Queried GO term:

  idGO:0005218   Detailed information
  nameintracellular ligand-gated calcium channel activity
  def"Catalysis of the transmembrane transfer of a calcium ion by a channel that opens when a specific intracellular ligand has been bound by the channel complex or one of its constituent parts." [GOC:mtg_transport, ISBN:0815340729]
  is_aGO:0005217 ! intracellular ligand-gated ion channel activity
  is_aGO:0015278 ! calcium-release channel activity

No monarch genes has the input GO term: GO:0005218.