[Term] id: PR:000000643 name: lefty 1 isoform 1 cleaved 1 def: "A lefty 1 isoform 1 that is the C-terminal part after processing by proteolytic cleavage at the first dibasic RxxR cleavage site within the propeptide region." [PMID:11278322, PMID:18039650] comment: Category=modification. synonym: "LEFTY1/iso:1/Clv:1" EXACT PRO-short-label [PRO:DNx] is_a: PR:000000450 ! lefty 1 isoform 1 relationship: output_of GO:0016485 ! protein processing