[Term] id: PR:000028884 name: mediator of RNA polymerase II transcription subunit 20 isoform 3 def: "A mediator of RNA polymerase II transcription subunit 20 that is a translation product of some mRNA whose exon structure and start site selection renders it capable of giving rise to a protein with the amino acid sequence represented by UniProtKB:Q9R0X0-3 or a 1:1 ortholog thereof." [PRO:HJD, PMID:16141072] comment: Category=sequence. synonym: "MED20/iso:3" EXACT PRO-short-label [PRO:DNx] property_value: has_archetype PR:Q9R0X0-3 is_a: PR:000010292 ! mediator of RNA polymerase II transcription subunit 20