| P0A2I2 | TOP1_SALTI | Salmonella typhi | topA STY1336 t1627 | Detail |
| Q8K9P7 | TOP1_BUCAP | Buchnera aphidicola subsp. Schizaphis graminum (strain Sg) | topA BUsg_273 | Detail |
| Q9LVP1 | TOP3A_ARATH | Arabidopsis thaliana (Mouse-ear cress) | TOP3A At5g63920 MGI19.16 | Detail |
| Q9NG98 | TOP3A_DROME | Drosophila melanogaster (Fruit fly) | Top3alpha CG10123 | Detail |
| Q9Z321 | TOP3B_MOUSE | Mus musculus (Mouse) | Top3b Top3b1 | Detail |
| Q8CRF7 | TOP3_STAES | Staphylococcus epidermidis (strain ATCC 12228) | topB SE_1828 | Detail |
| F4ISQ7 | TOP3B_ARATH | Arabidopsis thaliana (Mouse-ear cress) | At2g32000 F22D22.25 | Detail |
| Q9FJ79 | TOP1B_ARATH | Arabidopsis thaliana (Mouse-ear cress) | TOP1B TOP1 TOP1BETA At5g55310 MTE17.2 | Detail |
| Q9ZMV7 | TOP1_HELPJ | Helicobacter pylori (strain J99 / ATCC 700824) (Campylobacter pylori J99) | topA jhp_0108 | Detail |
| O73954 | TOP1_PYRFU | Pyrococcus furiosus (strain ATCC 43587 / DSM 3638 / JCM 8422 / Vc1) | topA PF0494 | Detail |