Queried GO term:

  idGO:0023052   Detailed information
  def"The entirety of a process in which information is transmitted. This process begins with an active signal and ends when a cellular response has been triggered." [GOC:mtg_signal, GOC:mtg_signaling_feb11, GOC:signaling]
  commentNote that a signal is any variable property or parameter that serves to convey information, and may be a physical entity such as a gene product or small molecule, a photon, or a change in state such as movement or voltage change.
  is_aGO:0008150 ! biological_process

No monarch genes has the input GO term: GO:0023052.