Ontology (2)   
   KEGG BRITE (2)   
Chemical substance (4)   
   KEGG COMPOUND (4)   
Chemical reaction (7)   
   KEGG ENZYME (1)   
   KEGG RPAIR (3)   
   KEGG RCLASS (1)   
   SABIO-RK (1)   
   UMBBD-RN (1)   
All databases (13)   

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