Proteomics Data and Process Provenance Ontology	Drug Target Ontology	Source
http://lsdis.cs.uga.edu/projects/glycomics/propreo#oligopeptide	http://purl.obolibrary.org/obo/CHEBI_16670	LOOM
http://lsdis.cs.uga.edu/projects/glycomics/propreo#ion	http://purl.obolibrary.org/obo/CHEBI_24870	LOOM
http://lsdis.cs.uga.edu/projects/glycomics/propreo#chemical_entity	http://purl.obolibrary.org/obo/CHEBI_24431	LOOM