ID PAX_I77AD Reviewed; 252 AA. AC P0DJV1; DT 03-OCT-2012, integrated into UniProtKB/Swiss-Prot. DT 03-OCT-2012, sequence version 1. DT 08-NOV-2023, entry version 21. DE RecName: Full=Protein PA-X; GN Name=PA; OS Influenza A virus (strain A/Swine/Tennessee/26/1977 H1N1). OC Viruses; Riboviria; Orthornavirae; Negarnaviricota; Polyploviricotina; OC Insthoviricetes; Articulavirales; Orthomyxoviridae; Alphainfluenzavirus; OC Alphainfluenzavirus influenzae; Influenza A virus. OX NCBI_TaxID=384479; OH NCBI_TaxID=8782; Aves. OH NCBI_TaxID=9606; Homo sapiens (Human). OH NCBI_TaxID=9823; Sus scrofa (Pig). RN [1] RP NUCLEOTIDE SEQUENCE [GENOMIC RNA]. RX PubMed=2800339; DOI=10.1016/0042-6822(89)90202-x; RA Okazaki K., Kawaoka Y., Webster R.G.; RT "Evolutionary pathways of the PA genes of influenza A viruses."; RL Virology 172:601-608(1989). CC -!- FUNCTION: May play a role in the modulation of host immune response. CC {ECO:0000250}. CC -!- ALTERNATIVE PRODUCTS: CC Event=Ribosomal frameshifting; Named isoforms=2; CC Name=PA-X; CC IsoId=P0DJV1-1; Sequence=Displayed; CC Name=PA; CC IsoId=P13177-1; Sequence=External; CC -!- SIMILARITY: Belongs to the influenza viruses PA-X family. CC {ECO:0000305}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; M26077; -; NOT_ANNOTATED_CDS; Genomic_RNA. DR SMR; P0DJV1; -. DR GO; GO:0003723; F:RNA binding; IEA:InterPro. DR GO; GO:0039694; P:viral RNA genome replication; IEA:InterPro. DR Gene3D; 3.40.91.90; Influenza RNA-dependent RNA polymerase subunit PA, endonuclease domain; 1. DR InterPro; IPR001009; PA/PA-X. DR InterPro; IPR038372; PA/PA-X_sf. DR Pfam; PF00603; Flu_PA; 1. PE 3: Inferred from homology; KW Ribosomal frameshifting. FT CHAIN 1..252 FT /note="Protein PA-X" FT /id="PRO_0000419414" SQ SEQUENCE 252 AA; 29405 MW; B0EC3E9F4BB22BF7 CRC64; MEDFVRQCFN PMIVELAEKT MKEYGENPKI ETNKFAAICT HMEVCFMYSD FHFINERGES IIIEPGDSNA LLKHRFEIIE GRDRNMAWTV VNSICNTTGV GKPRFLPDLY DYKEDRFIKI GVTRREVHIY YLEKANKIKS EETHIHIFSF TGEEMATKAD YTLDEESRAR IKTRLFTIRQ EMASRGLWDS FVSPREAKRQ LKKDLKSKGQ CEGLLTKVSH QTSQVSTTLE PMWMDSSRMA TLRASFPKCL EK //