Enzyme EC numbers

EC (Enzyme Commission) numbers assigned by IUPAC-IUBMB

3. Hydrolases;
  3.5  Acting on carbon-nitrogen bonds, other than peptide bonds;
    3.5.4  In cyclic amidines
      3.5.4.1  cytosine deaminase; isocytosine deaminase
      3.5.4.2  adenine deaminase; adenase; adenine aminase; ADase
      3.5.4.3  guanine deaminase; guanase; guanine aminase; GAH
      3.5.4.4  adenosine deaminase; deoxyadenosine deaminase
      3.5.4.5  cytidine deaminase; cytosine nucleoside deaminase
      3.5.4.6  AMP deaminase; adenylic acid deaminase; AMP aminase; adenylic deaminase; adenylate 
               deaminase; 5-AMP deaminase; adenosine 5-monophosphate deaminase; 5-adenylate deaminase; 
               adenyl deaminase; 5-adenylic acid deaminase; adenosine monophosphate deaminase; adenylate 
               aminohydrolase; adenylate desaminase; adenosine 5-phosphate aminohydrolase; 5-adenylate 
               deaminase
      3.5.4.7  ADP deaminase; adenosine diphosphate deaminase; adenosinepyrophosphate deaminase
      3.5.4.8  aminoimidazolase; 4-aminoimidazole hydrolase; 4-aminoimidazole deaminase
      3.5.4.9  methenyltetrahydrofolate cyclohydrolase; Citrovorum factor cyclodehydrase; cyclohydrolase; 
               formyl-methenyl-methylenetetrahydrofolate synthetase (combined)
      3.5.4.10  IMP cyclohydrolase; inosinicase; inosinate cyclohydrolase
      3.5.4.11  pterin deaminase; acrasinase
      3.5.4.12  dCMP deaminase; deoxycytidylate deaminase; deoxy-CMP-deaminase; deoxycytidylate 
                aminohydrolase; deoxycytidine monophosphate deaminase; deoxycytidine-5'-phosphate 
                deaminase; deoxycytidine-5'-monophosphate aminohydrolase
      3.5.4.13  dCTP deaminase; deoxycytidine triphosphate deaminase; 5-methyl-dCTP deaminase
      3.5.4.14  deoxycytidine deaminase
      3.5.4.15  guanosine deaminase; guanosine aminase
      3.5.4.16  GTP cyclohydrolase I; GTP cyclohydrolase; guanosine triphosphate cyclohydrolase; 
                guanosine triphosphate 8-deformylase; dihydroneopterin triphosphate synthase; GTP 8-
                formylhydrolase
      3.5.4.17  adenosine-phosphate deaminase; adenylate deaminase; adenine nucleotide deaminase; 
                adenosine (phosphate) deaminase
      3.5.4.18  ATP deaminase; adenosine triphosphate deaminase
      3.5.4.19  phosphoribosyl-AMP cyclohydrolase; PRAMP-cyclohydrolase; phosphoribosyladenosine 
                monophosphate cyclohydrolase
      3.5.4.20  pyrithiamine deaminase
      3.5.4.21  creatinine deaminase; creatinine hydrolase; creatinine desiminase
      3.5.4.22  1-pyrroline-4-hydroxy-2-carboxylate deaminase; HPC deaminase
      3.5.4.23  blasticidin-S deaminase
      3.5.4.24  sepiapterin deaminase
      3.5.4.25  GTP cyclohydrolase II; guanosine triphosphate cyclohydrolase II; GTP-8-formylhydrolase
      3.5.4.26  diaminohydroxyphosphoribosylaminopyrimidine deaminase
      3.5.4.27  methenyltetrahydromethanopterin cyclohydrolase; 5,10-methenyltetrahydromethanopterin 
                cyclohydrolase; N5,N10-methenyltetrahydromethanopterin cyclohydrolase; methenyl-H4MPT 
                cyclohydrolase
      3.5.4.28  S-adenosylhomocysteine deaminase; adenosylhomocysteine deaminase
      3.5.4.29  GTP cyclohydrolase IIa
      3.5.4.30  dCTP deaminase (dUMP-forming)
      3.5.4.-  dCTP deaminase (dUMP-forming)