[Term] id: PR:000027744 name: TGF-beta receptor-regulated smad protein unmodified form def: "A TGF-beta receptor-regulated smad protein that has not been subjected to any co- or post-translational residue modification or peptide bond cleavage." [PRO:CNA] comment: Category=modification. synonym: "R-SMAD(TGFB)/UnMod" EXACT PRO-short-label [PRO:DAN] synonym: "R-SMAD2/3" EXACT [Reactome:R-HSA-171172] is_a: PR:000000066 ! TGF-beta receptor-regulated smad protein