| Q54QG5 | Y3893_DICDI | Dictyostelium discoideum (Slime mold) | DDB_G0283893 | Detail |
| P35132 | UBC9_ARATH | Arabidopsis thaliana (Mouse-ear cress) | UBC9 UBC4B At4g27960 T13J8.70 | Detail |
| Q6C9W0 | UBC12_YARLI | Yarrowia lipolytica (strain CLIB 122 / E 150) (Yeast) (Candida lipolytica) | UBC12 YALI0D07890g | Detail |
| P55564 | Y4ME_SINFN | Sinorhizobium fredii (strain NBRC 101917 / NGR234) | NGR_a02540 y4mE | Detail |
| P05448 | YAT5_RHOBL | Rhodobacter blasticus (Rhodopseudomonas blastica) | | Detail |
| Q9VI55 | UFL1_DROME | Drosophila melanogaster (Fruit fly) | Ufl1 CG1104 | Detail |
| B4NAB3 | UFL1_DROWI | Drosophila willistoni (Fruit fly) | GK12257 | Detail |
| Q58909 | Y1514_METJA | Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440) (Methanococcus jannaschii) | MJ1514 | Detail |
| Q9CY34 | UB2FA_MOUSE | Mus musculus (Mouse) | Ube2f Ube2fa | Detail |
| P44011 | Y523_HAEIN | Haemophilus influenzae (strain ATCC 51907 / DSM 11121 / KW20 / Rd) | HI_0523 | Detail |