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A3DRP7

- PA_I96A2

UniProt

A3DRP7 - PA_I96A2

Protein

Polymerase acidic protein

Gene

PA

Organism
Influenza A virus (strain A/USA:Memphis/10/1996 H1N1)
Status
Reviewed - Annotation score: 2 out of 5- Protein inferred from homologyi
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    • History
      Entry version 28 (01 Oct 2014)
      Sequence version 1 (20 Mar 2007)
      Previous versions | rss
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    Functioni

    Implicated in endonuclease cleavage of capped RNA primers. Displays an elongation factor activity in viral RNA synthesis. Dispensable for viral transcription, but not replication By similarity.By similarity

    GO - Molecular functioni

    1. RNA binding Source: InterPro
    2. RNA-directed RNA polymerase activity Source: InterPro

    GO - Biological processi

    1. suppression by virus of host RNA polymerase II activity Source: UniProtKB-KW
    2. transcription, DNA-templated Source: InterPro

    Keywords - Biological processi

    Eukaryotic host gene expression shutoff by virus, Eukaryotic host transcription shutoff by virus, Host gene expression shutoff by virus, Host-virus interaction, Inhibition of host RNA polymerase II by virus

    Names & Taxonomyi

    Protein namesi
    Recommended name:
    Polymerase acidic protein
    Alternative name(s):
    RNA-directed RNA polymerase subunit P2
    Gene namesi
    Name:PA
    OrganismiInfluenza A virus (strain A/USA:Memphis/10/1996 H1N1)
    Taxonomic identifieri416730 [NCBI]
    Taxonomic lineageiVirusesssRNA negative-strand virusesOrthomyxoviridaeInfluenzavirus A
    Virus hostiAves [TaxID: 8782]
    Homo sapiens (Human) [TaxID: 9606]
    Sus scrofa (Pig) [TaxID: 9823]
    ProteomesiUP000007557: Genome

    PTM / Processingi

    Molecule processing

    Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
    Chaini1 – 716716Polymerase acidic proteinPRO_0000373008Add
    BLAST

    Post-translational modificationi

    Phosphorylated on serines and threonines by host kinases, including human casein kinase II.By similarity

    Keywords - PTMi

    Phosphoprotein

    Interactioni

    Subunit structurei

    Influenza RNA polymerase is composed of three subunits: PB1, PB2 and PA.By similarity

    Family & Domainsi

    Sequence similaritiesi

    Belongs to the influenza viruses PA family.Curated

    Family and domain databases

    InterProiIPR001009. RNA-dir_pol_influenzavirus.
    [Graphical view]
    PfamiPF00603. Flu_PA. 1 hit.
    [Graphical view]

    Sequences (2)i

    Sequence statusi: Complete.

    This entry describes 2 isoformsi produced by ribosomal frameshifting. Align

    Isoform PA (identifier: A3DRP7-1) [UniParc]FASTAAdd to Basket

    This isoform has been chosen as the 'canonical' sequence. All positional information in this entry refers to it. This is also the sequence that appears in the downloadable versions of the entry.

    « Hide

    MEDFVRQCFN PMIVELAEKA MKEYGEDLKI ETNKFAAICT HLEVCFMYSD    50
    FHFINEQGES IIVEPEDPNA LLKHRFEIIE GRDRTMAWTV VNSICNTTGA 100
    EKPKFLPDLY DYKENRFIEI GVTRREVHIY YLEKANKIKS EKTHIHIFSF 150
    TGEEMATKAD YTLDEESRAR IKTRLFTIRQ EMASRGLWDS FRQSERGEET 200
    IEERFEITGT MRRLADQSLP PNFSCLENFR AYVDGFEPNG YIEGKLSQMS 250
    KEVNARIEPF LKTTPRPIRL PDGPPCFQRS KFLLMDSLKL SIEDPSHEGE 300
    GIPLYDAIKC MRTFFGWKEP SVVKPHGKGI NPNYLLSWKQ VLAELQDIES 350
    EEKIPRTKNM KKTSQLKWAL GENMAPEKVD FDDCKDIIDL KQYDSDEPEL 400
    RSLSSWIQNE FNKACELTDS IWIELDEIGE DVAPIEHIAS MRRNYFTAEV 450
    SHCRATEYIM KGVYINTALL NASCAAMDDF QLIPMISKCR TKEGRRKTNL 500
    YGFIIKGRSH LRNDTDVVNF VSMEFSLTDP RLEPHKWEKY CVLEIGDMLL 550
    RSAIGQVSRP MFLYVRTNGT SKIKMKWGME MRRCLLQSLQ QIESMIEAES 600
    SVKEKDMTKE FFENRSETWP IGESPKGVEE GSIGKVCRTL LAKSVFNSLY 650
    ASPQLEGFSA ESRKLLLIVQ ALRDNLEPGT FDLGGLYEAI EECLINDPWV 700
    LLNASWFNSF LTHALR 716
    Length:716
    Mass (Da):82,801
    Last modified:March 20, 2007 - v1
    Checksum:i39C74B10DD0E8E5F
    GO
    Isoform PA-X (identifier: P0DJW4-1) [UniParc]FASTAAdd to Basket

    The sequence of this isoform can be found in the external entry P0DJW4.
    Isoforms of the same protein are often annotated in two different entries if their sequences differ significantly.
    Length:252
    Mass (Da):29,425
    GO

    Sequence databases

    Select the link destinations:
    EMBL
    GenBank
    DDBJ
    Links Updated
    CY019800 Viral cRNA. Translation: ABN50969.1.

    Keywords - Coding sequence diversityi

    Ribosomal frameshifting

    Cross-referencesi

    Sequence databases

    Select the link destinations:
    EMBL
    GenBank
    DDBJ
    Links Updated
    CY019800 Viral cRNA. Translation: ABN50969.1 .

    3D structure databases

    ModBasei Search...
    MobiDBi Search...

    Protocols and materials databases

    Structural Biology Knowledgebase Search...

    Family and domain databases

    InterProi IPR001009. RNA-dir_pol_influenzavirus.
    [Graphical view ]
    Pfami PF00603. Flu_PA. 1 hit.
    [Graphical view ]
    ProtoNeti Search...

    Publicationsi

    1. Cited for: NUCLEOTIDE SEQUENCE [GENOMIC RNA].
    2. The NIAID Influenza Genome Sequencing Consortium
      Submitted (FEB-2007) to the EMBL/GenBank/DDBJ databases
      Cited for: NUCLEOTIDE SEQUENCE [GENOMIC RNA].

    Entry informationi

    Entry nameiPA_I96A2
    AccessioniPrimary (citable) accession number: A3DRP7
    Entry historyi
    Integrated into UniProtKB/Swiss-Prot: May 5, 2009
    Last sequence update: March 20, 2007
    Last modified: October 1, 2014
    This is version 28 of the entry and version 1 of the sequence. [Complete history]
    Entry statusiReviewed (UniProtKB/Swiss-Prot)
    Annotation programViral Protein Annotation Program

    Miscellaneousi

    Keywords - Technical termi

    Complete proteome

    Documents

    1. SIMILARITY comments
      Index of protein domains and families

    External Data

    Dasty 3