| Q8PUB7 | TOP6A_METMA | Methanosarcina mazei (strain ATCC BAA-159 / DSM 3647 / Goe1 / Go1 / JCM 11833 / OCM 88) (Methanosarcina frisia) | top6A MM_2418 | Detail |
| Q0DSV9 | TOP6A_ORYSJ | Oryza sativa subsp. japonica (Rice) | SPO11-3 TOP6A TOP6A3 Os03g0284800 LOC_Os03g17610 OSJNBa0013D02.18 | Detail |
| Q9V135 | TOP6B_PYRAB | Pyrococcus abyssi (strain GE5 / Orsay) | top6B PYRAB05940 PAB0407 | Detail |
| Q971T2 | TOP6B_SULTO | Sulfurisphaera tokodaii (strain DSM 16993 / JCM 10545 / NBRC 100140 / 7) (Sulfolobus tokodaii) | top6B STK_12940 | Detail |
| P41515 | TOP2A_CRIGR | Cricetulus griseus (Chinese hamster) (Cricetulus barabensis griseus) | TOP2A TOP-2 TOP2 | Detail |
| P11388 | TOP2A_HUMAN | Homo sapiens (Human) | TOP2A TOP2 | Detail |
| Q01320 | TOP2A_MOUSE | Mus musculus (Mouse) | Top2a Top-2 Top2 | Detail |
| O67108 | TOP4A_AQUAE | Aquifex aeolicus (strain VF5) | gyrA aq_980 | Detail |
| O05208 | TOP6A_SACSH | Saccharolobus shibatae (Sulfolobus shibatae) | top6A | Detail |
| Q57815 | TOP6A_METJA | Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440) (Methanococcus jannaschii) | top6A MJ0369 | Detail |