Queried GO term:

  idGO:0046915   Detailed information
  nametransition metal ion transmembrane transporter activity
  def"Catalysis of the transfer of transition metal ions from one side of a membrane to the other. A transition metal is an element whose atom has an incomplete d-subshell of extranuclear electrons, or which gives rise to a cation or cations with an incomplete d-subshell. Transition metals often have more than one valency state. Biologically relevant transition metals include vanadium, manganese, iron, copper, cobalt, nickel, molybdenum and silver." [ISBN:0198506732]
  is_aGO:0046873 ! metal ion transmembrane transporter activity
  relationshippart_of GO:0000041 ! transition metal ion transport

No monarch genes has the input GO term: GO:0046915.