[Term] id: PR:000000648 name: smad1 isoform 1 phosphorylated and ubiquitinated 1 def: "A smad1 isoform 1 phosphorylated and ubiquitinated form that has been phosphorylated at the two last C-terminal SSxS motif and has been ubiquitinated by E3 ubiquitin-protein ligase SMURF1 (PR:000000466). Example: UniProtKB:Q15797-1, Ser-463/Ser-465, MOD:00046|MOD:01148." [PMID:12857866, PRO:CNA, PRO:DAN] comment: Category=modification. synonym: "SMAD1/iso:1/PhosUbiq:1" EXACT PRO-short-label [PRO:DNx] is_a: PR:000000570 ! smad1 isoform 1 phosphorylated and ubiquitinated form relationship: has_part MOD:00046 ! O-phospho-L-serine relationship: has_part MOD:01148 ! ubiquitinylated lysine