| F [auth U] | DNA_topoisoIV_1st | e2xcrU11 | A: alpha arrays | X: HTH | H: HTH | T: winged | F: DNA_topoisoIV_1st | ECOD (1.6) |
| F [auth U] | DNA_topoisoIV_3rd | e2xcrU12 | A: alpha bundles | X: alpha-helical domain in type II DNA topoisomerase (From Topology) | H: alpha-helical domain in type II DNA topoisomerase (From Topology) | T: alpha-helical domain in type II DNA topoisomerase | F: DNA_topoisoIV_3rd | ECOD (1.6) |
| F [auth U] | DNA_topoisoIV_2nd_1 | e2xcrU10 | A: a+b two layers | X: a+b domain in type II DNA topoisomerase (From Topology) | H: a+b domain in type II DNA topoisomerase (From Topology) | T: a+b domain in type II DNA topoisomerase | F: DNA_topoisoIV_2nd_1 | ECOD (1.6) |
| F [auth U] | DNA_gyraseB_C | e2xcrU4 | A: a/b three-layered sandwiches | X: HAD domain-like | H: HAD domain-related | T: Toprim domain | F: DNA_gyraseB_C | ECOD (1.6) |
| E [auth S] | DNA_topoisoIV_1st | e2xcrS11 | A: alpha arrays | X: HTH | H: HTH | T: winged | F: DNA_topoisoIV_1st | ECOD (1.6) |
| E [auth S] | DNA_topoisoIV_3rd | e2xcrS12 | A: alpha bundles | X: alpha-helical domain in type II DNA topoisomerase (From Topology) | H: alpha-helical domain in type II DNA topoisomerase (From Topology) | T: alpha-helical domain in type II DNA topoisomerase | F: DNA_topoisoIV_3rd | ECOD (1.6) |
| E [auth S] | DNA_topoisoIV_2nd_1 | e2xcrS10 | A: a+b two layers | X: a+b domain in type II DNA topoisomerase (From Topology) | H: a+b domain in type II DNA topoisomerase (From Topology) | T: a+b domain in type II DNA topoisomerase | F: DNA_topoisoIV_2nd_1 | ECOD (1.6) |
| E [auth S] | DNA_gyraseB_C | e2xcrS4 | A: a/b three-layered sandwiches | X: HAD domain-like | H: HAD domain-related | T: Toprim domain | F: DNA_gyraseB_C | ECOD (1.6) |
| B [auth D] | DNA_topoisoIV_1st | e2xcrD11 | A: alpha arrays | X: HTH | H: HTH | T: winged | F: DNA_topoisoIV_1st | ECOD (1.6) |
| B [auth D] | DNA_topoisoIV_3rd | e2xcrD12 | A: alpha bundles | X: alpha-helical domain in type II DNA topoisomerase (From Topology) | H: alpha-helical domain in type II DNA topoisomerase (From Topology) | T: alpha-helical domain in type II DNA topoisomerase | F: DNA_topoisoIV_3rd | ECOD (1.6) |
| B [auth D] | DNA_topoisoIV_2nd_1 | e2xcrD10 | A: a+b two layers | X: a+b domain in type II DNA topoisomerase (From Topology) | H: a+b domain in type II DNA topoisomerase (From Topology) | T: a+b domain in type II DNA topoisomerase | F: DNA_topoisoIV_2nd_1 | ECOD (1.6) |
| B [auth D] | DNA_gyraseB_C | e2xcrD4 | A: a/b three-layered sandwiches | X: HAD domain-like | H: HAD domain-related | T: Toprim domain | F: DNA_gyraseB_C | ECOD (1.6) |
| A [auth B] | DNA_topoisoIV_1st | e2xcrB11 | A: alpha arrays | X: HTH | H: HTH | T: winged | F: DNA_topoisoIV_1st | ECOD (1.6) |
| A [auth B] | DNA_topoisoIV_3rd | e2xcrB12 | A: alpha bundles | X: alpha-helical domain in type II DNA topoisomerase (From Topology) | H: alpha-helical domain in type II DNA topoisomerase (From Topology) | T: alpha-helical domain in type II DNA topoisomerase | F: DNA_topoisoIV_3rd | ECOD (1.6) |
| A [auth B] | DNA_topoisoIV_2nd_1 | e2xcrB10 | A: a+b two layers | X: a+b domain in type II DNA topoisomerase (From Topology) | H: a+b domain in type II DNA topoisomerase (From Topology) | T: a+b domain in type II DNA topoisomerase | F: DNA_topoisoIV_2nd_1 | ECOD (1.6) |
| A [auth B] | DNA_gyraseB_C | e2xcrB4 | A: a/b three-layered sandwiches | X: HAD domain-like | H: HAD domain-related | T: Toprim domain | F: DNA_gyraseB_C | ECOD (1.6) |