Functional Therapeutic Chemical Classification System	Variation Ontology	Source
http://purl.obolibrary.org/obo/VariO_0158	http://purl.obolibrary.org/obo/GO_0016584	LOOM
http://purl.obolibrary.org/obo/VariO_0277	http://purl.uniprot.org/core/Protein	LOOM
http://purl.obolibrary.org/obo/VariO_0453	http://purl.obolibrary.org/obo/GO_0016570	LOOM