Queried GO terms:

  idGO:0032494   Detailed information
  nameresponse to peptidoglycan
  namespacebiological_process
  def"Any process that results in a change in state or activity of an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a peptidoglycan stimulus. Peptidoglycan is a bacterial cell wall macromolecule." [GOC:add, ISBN:0721601464]
  is_aGO:0002237 ! response to molecule of bacterial origin

No monarch genes has this GO term.