ID   NS7_CVCAI               Reviewed;         101 AA.
AC   P36301;
DT   01-JUN-1994, integrated into UniProtKB/Swiss-Prot.
DT   01-JUN-1994, sequence version 1.
DT   23-FEB-2022, entry version 61.
DE   RecName: Full=Non-structural protein 7a;
DE            Short=ns7a;
DE   AltName: Full=11 kDa protein;
DE   AltName: Full=Accessory protein 7a;
DE   AltName: Full=X3 protein;
DE   Flags: Precursor;
GN   ORFNames=7a;
OS   Canine coronavirus (strain Insavc-1) (CCoV) (Canine enteric coronavirus).
OC   Viruses; Riboviria; Orthornavirae; Pisuviricota; Pisoniviricetes;
OC   Nidovirales; Cornidovirineae; Coronaviridae; Orthocoronavirinae;
OC   Alphacoronavirus; Tegacovirus.
OX   NCBI_TaxID=36391;
OH   NCBI_TaxID=9615; Canis lupus familiaris (Dog) (Canis familiaris).
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC RNA].
RX   PubMed=1431811; DOI=10.1099/0022-1317-73-11-2849;
RA   Horsburgh B.C., Brierley I., Brown T.D.K.;
RT   "Analysis of a 9.6 kb sequence from the 3' end of canine coronavirus
RT   genomic RNA.";
RL   J. Gen. Virol. 73:2849-2862(1992).
CC   -!- FUNCTION: May function in the formation of membrane-bound replication
CC       complexes or in the assembly of the virus.
CC   -!- SUBCELLULAR LOCATION: Host membrane {ECO:0000305}; Single-pass membrane
CC       protein {ECO:0000305}.
CC   -!- SIMILARITY: Belongs to the coronaviruses ns7/ns7a protein family.
CC       {ECO:0000305}.
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DR   EMBL; D13096; BAA02415.1; ALT_SEQ; Genomic_RNA.
DR   PIR; JQ1726; JQ1726.
DR   GO; GO:0033644; C:host cell membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR   InterPro; IPR003449; Corona_7.
DR   Pfam; PF02398; Corona_7; 1.
PE   3: Inferred from homology;
KW   Host membrane; Membrane; Signal; Transmembrane; Transmembrane helix.
FT   SIGNAL          1..23
FT                   /evidence="ECO:0000255"
FT   CHAIN           24..101
FT                   /note="Non-structural protein 7a"
FT                   /id="PRO_0000106095"
FT   TRANSMEM        81..101
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
SQ   SEQUENCE   101 AA;  11547 MW;  2F24681194DB9BB8 CRC64;
     MLVFLHAVFI TVLILLLIGR LQLLERLLLN HSLNLKTVNN VLGVTHTGLK VNCLQLLKPD
     CLDFNILHRS LAETRLLKVV LRVIFLVLLG FCCYRLLVTL F