[Term] id: PR:000036438 name: activin receptor type-1B isoform 1 phosphorylated 2 (human) def: "An activin receptor type-1B isoform 1 phosphorylated 2 in human. UniProtKB:P36896-1, Tyr-380, MOD:00048." [PRO:CNA, PMID:12112843] comment: Category=organism-modification. synonym: "hACVR1B/iso:1/Phos:2" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:P36896-1, Tyr-380, MOD:00048" EXACT PRO-proteoform-std [PRO:DNx] intersection_of: PR:000000526 ! activin receptor type-1B isoform 1 phosphorylated 2 intersection_of: only_in_taxon NCBITaxon:9606 ! Homo sapiens relationship: has_part MOD:00048 ! O4'-phospho-L-tyrosine