RCLASS is a database of reaction classification based on the chemical structure transformation patterns of main reactant pairs. The transformation pattern is described in RDM format. RCLASS entries are classified in hierarchical ways and used in the pathway analysis tools such as PathSearch.

• Classification based on atom classes
  • KEGG atom type classification
       Search similar RCLASS entries: see RC00062
  • KEGG atom type definition

• Functional group conversion hierarchy
  • PIERO Enzyme Reaction Ontology with SPARQL endpoint

• Classification based on EC numbers compiled by KEGG

• KEGG Reaction Modules

• PathSearch: for searching similar reaction paths
• PathPred: for predicting biosynthesis and biodegradation pathways
• E-zyme: for assigning EC numbers