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:000000243	cartilage oligomeric matrix protein sequence variant 20			agent_in	MIM:177170	PSEUDOACHONDROPLASIA			PMID:9452063	EXP	TaxID:9606		UniProtKB_VAR:VAR_007637			20080301	PRO:CNA			
PR:000000243	cartilage oligomeric matrix protein sequence variant 20			has_agent	SO:1000093	sequence_variant_causing_amino_acid_substitution			PMID:9452063	EXP	TaxID:9606		UniProtKB_VAR:VAR_007637			20080301	PRO:CNA