[Term] id: PR:000000609 name: bone morphogenetic protein 4 isoform 1, mature form def: "A bone morphogenetic protein 4 isoform 1 that has had the signal peptide and propeptide removed." [PMID:12805376] comment: Category=modification. synonym: "BMP4/iso:1/mature" EXACT PRO-short-label [PRO:DNx] intersection_of: PR:000000386 ! bone morphogenetic protein 4 isoform 1 intersection_of: lacks_part SO:0001062 ! propeptide intersection_of: lacks_part SO:0000418 ! signal_peptide