[Term] id: PR:000049286 name: mothers against decapentaplegic homolog 3 phosphorylated 2 (human) def: "A mothers against decapentaplegic homolog 3 (human) that has been phosphorylated on the residue at the position equivalent to Thr-179, and phosphoserine at positions 423 and 425 of the amino acid sequence represented by UniProtKB:P84022. UniProtKB:P84022, Thr-179, MOD:00047|Ser-423/Ser-425, MOD:00046." [PRO:DNx, Reactome:R-HSA-2176471] comment: Category=organism-modification. synonym: "hSMAD3/Phos:2" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:P84022, Thr-179, MOD:00047|Ser-423/Ser-425, MOD:00046" EXACT PRO-proteoform-std [PRO:DNx] xref: Reactome:R-HSA-2176471 "PR:000049286 located_in GO:0005654" is_a: PR:P84022 ! mothers against decapentaplegic homolog 3 (human) relationship: has_part MOD:00046 ! O-phospho-L-serine relationship: has_part MOD:00047 ! O-phospho-L-threonine relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens