| B4JV25 | UFL1_DROGR | Drosophila grimshawi (Hawaiian fruit fly) (Idiomyia grimshawi) | GH17388 | Detail |
| Q9DDJ0 | UBC9B_DANRE | Danio rerio (Zebrafish) (Brachydanio rerio) | ube2ib ubc9b ube2i2 | Detail |
| P52491 | UBC12_YEAST | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast) | UBC12 YLR306W L2142.3 | Detail |
| Q28BK1 | HACE1_XENTR | Xenopus tropicalis (Western clawed frog) (Silurana tropicalis) | hace1 TEgg040h18.1 | Detail |
| Q9FFK8 | NFXL2_ARATH | Arabidopsis thaliana (Mouse-ear cress) | NFXL2 EBI At5g05660 MJJ3.6 | Detail |
| B4T918 | SOPA_SALHS | Salmonella heidelberg (strain SL476) | sopA SeHA_C2289 | Detail |
| B3LYC0 | UFL1_DROAN | Drosophila ananassae (Fruit fly) | GF17327 | Detail |
| E9Q735 | UBE4A_MOUSE | Mus musculus (Mouse) | Ube4a Ufd2b | Detail |
| Q1K9C4 | YFK7_SCHPO | Schizosaccharomyces pombe (strain 972 / ATCC 24843) (Fission yeast) | SPAC167.07c SPAC57A7.03c | Detail |
| Q8R6G8 | TRMB_FUSNN | Fusobacterium nucleatum subsp. nucleatum (strain ATCC 25586 / CIP 101130 / JCM 8532 / LMG 13131) | trmB FN1606 | Detail |