| P68037 | UB2L3_MOUSE | Mus musculus (Mouse) | Ube2l3 Ubce7 | Detail |
| Q5UQ57 | UBC2_MIMIV | Acanthamoeba polyphaga mimivirus (APMV) | MIMI_L709 | Detail |
| Q54AK6 | UB2JL_DICDI | Dictyostelium discoideum (Slime mold) | DDB_G0294380 | Detail |
| Q60769 | TNAP3_MOUSE | Mus musculus (Mouse) | Tnfaip3 Tnfip3 | Detail |
| Q642Q1 | SAE2A_XENLA | Xenopus laevis (African clawed frog) | uba2-a sae2-a uble1b-a | Detail |
| P39410 | YJJJ_ECOLI | Escherichia coli (strain K12) | yjjJ b4385 JW4348 | Detail |
| Q9VM35 | U2QL1_DROME | Drosophila melanogaster (Fruit fly) | CG4502 | Detail |
| P52493 | UBC2_NEUCR | Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) | mus-8 ubc2 NCU09731 | Detail |
| Q9P7P0 | YOL4_SCHPO | Schizosaccharomyces pombe (strain 972 / ATCC 24843) (Fission yeast) | SPBC1718.04 | Detail |
| P49459 | UBE2A_HUMAN | Homo sapiens (Human) | UBE2A RAD6A | Detail |