ID   ORF9B_BCHK3             Reviewed;          97 AA.
AC   Q3LZX3;
DT   12-JUN-2007, integrated into UniProtKB/Swiss-Prot.
DT   25-OCT-2005, sequence version 1.
DT   02-DEC-2020, entry version 54.
DE   RecName: Full=Protein 9b;
DE   AltName: Full=Accessory protein 9b;
DE   AltName: Full=ORF-9b;
GN   ORFNames=9b;
OS   Bat coronavirus HKU3 (BtCoV) (SARS-like coronavirus HKU3).
OC   Viruses; Riboviria; Orthornavirae; Pisuviricota; Pisoniviricetes;
OC   Nidovirales; Cornidovirineae; Coronaviridae; Orthocoronavirinae;
OC   Betacoronavirus; Sarbecovirus.
OX   NCBI_TaxID=442736;
OH   NCBI_TaxID=89399; Rhinolophus sinicus (Chinese rufous horseshoe bat).
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC RNA].
RC   STRAIN=Isolate HKU3-1;
RX   PubMed=16169905; DOI=10.1073/pnas.0506735102;
RA   Lau S.K.P., Woo P.C.Y., Li K.S.M., Huang Y., Tsoi H.-W., Wong B.H.L.,
RA   Wong S.S.Y., Leung S.-Y., Chan K.-H., Yuen K.-Y.;
RT   "Severe acute respiratory syndrome coronavirus-like virus in Chinese
RT   horseshoe bats.";
RL   Proc. Natl. Acad. Sci. U.S.A. 102:14040-14045(2005).
CC   -!- SUBUNIT: Homodimer. {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Host cytoplasmic vesicle membrane; Peripheral
CC       membrane protein. Host cytoplasm. Note=Binds non-covalently to
CC       intracellular lipid bilayers. {ECO:0000250}.
CC   -!- MISCELLANEOUS: The gene encoding this protein is included within the N
CC       gene (alternative ORF).
CC   -!- MISCELLANEOUS: Bat coronavirus HKU3 is highly similar to SARS-CoV
CC       (SARS-like).
CC   -!- SIMILARITY: Belongs to the coronavirus group 2 protein 9b family.
CC       {ECO:0000305}.
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DR   EMBL; DQ022305; AAY88875.1; -; Genomic_RNA.
DR   SMR; Q3LZX3; -.
DR   Proteomes; UP000007450; Genome.
DR   GO; GO:0044162; C:host cell cytoplasmic vesicle membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0016020; C:membrane; IEA:UniProtKB-KW.
DR   InterPro; IPR018542; Protein_9b_Betacoronavirus.
DR   InterPro; IPR037223; Protein_9b_SARS.
DR   Pfam; PF09399; bCoV_lipid_BD; 1.
DR   SUPFAM; SSF141666; SSF141666; 1.
DR   PROSITE; PS51920; SARS_9B; 1.
PE   3: Inferred from homology;
KW   Host cytoplasm; Host cytoplasmic vesicle; Host membrane; Membrane.
FT   CHAIN           1..97
FT                   /note="Protein 9b"
FT                   /id="PRO_0000291325"
FT   DOMAIN          8..97
FT                   /note="9b"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU01268"
SQ   SEQUENCE   97 AA;  10723 MW;  1CAD2AFC3882E232 CRC64;
     MDPKVNVVPP ALHLVDPQIQ MTITRMEDAV VHDQNNAGPK VYPIILRLGS QLSLSMAKRN
     LDSLEARAFQ STPIVVKMTK LATTEELPDE FVVVTAK