING DOMAIN OF RNF168 |
| 2JMD | A:5-49 | SOLUTION STRUCTURE OF THE RING DOMAIN OF HUMAN TRAF6 |
| 2YSJ | A:19-63 | SOLUTION STRUCTURE OF THE RING DOMAIN (1-56) FROM TRIPARTITE MOTIF-CONTAINING PROTEIN 31 |
| 2YSL | A:19-65 | SOLUTION STRUCTURE OF THE RING DOMAIN (1-66) FROM TRIPARTITE MOTIF-CONTAINING PROTEIN 31 |
| 3LRQ | D:11-56; D:11-56; D:11-56; D:11-56 | CRYSTAL STRUCTURE OF THE U-BOX DOMAIN OF HUMAN UBIQUITIN-PROTEIN LIGASE (E3), NORTHEAST STRUCTURAL GENOMICS CONSORTIUM TARGET HR4604D. |
| 1Z6U | B:729-773; B:729-773 | NP95-LIKE RING FINGER PROTEIN ISOFORM B [HOMO SAPIENS] |