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	Protein _region	Modified_residue, MOD_ID	Date	Assigned_by	Equivalent_Form	Comment	Protein_Features
PR:000000620	TGF-beta 1 sequence variant 2 cleaved 2			has_agent	SO:1000093	sequence_variant_causing_amino_acid_substitution			PMID:12493741	EXP	TaxID:9606		UniProtKB_VAR:VAR_017607			20080301	PRO:CNA			
PR:000000620	TGF-beta 1 sequence variant 2 cleaved 2			located_in	GO:0005615	extracellular space			PMID:12493741	EXP	TaxID:9606		UniProtKB_VAR:VAR_017607			20080301	PRO:CNA