[Term] id: PR:000000366 name: smad4 isoform 1 def: "A smad4 that is a translation product of some mRNA whose exon structure and start site selection renders it capable of giving rise to a protein with the amino acid sequence represented by UniProtKB:Q13485-1 or a 1:1 ortholog thereof." [PRO:CNA, PRO:DAN] comment: Category=sequence. synonym: "SMAD4/iso:1" EXACT PRO-short-label [PRO:DNx] is_a: PR:000000128 ! smad4