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:P12644-1	bone morphogenetic protein 4 isoform 1 (human)	hBMP4/iso:1		located_in	GO:0005622	intracellular anatomical structure			PMID:12805376	IDA	NCBITaxon:9606		UniProtKB:P12644-1	20080301	PRO:CNA	
PR:P12644-1	bone morphogenetic protein 4 isoform 1 (human)	hBMP4/iso:1		acts_upstream_of_or_within	GO:0007498	mesoderm development			PMID:9804553	IDA	NCBITaxon:9606		UniProtKB:P12644-1	20080301	PRO:CNA