[Term] id: PR:000036553 name: smad1 isoform 1 phosphorylated and ubiquitinated 1 (human) def: "A smad1 isoform 1 phosphorylated and ubiquitinated 1 in human. UniProtKB:Q15797-1, Ser-463/Ser-465, MOD:00046|MOD:01148." [PRO:CNA, PRO:DAN, PMID:12857866] comment: Category=organism-modification. synonym: "hSMAD1/iso:1/PhosUbiq:1" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:Q15797-1, Ser-463/Ser-465, MOD:00046|MOD:01148" EXACT PRO-proteoform-std [PRO:DNx] intersection_of: PR:000000648 ! smad1 isoform 1 phosphorylated and ubiquitinated 1 intersection_of: only_in_taxon NCBITaxon:9606 ! Homo sapiens relationship: has_part MOD:00046 ! O-phospho-L-serine relationship: has_part MOD:01148 ! ubiquitinylated lysine