Queried GO terms:

  idGO:0016814   Detailed information
  namehydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in cyclic amidines
  namespacemolecular_function
  def"Catalysis of the hydrolysis of any non-peptide carbon-nitrogen bond in a cyclic amidine, a compound of the form R-C(=NH)-NH2." [ISBN:0198506732 "Oxford Dictionary of Biochemistry and Molecular Biology"]
  subsetgosubset_prok
  xrefEC:3.5.4
  is_aGO:0016810 ! hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds

No monarch genes has this GO term.