All

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 D08 Enzymes and Coenzymes D045762 +
  D08.811 Enzymes D004798 +
   D08.811.399 Isomerases D007535 +
     D08.811.399.340 DNA Helicases D004265 
     D08.811.399.325 cis-trans-Isomerases D019745 +
     D08.811.399.475 Intramolecular Oxidoreductases D019746 +
     D08.811.399.520 Intramolecular Transferases D019751 +
     D08.811.399.430 Intramolecular Lyases D019753 +
     D08.811.399.894 Racemases and Epimerases D019998 +
     D08.811.399.403 DNA Topoisomerases D026942 +