[Term] id: PR:000047451 name: influenza A virus protein PA-X def: "An influenzavirus PA gene translation product 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:P0CK64 or a 1:1 ortholog thereof in influenza A virus." [PRO:DAN] comment: Category=sequence. Requested by=IEDB. Requested by=ImmPort. Produced by ribosomal frameshifting during translation of the PA gene. synonym: "fluA-PA/iso:PA-X" EXACT PRO-short-label [PRO:DAN] is_a: PR:000049747 ! influenzavirus PA gene translation product relationship: only_in_taxon NCBITaxon:11320 ! Influenza A virus