[Term] id: PR:000000556 name: mitogen-activated protein kinase 1 isoform 1 phosphorylated 1 def: "A mitogen-activated protein kinase 1 isoform 1 phosphorylated form that is phosphorylated at both Thr and Tyr of the TxY motif within the protein kinase domain. Example: UniProtKB:P28482-1, Thr-185, MOD:00047|Tyr-187, MOD:00048." [PRO:CNA, PMID:17192257, PMID:1849075] comment: Category=modification. synonym: "MAPK1/iso:1/Phos:1" EXACT PRO-short-label [PRO:DNx] synonym: "ERK-2 active form" RELATED [] is_a: PR:000000454 ! mitogen-activated protein kinase 1 isoform 1 phosphorylated form relationship: has_part MOD:00047 ! O-phospho-L-threonine relationship: has_part MOD:00048 ! O4'-phospho-L-tyrosine