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:000036413 follistatin isoform 1 cleaved and N-glycosylated 2 (pig) pig-FST/iso:1/ClvNGlyco:2|PRO_0000419163, Asn-124/Asn-288, MOD:00160|UniProtKB:P10669-1, 30-332, Asn-124/Asn-288, MOD:00160 acts_upstream_of_or_within GO:0032926 negative regulation of activin receptor signaling pathway PMID:8340384 IDA NCBITaxon:9823 UniProtKB:P10669-1 20080301 PRO:CNA