PRO_ID	Object_term	Object_syny	Modifier	Relation	Ontology_ID	Ontology_term	Relative_to	Interaction_with	Evidence_source	Evidence_code	Taxon	Inferred_from	DB_ID	Date	Assigned_by	Comment
PR:000000102	lefty protein			acts_upstream_of_or_within	GO:0007275	multicellular organism development			PIRSF:PIRSF037402	ISS		PIRSF:PIRSF037402	PIRSF:PIRSF037402	20080301	PRO:CNA