[Term] id: PR:000026334 name: smad1 isoform 1 phosphorylated 1 (human) def: "A smad1 isoform 1 phosphorylated 1 in human. UniProtKB:Q15797-1, Ser-463/Ser-465, MOD:00046." [PRO:DAN, Reactome:R-HSA-201464, Reactome:R-HSA-201483] comment: Category=organism-modification. synonym: "hSMAD1/iso:1/Phos:1" EXACT PRO-short-label [PRO:DNx] synonym: "phospho-R-smad1 (human)" EXACT [Reactome:R-HSA-201464] synonym: "UniProtKB:Q15797-1, Ser-463/Ser-465, MOD:00046" EXACT PRO-proteoform-std [PRO:DNx] intersection_of: only_in_taxon NCBITaxon:9606 ! Homo sapiens intersection_of: PR:000000647 ! smad1 isoform 1 phosphorylated 1 relationship: has_part MOD:00046 ! O-phospho-L-serine