| B3P2S2 | UFL1_DROER | Drosophila erecta (Fruit fly) | GG10135 | Detail |
| Q4R6Y5 | ZNRF4_MACFA | Macaca fascicularis (Crab-eating macaque) (Cynomolgus monkey) | ZNRF4 QtsA-16853 | Detail |
| P50623 | UBC9_YEAST | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast) | UBC9 YDL064W | Detail |
| Q66KG7 | ZNRF1_XENLA | Xenopus laevis (African clawed frog) | znrf1 | Detail |
| Q6ZT12 | UBR3_HUMAN | Homo sapiens (Human) | UBR3 KIAA2024 ZNF650 | Detail |
| A2AN08 | UBR4_MOUSE | Mus musculus (Mouse) | Ubr4 Kiaa0462 Zubr1 | Detail |
| P40984 | UBC9_SCHPO | Schizosaccharomyces pombe (strain 972 / ATCC 24843) (Fission yeast) | hus5 ubc9 SPAC30D11.13 | Detail |
| Q28CQ4 | UBC9_XENTR | Xenopus tropicalis (Western clawed frog) (Silurana tropicalis) | ube2i ubc9 ubce9 TEgg019l14.1 TEgg096h05.1 | Detail |
| P0AA99 | YAFK_ECOLI | Escherichia coli (strain K12) | yafK b0224 JW0214 | Detail |
| Q5WC42 | YKUD_BACSK | Bacillus clausii (strain KSM-K16) | ABC3535 | Detail |