ID   NCAP_EAVBU              Reviewed;         110 AA.
AC   P19810;
DT   01-FEB-1991, integrated into UniProtKB/Swiss-Prot.
DT   01-FEB-1991, sequence version 1.
DT   02-JUN-2021, entry version 78.
DE   RecName: Full=Nucleoprotein;
DE   AltName: Full=Nucleocapsid protein;
DE            Short=Protein N;
GN   Name=N; Synonyms=VP1; ORFNames=7;
OS   Equine arteritis virus (strain Bucyrus) (EAV).
OC   Viruses; Riboviria; Orthornavirae; Pisuviricota; Pisoniviricetes;
OC   Nidovirales; Arnidovirineae; Arteriviridae; Equarterivirinae;
OC   Alphaarterivirus; Alphaarterivirus equid.
OX   NCBI_TaxID=299386;
OH   NCBI_TaxID=9788; Equidae (horses).
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC RNA].
RX   PubMed=1851863; DOI=10.1128/jvi.65.6.2910-2920.1991;
RA   den Boon J.A., Snijder E.J., Chirnside E.D., de Vries A.A.F.,
RA   Horzinek M.C., Spaan W.J.M.;
RT   "Equine arteritis virus is not a togavirus but belongs to the
RT   coronaviruslike superfamily.";
RL   J. Virol. 65:2910-2920(1991).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [GENOMIC RNA].
RX   PubMed=2162519; DOI=10.1093/nar/18.11.3241;
RA   de Vries A.A.F., Chirnside E.D., Bredenbeek P.J., Gravestein L.A.,
RA   Horzinek M.C., Spaan W.J.M.;
RT   "All subgenomic mRNAs of equine arteritis virus contain a common leader
RT   sequence.";
RL   Nucleic Acids Res. 18:3241-3247(1990).
CC   -!- SUBCELLULAR LOCATION: Virion {ECO:0000305}.
CC   -!- SIMILARITY: Belongs to the arteriviridae nucleocapsid family.
CC       {ECO:0000305}.
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DR   EMBL; X53459; CAA37546.1; -; Genomic_RNA.
DR   EMBL; X52275; CAA36518.1; -; Genomic_RNA.
DR   EMBL; X52276; CAA36519.1; -; Genomic_RNA.
DR   PIR; H39925; VHWVEA.
DR   RefSeq; NP_065661.1; NC_002532.2.
DR   PDB; 2I9F; X-ray; 2.00 A; A/B/C/D=50-110.
DR   PDBsum; 2I9F; -.
DR   SMR; P19810; -.
DR   GeneID; 921341; -.
DR   KEGG; vg:921341; -.
DR   EvolutionaryTrace; P19810; -.
DR   Proteomes; UP000000353; Genome.
DR   GO; GO:0019013; C:viral nucleocapsid; IEA:UniProtKB-KW.
DR   GO; GO:0003723; F:RNA binding; IEA:UniProtKB-KW.
DR   InterPro; IPR002484; Arte_nucleocap.
DR   InterPro; IPR037179; Nucleocapsid_C.
DR   Pfam; PF01481; Arteri_nucleo; 1.
DR   SUPFAM; SSF103068; SSF103068; 1.
PE   1: Evidence at protein level;
KW   3D-structure; Reference proteome; Ribonucleoprotein; RNA-binding;
KW   Viral nucleoprotein; Virion.
FT   CHAIN           1..110
FT                   /note="Nucleoprotein"
FT                   /id="PRO_0000080871"
FT   REGION          1..24
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        1..22
FT                   /note="Polar residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   HELIX           54..57
FT                   /evidence="ECO:0007829|PDB:2I9F"
FT   HELIX           60..75
FT                   /evidence="ECO:0007829|PDB:2I9F"
FT   STRAND          79..83
FT                   /evidence="ECO:0007829|PDB:2I9F"
FT   STRAND          85..94
FT                   /evidence="ECO:0007829|PDB:2I9F"
FT   HELIX           98..104
FT                   /evidence="ECO:0007829|PDB:2I9F"
SQ   SEQUENCE   110 AA;  12300 MW;  AEB12A1B851522F7 CRC64;
     MASRRSRPQA ASFRNGRRRQ PTSYNDLLRM FGQMRVRKPP AQPTQAIIAE PGDLRHDLNQ
     QERATLSSNV QRFFMIGHGS LTADAGGLTY TVSWVPTKQI QRKVAPPAGP