[Term] id: PR:000000597 name: transcription factor Sp1 isoform 1 cleaved 1 def: "A transcription factor Sp1 isoform 1 that has had the N-terminal inhibitory domain released." [PMID:16407261] comment: Category=modification. synonym: "SP1/iso:1/Clv:1" EXACT PRO-short-label [PRO:DNx] is_a: PR:000000380 ! transcription factor Sp1 isoform 1 relationship: output_of GO:0016485 ! protein processing