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:000000066 TGF-beta receptor-regulated smad protein R-SMAD(TGFB) acts_upstream_of_or_within GO:0007183 SMAD protein complex assembly PIRSF:PIRSF500455 ISS PIRSF:PIRSF500455 PIRSF:PIRSF500455 20080301 PRO:CNA PR:000000066 TGF-beta receptor-regulated smad protein R-SMAD(TGFB) acts_upstream_of_or_within GO:0007179 transforming growth factor beta receptor signaling pathway PIRSF:PIRSF500455 ISS PIRSF:PIRSF500455 PIRSF:PIRSF500455 20080301 PRO:CNA