[Term] id: PR:000000539 name: c-myc protein isoform 1 phosphorylated 3 def: "A c-myc protein isoform 1 phosphorylated form in which the phosphorylation occurs at Ser residues of the Myc box I in the amino-terminal regulatory domain by activation of ROCK proteins through Ras signaling pathway. Example: UniProtKB:P01106-1, Ser-62/Ser-71, MOD:00046." [PMID:12676581, UniProtKB:P01106] comment: Category=modification. synonym: "MYC/iso:1/Phos:3" EXACT PRO-short-label [PRO:DNx] is_a: PR:000000422 ! c-myc protein isoform 1 phosphorylated form relationship: has_part MOD:00046 ! O-phospho-L-serine