| O29322 | TOP6A_ARCFU | Archaeoglobus fulgidus (strain ATCC 49558 / VC-16 / DSM 4304 / JCM 9628 / NBRC 100126) | top6A AF_0940 | Detail |
| P30182 | TOP2_ARATH | Arabidopsis thaliana (Mouse-ear cress) | TOP2 At3g23890 F14O13.7 | Detail |
| Q01879 | TOP2_PICGU | Meyerozyma guilliermondii (strain ATCC 6260 / CBS 566 / DSM 6381 / JCM 1539 / NBRC 10279 / NRRL Y-324) (Yeast) (Candida guilliermondii) | TOP2 PGUG_04026 | Detail |
| B0R4D2 | TOP6A_HALS3 | Halobacterium salinarum (strain ATCC 29341 / DSM 671 / R1) | top6A OE_2301R | Detail |
| Q468I6 | TOP6A_METBF | Methanosarcina barkeri (strain Fusaro / DSM 804) | top6A Mbar_A2806 | Detail |
| Q3IPW6 | TOP6B_NATPD | Natronomonas pharaonis (strain ATCC 35678 / DSM 2160 / CIP 103997 / NBRC 14720 / NCIMB 2260 / Gabara) (Halobacterium pharaonis) | top6B NP_3482A | Detail |
| Q9Y5K1 | SPO11_HUMAN | Homo sapiens (Human) | SPO11 | Detail |
| P0C9C2 | TOP2_ASFK5 | African swine fever virus (isolate Pig/Kenya/KEN-50/1950) (ASFV) | Ken-124 | Detail |
| P43703 | PARE_HAEIN | Haemophilus influenzae (strain ATCC 51907 / DSM 11121 / KW20 / Rd) | parE HI_1528 | Detail |
| Q5UQE6 | TOP2_MIMIV | Acanthamoeba polyphaga mimivirus (APMV) | TOP2 MIMI_R480 | Detail |