Queried GO term:

  idGO:0051213   Detailed information
  namedioxygenase activity
  def"Catalysis of an oxidation-reduction (redox) reaction in which both atoms of oxygen from one molecule of O2 are incorporated into the (reduced) product(s) of the reaction. The two atoms of oxygen may be distributed between two different products." [DOI:10.1016/S0040-4020(03)00944-X, GOC:bf, http://www.onelook.com/]
  is_aGO:0016491 ! oxidoreductase activity

No monarch genes has the input GO term: GO:0051213.