| Q9W0Y2 | YS11_DROME | Drosophila melanogaster (Fruit fly) | CG2811 | Detail |
| Q3UWQ3 | UB2FB_MOUSE | Mus musculus (Mouse) | Ube2fb Gm5434 | Detail |
| Q9ZU75 | UB12L_ARATH | Arabidopsis thaliana (Mouse-ear cress) | RCE2 At2g18600 F24H14.5 | Detail |
| Q1JQA1 | UBE3D_BOVIN | Bos taurus (Bovine) | UBE3D H10BH UBE2CBP | Detail |
| Q4R367 | UFL1_MACFA | Macaca fascicularis (Crab-eating macaque) (Cynomolgus monkey) | UFL1 MAXER QtsA-19276 RCAD | Detail |
| Q12185 | YD018_YEAST | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast) | YDR018C PZF396 YD9335.04C | Detail |
| Q8RWB8 | UPL6_ARATH | Arabidopsis thaliana (Mouse-ear cress) | UPL6 At3g17205 MCE21.4 MGD8.25 | Detail |
| Q17750 | UFL1_CAEEL | Caenorhabditis elegans | ufl-1 C06G3.9 | Detail |
| P22525 | YCBB_ECOLI | Escherichia coli (strain K12) | ycbB b0925 JW0908 | Detail |
| Q9W6H5 | UBC9A_DANRE | Danio rerio (Zebrafish) (Brachydanio rerio) | ube2ia ubc9a ube2i | Detail |