Orthology Ontology	Major Histocompatibility Complex Ontology	Source
http://purl.org/net/orth#Gene	http://purl.org/stemnet/MHC#Gene	LOOM
http://purl.obolibrary.org/obo/SO_0000704	http://purl.org/stemnet/MHC#Gene	LOOM
http://purl.obolibrary.org/obo/SO_0000104	http://purl.org/stemnet/MHC#Polypeptide	LOOM
http://purl.org/net/orth#Organism	http://purl.org/stemnet/MHC#Organism	LOOM
http://purl.obolibrary.org/obo/NCIT_C14250	http://purl.org/stemnet/MHC#Organism	LOOM
http://purl.org/net/orth#Protein	http://purl.org/stemnet/MHC#Protein	LOOM