Queried GO term:

  idGO:0016571   Detailed information
  namehistone methylation
  namespacebiological_process
  def"The modification of histones by addition of methyl groups." [GOC:ai]
  is_aGO:0006479 ! protein methylation
  is_aGO:0016570 ! histone modification

No monarch genes has the input GO term: GO:0016571.