Functional Therapeutic Chemical Classification System	Mass Spectrometry Ontology	Source
http://purl.obolibrary.org/obo/MS_1001915	http://purl.uniprot.org/uniprot/P08246	LOOM
http://purl.obolibrary.org/obo/MS_1000882	http://purl.uniprot.org/core/Protein	LOOM