[Term] id: PR:000000600 name: transcription factor Sp1 isoform 1 phosphorylated 2 def: "A transcription factor Sp1 isoform 1 phosphorylated form in which the phosphorylation occurs at a Thr residue within the C-terminal region by casein kinase II. Example: UniProtKB:P08047-1, Thr-579, MOD:00047." [PMID:9153193] comment: Category=modification. synonym: "SP1/iso:1/Phos:2" EXACT PRO-short-label [PRO:DNx] is_a: PR:000000493 ! transcription factor Sp1 isoform 1 phosphorylated form relationship: has_part MOD:00047 ! O-phospho-L-threonine