[Term] id: PR:000025611 name: mediator of RNA polymerase II transcription subunit 28 isoform 1 phosphorylated 1 def: "A mediator of RNA polymerase II transcription subunit 28 isoform 1 that has been phosphorylated by Src-family kinases upon CD3 stimulation. Example: UniProtKB:Q9H204-1, Tyr-64, MOD:00048." [PRO:JAN, PMID:16899217] comment: Category=modification. synonym: "MED28/iso:1/Phos:1" EXACT PRO-short-label [PRO:DNx] is_a: PR:000025609 ! mediator of RNA polymerase II transcription subunit 28 isoform 1 relationship: has_part MOD:00048 ! O4'-phospho-L-tyrosine