##gff-version 3 Q68X45 UniProtKB Chain 1 779 . . . ID=PRO_0000273106;Note=DNA topoisomerase 1 Q68X45 UniProtKB Domain 1 111 . . . Note=Toprim;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00952 Q68X45 UniProtKB Domain 132 568 . . . Note=Topo IA-type catalytic;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU01383 Q68X45 UniProtKB Zinc finger 600 627 . . . Note=C4-type Q68X45 UniProtKB Region 166 171 . . . Note=Interaction with DNA;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00952 Q68X45 UniProtKB Active site 304 304 . . . Note=O-(5'-phospho-DNA)-tyrosine intermediate;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU01383 Q68X45 UniProtKB Binding site 7 7 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00952 Q68X45 UniProtKB Binding site 80 80 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00952 Q68X45 UniProtKB Site 31 31 . . . Note=Interaction with DNA;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00952 Q68X45 UniProtKB Site 142 142 . . . Note=Interaction with DNA;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00952 Q68X45 UniProtKB Site 143 143 . . . Note=Interaction with DNA;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00952 Q68X45 UniProtKB Site 146 146 . . . Note=Interaction with DNA;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00952 Q68X45 UniProtKB Site 158 158 . . . Note=Interaction with DNA;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00952 Q68X45 UniProtKB Site 306 306 . . . Note=Interaction with DNA;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00952 Q68X45 UniProtKB Site 499 499 . . . Note=Interaction with DNA;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00952