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Clan: DNA-mend (28)
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Family: Topoisom_I (12)
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Deinococcus radiodurans (1)
3M4AA:69-314CRYSTAL STRUCTURE OF A BACTERIAL TOPOISOMERASE IB IN COMPLEX WITH DNA REVEALS A SECONDARY DNA BINDING SITE
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Homo sapiens (Human) (10)
1K4SA:431-632HUMAN DNA TOPOISOMERASE I IN COVALENT COMPLEX WITH A 22 BASE PAIR DNA DUPLEX
1K4TA:431-668HUMAN DNA TOPOISOMERASE I (70 KDA) IN COMPLEX WITH THE POISON TOPOTECAN AND COVALENT COMPLEX WITH A 22 BASE PAIR DNA DUPLEX
1LPQA:431-668HUMAN DNA TOPOISOMERASE I (70 KDA) IN NON-COVALENT COMPLEX WITH A 22 BASE PAIR DNA DUPLEX CONTAINING AN 8-OXOG LESION
1NH3A:431-626HUMAN TOPOISOMERASE I ARA-C COMPLEX
1R49A:431-668HUMAN TOPOISOMERASE I (TOPO70) DOUBLE MUTANT K532R/Y723F
1RR8C:431-636STRUCTURAL MECHANISMS OF CAMPTOTHECIN RESISTANCE BY MUTATIONS IN HUMAN TOPOISOMERASE I
1RRJA:431-668STRUCTURAL MECHANISMS OF CAMPTOTHECIN RESISTANCE BY MUTATIONS IN HUMAN TOPOISOMERASE I
1SC7A:431-668HUMAN DNA TOPOISOMERASE I (70 KDA) IN COMPLEX WITH THE INDENOISOQUINOLINE MJ-II-38 AND COVALENT COMPLEX WITH A 22 BASE PAIR DNA DUPLEX
1SEUA:431-668HUMAN DNA TOPOISOMERASE I (70 KDA) IN COMPLEX WITH THE INDOLOCARBAZOLE SA315F AND COVALENT COMPLEX WITH A 22 BASE PAIR DNA DUPLEX
1T8IA:431-668HUMAN DNA TOPOISOMERASE I (70 KDA) IN COMPLEX WITH THE POISON CAMPTOTHECIN AND COVALENT COMPLEX WITH A 22 BASE PAIR DNA DUPLEX
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Vaccinia virus (strain Western Reserve) (VACV) (Vaccinia virus (strain WR)) (1)
1VCCA:62-77AMINO TERMINAL 9KDA DOMAIN OF VACCINIA VIRUS DNA TOPOISOMERASE I RESIDUES 1-77, EXPERIMENTAL ELECTRON DENSITY FOR RESIDUES 1-77