Systems Biology Ontology	Enzyme Structure Function Ontology	Source
http://biomodels.net/SBO/SBO_0000493	http://www.semanticweb.org/shoshana/ontologies/2014/8/untitled-ontology-8#FunctionalDomain	LOOM
http://biomodels.net/SBO/SBO_0000014	http://www.semanticweb.org/shoshana/ontologies/2014/8/untitled-ontology-8#Enzyme	LOOM