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:Q15797-1	mothers against decapentaplegic homolog 1 isoform 1 (human)	hSMAD1/iso:1		enables	GO:0000981	DNA-binding transcription factor activity, RNA polymerase II-specific			PMID:10708949	IDA	NCBITaxon:9606		UniProtKB:Q15797-1	20080301	PRO:CNA	
PR:Q15797-1	mothers against decapentaplegic homolog 1 isoform 1 (human)	hSMAD1/iso:1		enables	GO:0005102	signaling receptor binding			PMID:9136927|PMID:9748228	IDA	NCBITaxon:9606		UniProtKB:Q15797-1	20080301	PRO:CNA	
PR:Q15797-1	mothers against decapentaplegic homolog 1 isoform 1 (human)	hSMAD1/iso:1		enables	GO:0005515	protein binding		PR:Q7Z3T8	PMID:17356069	IPI	NCBITaxon:9606		UniProtKB:Q15797-1	20080301	PRO:CNA	
PR:Q15797-1	mothers against decapentaplegic homolog 1 isoform 1 (human)	hSMAD1/iso:1		located_in	GO:0005737	cytoplasm			PMID:11509558	IDA	NCBITaxon:9606		UniProtKB:Q15797-1	20080301	PRO:CNA	
PR:Q15797-1	mothers against decapentaplegic homolog 1 isoform 1 (human)	hSMAD1/iso:1		acts_upstream_of_or_within	GO:0007165	signal transduction			PMID:8637600	IDA	NCBITaxon:9606		UniProtKB:Q15797-1	20080301	PRO:CNA	
PR:Q15797-1	mothers against decapentaplegic homolog 1 isoform 1 (human)	hSMAD1/iso:1		acts_upstream_of_or_within	GO:0030509	BMP signaling pathway			PMID:8653785	IDA	NCBITaxon:9606		UniProtKB:Q15797-1	20080301	PRO:CNA