[Term] id: PR:000039373 name: DNA-directed RNA polymerase II subunit RPB9 isoform 1 def: "A DNA-directed RNA polymerase II subunit RPB9 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:P36954-1 or a 1:1 ortholog thereof." [PRO:DNx] comment: Category=sequence. synonym: "POLR2I/iso:1" EXACT PRO-short-label [PRO:DNx] property_value: has_archetype PR:P36954-1 is_a: PR:000012995 ! DNA-directed RNA polymerase II subunit RPB9