[Term] id: PR:000025967 name: smad2-smad4 protein complex 1 def: "A smad2-smad4 protein complex that contains smad4 and the long isoform of smad2 phosphorylated in the last two Ser residues within the SSxS C-terminal motif." [PMID:15350224] comment: Category=complex. synonym: "(SMAD2:SMAD4):1" EXACT PRO-short-label [PRO:DAN] is_a: GO:0071144 ! heteromeric SMAD protein complex relationship: has_component PR:000000366 {cardinality="1"} ! smad4 isoform 1 relationship: has_component PR:000000650 {cardinality="2"} ! smad2 isoform Long phosphorylated 1