[Term] id: PR:000025724 name: heat shock factor protein 1 isoform Long phosphorylated 2 def: "A heat shock factor protein 1 isoform Long that has been phosphorylated at Ser residues distal to the transcriptional activation domain. Example: UniProtKB:Q00613-1, Ser-303/Ser-307, MOD:00046." [PMID:9121459] comment: Category=modification. synonym: "HSF1/iso:Long/Phos:2" EXACT PRO-short-label [PRO:DNx] is_a: PR:000025717 ! heat shock factor protein 1 isoform Long relationship: has_part MOD:00046 ! O-phospho-L-serine