[Term] id: PR:000000526 name: activin receptor type-1B isoform 1 phosphorylated 2 def: "An activin receptor type-1B isoform 1 phosphorylated form that is phosphorylated on a Tyr residue within the protein kinase domain, as a result of platelet activation. Example: UniProtKB:P36896-1, Tyr-380, MOD:00048." [PRO:CNA, PRO:DAN, PMID:12112843] comment: Category=modification. synonym: "ACVR1B/iso:1/Phos:2" EXACT PRO-short-label [PRO:DNx] is_a: PR:000000412 ! activin receptor type-1B isoform 1 phosphorylated form relationship: has_part MOD:00048 ! O4'-phospho-L-tyrosine