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:000026334	smad1 isoform 1 phosphorylated 1 (human)	hSMAD1/iso:1/Phos:1|phospho-R-smad1 (human)|UniProtKB:Q15797-1, Ser-463/Ser-465, MOD:00046		enables	GO:0046332	SMAD binding		PR:Q13485	PMID:9136927	IPI	NCBITaxon:9606		UniProtKB:Q15797-1	20080301	PRO:CNA	
PR:000026334	smad1 isoform 1 phosphorylated 1 (human)	hSMAD1/iso:1/Phos:1|phospho-R-smad1 (human)|UniProtKB:Q15797-1, Ser-463/Ser-465, MOD:00046		located_in	GO:0005634	nucleus			PMID:11509558|PMID:9759503	IDA	NCBITaxon:9606		UniProtKB:Q15797-1	20080301	PRO:CNA	
PR:000026334	smad1 isoform 1 phosphorylated 1 (human)	hSMAD1/iso:1/Phos:1|phospho-R-smad1 (human)|UniProtKB:Q15797-1, Ser-463/Ser-465, MOD:00046		acts_upstream_of_or_within	GO:0007165	signal transduction			PMID:9759503	IDA	NCBITaxon:9606		UniProtKB:Q15797-1	20080301	PRO:CNA	
PR:000026334	smad1 isoform 1 phosphorylated 1 (human)	hSMAD1/iso:1/Phos:1|phospho-R-smad1 (human)|UniProtKB:Q15797-1, Ser-463/Ser-465, MOD:00046		acts_upstream_of_or_within	GO:0030509	BMP signaling pathway			PMID:8653785	IDA	NCBITaxon:9606		UniProtKB:Q15797-1	20080301	PRO:CNA