[Term] id: PR:000000599 name: transcription factor Sp1 isoform 1 phosphorylated 1 def: "A transcription factor Sp1 isoform 1 phosphorylated form in which the phosphorylation occurs within the N-terminal activation domains by a DNA-dependent protein kinase." [PMID:2170018] comment: Category=modification. synonym: "SP1/iso:1/Phos:1" EXACT PRO-short-label [PRO:DNx] is_a: PR:000000493 ! transcription factor Sp1 isoform 1 phosphorylated form relationship: has_part MOD:00696 ! phosphorylated residue