WormBase Tree Display for GO_term: GO:0003917

GO:0003917 Name: DNA topoisomerase type I (single strand cut, ATP-independent) activity
  Definition: Catalysis of a DNA topological transformation by transiently cleaving one DNA strand at a time to allow passage of another strand; changes the linking number by +1 per catalytic cycle.
  Synonym: Broad: deoxyribonucleate topoisomerase
      topoisomerase
    Exact: type I DNA topoisomerase activity
      type I topoisomerase activity
    Narrow: DNA topoisomerase I activity
    Related: nicking-closing enzyme activity
      omega-protein activity
      relaxing enzyme activity
      swivelase activity
      untwisting enzyme activity
  Status: Valid
  Type: Molecular_function
  Parent: Instance_of: GO:0003916
  Attributes_of: Motif (14)
    Index: Ancestor: GO:0003674
        GO:0003824
        GO:0003916
        GO:0140097
        GO:0140640
        GO:0016853
    GO_annotation (43)
  Version: Gene Ontology releases/2023-11-15