ID PAX_I36A0 Reviewed; 252 AA. AC P0DJR5; DT 03-OCT-2012, integrated into UniProtKB/Swiss-Prot. DT 03-OCT-2012, sequence version 1. DT 08-NOV-2023, entry version 22. DE RecName: Full=Protein PA-X; GN Name=PA; OS Influenza A virus (strain A/Henry/1936 H1N1). OC Viruses; Riboviria; Orthornavirae; Negarnaviricota; Polyploviricotina; OC Insthoviricetes; Articulavirales; Orthomyxoviridae; Alphainfluenzavirus; OC Alphainfluenzavirus influenzae; Influenza A virus. OX NCBI_TaxID=425562; 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]. RA Ghedin E., Spiro D., Miller N., Zaborsky J., Feldblyum T., Subbu V., RA Shumway M., Sparenborg J., Groveman L., Halpin R., Sitz J., Koo H., RA Salzberg S.L., Webster R.G., Hoffmann E., Krauss S., Naeve C., Bao Y., RA Bolotov P., Dernovoy D., Kiryutin B., Lipman D.J., Tatusova T.; RT "The NIAID influenza genome sequencing project."; RL Submitted (MAR-2007) to the EMBL/GenBank/DDBJ databases. RN [2] RP NUCLEOTIDE SEQUENCE [GENOMIC RNA]. RG The NIAID Influenza Genome Sequencing Consortium; RL Submitted (MAR-2007) to the EMBL/GenBank/DDBJ databases. 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=P0DJR5-1; Sequence=Displayed; CC Name=PA; CC IsoId=A4GCJ3-1; 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; CY020450; -; NOT_ANNOTATED_CDS; Viral_cRNA. DR SMR; P0DJR5; -. DR Proteomes; UP000008213; Genome. 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_0000419378" SQ SEQUENCE 252 AA; 29484 MW; 7B63421BBA38F71A CRC64; MEDFVRQCFN PMIVELAEKT MKEYGENLKI ETNKFAAICT HLEVCFMYSD FHFINEQGES TIVELGDPNA LLKHRFEIIE GRDRTMAWTV VNSICNTTGA EKPKFLPDLY DYKENRFIEI GVTRREVHIY YLEKANKIKS EKTHIHIFSF TGEEMATKTD YTLDEESRAR IKTRLFTIRQ EMASRGLWDS FVSPREEKRQ LKKGLKSQEQ CASLPTKVSR RTSPALKILE PMWMDSNRTA TLRASFLKCP KK //