ID   VME1_SARS               Reviewed;         221 AA.
AC   P59596; Q6S8E5; Q7T6Q8; Q7T6R1; Q7T6R5; Q7T6S0; Q7T6S3; Q7T726; Q7T7P6;
AC   Q7T7S6; Q7TA12;
DT   23-APR-2003, integrated into UniProtKB/Swiss-Prot.
DT   23-APR-2003, sequence version 1.
DT   08-NOV-2023, entry version 102.
DE   RecName: Full=Membrane protein {ECO:0000255|HAMAP-Rule:MF_04202};
DE            Short=M protein {ECO:0000255|HAMAP-Rule:MF_04202};
DE   AltName: Full=E1 glycoprotein {ECO:0000255|HAMAP-Rule:MF_04202};
DE   AltName: Full=Matrix glycoprotein {ECO:0000255|HAMAP-Rule:MF_04202};
DE   AltName: Full=Membrane glycoprotein {ECO:0000255|HAMAP-Rule:MF_04202};
GN   Name=M {ECO:0000255|HAMAP-Rule:MF_04202}; ORFNames=5;
OS   Severe acute respiratory syndrome coronavirus (SARS-CoV).
OC   Viruses; Riboviria; Orthornavirae; Pisuviricota; Pisoniviricetes;
OC   Nidovirales; Cornidovirineae; Coronaviridae; Orthocoronavirinae;
OC   Betacoronavirus; Sarbecovirus.
OX   NCBI_TaxID=694009;
OH   NCBI_TaxID=9606; Homo sapiens (Human).
OH   NCBI_TaxID=9675; Paguma larvata (Masked palm civet).
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC RNA].
RC   STRAIN=Isolate Urbani;
RX   PubMed=12730500; DOI=10.1126/science.1085952;
RA   Rota P.A., Oberste M.S., Monroe S.S., Nix W.A., Campagnoli R.,
RA   Icenogle J.P., Penaranda S., Bankamp B., Maher K., Chen M.-H., Tong S.,
RA   Tamin A., Lowe L., Frace M., DeRisi J.L., Chen Q., Wang D., Erdman D.D.,
RA   Peret T.C.T., Burns C., Ksiazek T.G., Rollin P.E., Sanchez A., Liffick S.,
RA   Holloway B., Limor J., McCaustland K., Olsen-Rasmussen M., Fouchier R.,
RA   Guenther S., Osterhaus A.D.M.E., Drosten C., Pallansch M.A., Anderson L.J.,
RA   Bellini W.J.;
RT   "Characterization of a novel coronavirus associated with severe acute
RT   respiratory syndrome.";
RL   Science 300:1394-1399(2003).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [GENOMIC RNA].
RC   STRAIN=Isolate Tor2;
RX   PubMed=12730501; DOI=10.1126/science.1085953;
RA   Marra M.A., Jones S.J.M., Astell C.R., Holt R.A., Brooks-Wilson A.,
RA   Butterfield Y.S.N., Khattra J., Asano J.K., Barber S.A., Chan S.Y.,
RA   Cloutier A., Coughlin S.M., Freeman D., Girn N., Griffith O.L., Leach S.R.,
RA   Mayo M., McDonald H., Montgomery S.B., Pandoh P.K., Petrescu A.S.,
RA   Robertson A.G., Schein J.E., Siddiqui A., Smailus D.E., Stott J.M.,
RA   Yang G.S., Plummer F., Andonov A., Artsob H., Bastien N., Bernard K.,
RA   Booth T.F., Bowness D., Czub M., Drebot M., Fernando L., Flick R.,
RA   Garbutt M., Gray M., Grolla A., Jones S., Feldmann H., Meyers A.,
RA   Kabani A., Li Y., Normand S., Stroher U., Tipples G.A., Tyler S.,
RA   Vogrig R., Ward D., Watson B., Brunham R.C., Krajden M., Petric M.,
RA   Skowronski D.M., Upton C., Roper R.L.;
RT   "The genome sequence of the SARS-associated coronavirus.";
RL   Science 300:1399-1404(2003).
RN   [3]
RP   NUCLEOTIDE SEQUENCE [GENOMIC RNA].
RC   STRAIN=Isolate CUHK-Su10, and Isolate CUHK-W1;
RX   PubMed=12853594; DOI=10.1056/nejm200307103490216;
RA   Tsui S.K.W., Chim S.S.C., Lo Y.M.D.;
RT   "Coronavirus genomic-sequence variations and the epidemiology of the severe
RT   acute respiratory syndrome.";
RL   N. Engl. J. Med. 349:187-188(2003).
RN   [4]
RP   NUCLEOTIDE SEQUENCE [GENOMIC RNA].
RC   STRAIN=Isolate GZ50, and Isolate HKU-36871;
RX   PubMed=12958366; DOI=10.1126/science.1087139;
RA   Guan Y., Zheng B.J., He Y.Q., Liu X.L., Zhuang Z.X., Cheung C.L., Luo S.W.,
RA   Li P.H., Zhang L.J., Guan Y.J., Butt K.M., Wong K.L., Chan K.W., Lim W.,
RA   Shortridge K.F., Yuen K.Y., Peiris J.S.M., Poon L.L.M.;
RT   "Isolation and characterization of viruses related to the SARS coronavirus
RT   from animals in southern China.";
RL   Science 302:276-278(2003).
RN   [5]
RP   NUCLEOTIDE SEQUENCE [GENOMIC RNA].
RC   STRAIN=Isolate HKU-39849;
RX   PubMed=12876307; DOI=10.1177/15353702-0322807-13;
RA   Zeng F.Y., Chan C.W., Chan M.N., Chen J.D., Chow K.Y.C., Hon C.C.C.,
RA   Hui R.K.H., Li J., Li V.Y.Y., Wang C.Y., Wang P.Y., Guan Y., Zheng B.,
RA   Poon L.L.M., Chan K.H., Yuen K.Y., Peiris J.S.M., Leung F.C.;
RT   "The complete genome sequence of severe acute respiratory syndrome
RT   coronavirus strain HKU-39849 (HK-39).";
RL   Exp. Biol. Med. 228:866-873(2003).
RN   [6]
RP   NUCLEOTIDE SEQUENCE [GENOMIC RNA].
RC   STRAIN=Isolate Sin2500, Isolate Sin2677, Isolate Sin2679, Isolate Sin2748,
RC   and Isolate sin2774;
RX   PubMed=12781537; DOI=10.1016/s0140-6736(03)13414-9;
RA   Ruan Y., Wei C.L., Ling A.E., Vega V.B., Thoreau H., Se Thoe S.Y.,
RA   Chia J.-M., Ng P., Chiu K.P., Lim L., Zhang T., Chan K.P., Oon L.E.L.,
RA   Ng M.L., Leo S.Y., Ng L.F.P., Ren E.C., Stanton L.W., Long P.M., Liu E.T.;
RT   "Comparative full-length genome sequence analysis of 14 SARS coronavirus
RT   isolates and common mutations associated with putative origins of
RT   infection.";
RL   Lancet 361:1779-1785(2003).
RN   [7]
RP   ERRATUM OF PUBMED:12781537.
RA   Ruan Y., Wei C.L., Ling A.E., Vega V.B., Thoreau H., Se Thoe S.Y.,
RA   Chia J.-M., Ng P., Chiu K.P., Lim L., Zhang T., Chan K.P., Oon L.E.L.,
RA   Ng M.L., Leo S.Y., Ng L.F.P., Ren E.C., Stanton L.W., Long P.M., Liu E.T.;
RL   Lancet 361:1832-1832(2003).
RN   [8]
RP   NUCLEOTIDE SEQUENCE [GENOMIC RNA].
RC   STRAIN=Isolate BJ01, Isolate BJ02, Isolate BJ03, Isolate BJ04, and
RC   Isolate GD01;
RA   Qin E., Zhu Q., Yu M., Fan B., Chang G., Si B., Yang B., Peng W., Jiang T.,
RA   Liu B., Deng Y., Liu H., Zhang Y., Wang C., Li Y., Gan Y., Li X., Lu F.,
RA   Tan G., Yang R., Cao W.S., Wang J., Chen W., Cong L., Deng Y., Dong W.,
RA   Han Y., Hu W., Lei M., Li C., Li G., Li G., Li H., Li S., Li S., Li W.,
RA   Li W., Lin W., Liu J., Liu Z., Lu H., Ni P., Qi Q., Sun Y., Tang L.,
RA   Tong Z., Wang J., Wang X., Wu Q., Xi Y., Xu Z., Yang L., Ye C., Ye J.,
RA   Zhang B., Zhang F., Zhang J., Zhang X., Zhou J., Yang H.;
RL   Submitted (APR-2003) to the EMBL/GenBank/DDBJ databases.
RN   [9]
RP   NUCLEOTIDE SEQUENCE [GENOMIC RNA].
RC   STRAIN=Isolate TW1;
RA   Yeh S.-H., Kao C.-L., Tsai C.-Y., Liu C.-J., Chen D.-S., Chen P.-J.;
RT   "The complete genome of SARS coronavirus clone TW1.";
RL   Submitted (MAY-2003) to the EMBL/GenBank/DDBJ databases.
RN   [10]
RP   NUCLEOTIDE SEQUENCE [GENOMIC RNA].
RC   STRAIN=Isolate FRA;
RA   Eickmann M., Becker S., Klenk H.-D., Doerr H.W., Stadler K., Censini S.,
RA   Guidotti S., Masignani V., Scarselli M., Mora M., Donati C., Han J.,
RA   Song H.C., Abrignani S., Covacci A., Rappuoli R.;
RT   "SARS virus is a close relative of type II coronaviruses.";
RL   Submitted (MAY-2003) to the EMBL/GenBank/DDBJ databases.
RN   [11]
RP   NUCLEOTIDE SEQUENCE [GENOMIC RNA].
RC   STRAIN=Isolate Frankfurt 1;
RX   PubMed=12917450; DOI=10.1099/vir.0.19424-0;
RA   Thiel V., Ivanov K.A., Putics A., Hertzig T., Schelle B., Bayer S.,
RA   Weissbrich B., Snijder E.J., Rabenau H., Doerr H.W., Gorbalenya A.E.,
RA   Ziebuhr J.;
RT   "Mechanisms and enzymes involved in SARS coronavirus genome expression.";
RL   J. Gen. Virol. 84:2305-2315(2003).
RN   [12]
RP   NUCLEOTIDE SEQUENCE [GENOMIC RNA].
RC   STRAIN=Isolate Shanghai QXC1;
RA   Yuan Z., Zhang X., Hu Y., Lan S., Wang H., Zhou Z., Wen Y.;
RT   "Analysis of SARS coronavirus genome in Shanghai isolates.";
RL   Submitted (JAN-2004) to the EMBL/GenBank/DDBJ databases.
RN   [13]
RP   NUCLEOTIDE SEQUENCE [MRNA].
RC   STRAIN=Isolate ZJ01;
RA   Cong L.-M., Ding G.-Q., Lu Y.-Y., Yan J.-Q., Weng J.-Q., Cheng S.-Y.,
RA   Zhang Y.-J., Mei L.-L., Wang Z.-G., Hu N., Wo J., Yao J., Zhu H.-P.,
RA   Lu Q.-Y., Li M.-H., Gong L.-M., Shi W.;
RT   "SARS coronavirus ZJ01 isolate membrane glycoprotein.";
RL   Submitted (JUN-2003) to the EMBL/GenBank/DDBJ databases.
RN   [14]
RP   NUCLEOTIDE SEQUENCE [GENOMIC RNA].
RC   STRAIN=Isolate TWC;
RA   Yang J.-Y., Lin J.-H., Chiu S.-C., Wang S.-F., Lee S.C., Lin Y.-C.,
RA   Hsu C.-K., Chen H.-Y., Chang J.G., Chen P.-J., Su I.-J.;
RT   "Genomic sequence of SARS isolate from the first fatal case in Taiwan.";
RL   Submitted (JUN-2003) to the EMBL/GenBank/DDBJ databases.
RN   [15]
RP   NUCLEOTIDE SEQUENCE [GENOMIC RNA].
RC   STRAIN=Isolate Taiwan TC1, Isolate Taiwan TC2, and Isolate Taiwan TC3;
RA   Chang J.-G.C., Lin T.-H., Chen C.-M., Lin C.-S., Chan W.-L., Shih M.-C.;
RL   Submitted (JUL-2003) to the EMBL/GenBank/DDBJ databases.
RN   [16]
RP   NUCLEOTIDE SEQUENCE [GENOMIC RNA].
RC   STRAIN=Isolate TWH, Isolate TWJ, Isolate TWK, Isolate TWS, and Isolate TWY;
RA   Shu H.Y., Wu K.M., Tsai S.F.;
RL   Submitted (JUL-2003) to the EMBL/GenBank/DDBJ databases.
RN   [17]
RP   NUCLEOTIDE SEQUENCE [GENOMIC RNA].
RC   STRAIN=Isolate HSR 1;
RA   Canducci F., Clementi M., Poli G., Vicenzi E.;
RL   Submitted (JUL-2003) to the EMBL/GenBank/DDBJ databases.
RN   [18]
RP   NUCLEOTIDE SEQUENCE [GENOMIC RNA].
RC   STRAIN=Isolate TWC2, and Isolate TWC3;
RA   Yang J.-Y., Lin J.-H., Chiu S.-C., Wang S.-F., Lee H.-C., Lin Y.-C.,
RA   Yao C.-W., Chiueh T.-S., Lu J.-J., Chen A., Hsu C.-K., Chen H.-Y.,
RA   Chen P.-J., Su I.-J.;
RL   Submitted (AUG-2003) to the EMBL/GenBank/DDBJ databases.
RN   [19]
RP   NUCLEOTIDE SEQUENCE [GENOMIC RNA].
RC   STRAIN=Isolate AS;
RA   Balotta C., Corvasce S., Violin M., Galli M., Moroni M., Vigevani G.M.,
RA   Ruan Y.J., Salemi M.;
RL   Submitted (OCT-2003) to the EMBL/GenBank/DDBJ databases.
RN   [20]
RP   INTERACTION WITH ACCESSORY PROTEIN 3A.
RX   PubMed=15194747; DOI=10.1128/jvi.78.13.6723-6734.2004;
RA   Tan Y.-J., Teng E., Shen S., Tan T.H.P., Goh P.-Y., Fielding B.C.,
RA   Ooi E.-E., Tan H.-C., Lim S.G., Hong W.;
RT   "A novel severe acute respiratory syndrome coronavirus protein, U274, is
RT   transported to the cell surface and undergoes endocytosis.";
RL   J. Virol. 78:6723-6734(2004).
RN   [21]
RP   INTERACTION WITH ACCESSORY PROTEIN 3A.
RX   PubMed=15763150; DOI=10.1016/j.virusres.2005.01.001;
RA   Yuan X., Li J., Shan Y., Yang Z., Zhao Z., Chen B., Yao Z., Dong B.,
RA   Wang S., Chen J., Cong Y.;
RT   "Subcellular localization and membrane association of SARS-CoV 3a
RT   protein.";
RL   Virus Res. 109:191-202(2005).
RN   [22]
RP   INTERACTION WITH ACCESSORY PROTEIN 7A.
RX   PubMed=16580632; DOI=10.1016/j.bbrc.2006.03.091;
RA   Fielding B.C., Gunalan V., Tan T.H.P., Chou C.-F., Shen S., Khan S.,
RA   Lim S.G., Hong W., Tan Y.-J.;
RT   "Severe acute respiratory syndrome coronavirus protein 7a interacts with
RT   hSGT.";
RL   Biochem. Biophys. Res. Commun. 343:1201-1208(2006).
RN   [23]
RP   GLYCOSYLATION AT ASN-4, AND TOPOLOGY.
RX   PubMed=19534833; DOI=10.1186/1743-422x-6-79;
RA   Voss D., Pfefferle S., Drosten C., Stevermann L., Traggiai E.,
RA   Lanzavecchia A., Becker S.;
RT   "Studies on membrane topology, N-glycosylation and functionality of SARS-
RT   CoV membrane protein.";
RL   Virol. J. 6:79-79(2009).
CC   -!- FUNCTION: Component of the viral envelope that plays a central role in
CC       virus morphogenesis and assembly via its interactions with other viral
CC       proteins. {ECO:0000255|HAMAP-Rule:MF_04202, ECO:0000255|PROSITE-
CC       ProRule:PRU01275}.
CC   -!- SUBUNIT: Homomultimer. Interacts with envelope E protein in the budding
CC       compartment of the host cell, which is located between endoplasmic
CC       reticulum and the Golgi complex. Forms a complex with HE and S
CC       proteins. Interacts with nucleocapsid N protein. This interaction
CC       probably participates in RNA packaging into the virus (By similarity).
CC       Interacts with the accessory proteins 3a and 7a. {ECO:0000255|HAMAP-
CC       Rule:MF_04202, ECO:0000269|PubMed:15194747,
CC       ECO:0000269|PubMed:15763150, ECO:0000269|PubMed:16580632}.
CC   -!- INTERACTION:
CC       P59596; P59632: 3a; NbExp=2; IntAct=EBI-25487824, EBI-15595051;
CC       P59596; P59637: E; NbExp=6; IntAct=EBI-25487824, EBI-25487741;
CC       P59596; P59596: M; NbExp=4; IntAct=EBI-25487824, EBI-25487824;
CC       P59596; P59595: N; NbExp=19; IntAct=EBI-25487824, EBI-7602718;
CC       P59596; O95786: RIGI; Xeno; NbExp=4; IntAct=EBI-25487824, EBI-995350;
CC       P59596; Q9UHD2: TBK1; Xeno; NbExp=5; IntAct=EBI-25487824, EBI-356402;
CC   -!- SUBCELLULAR LOCATION: Virion membrane {ECO:0000255|HAMAP-
CC       Rule:MF_04202}; Multi-pass membrane protein {ECO:0000255|HAMAP-
CC       Rule:MF_04202}. Host Golgi apparatus membrane {ECO:0000255|HAMAP-
CC       Rule:MF_04202}; Multi-pass membrane protein {ECO:0000255|HAMAP-
CC       Rule:MF_04202}. Note=Largely embedded in the lipid bilayer.
CC       {ECO:0000255|HAMAP-Rule:MF_04202}.
CC   -!- PTM: Glycosylated at N-terminus. {ECO:0000269|PubMed:19534833}.
CC   -!- SIMILARITY: Belongs to the betacoronaviruses M protein family.
CC       {ECO:0000255|HAMAP-Rule:MF_04202}.
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DR   EMBL; AY278741; AAP13444.1; -; Genomic_RNA.
DR   EMBL; AY274119; AAP41041.1; -; Genomic_RNA.
DR   EMBL; AY278554; AAP13571.1; -; Genomic_RNA.
DR   EMBL; AY282752; -; NOT_ANNOTATED_CDS; Genomic_RNA.
DR   EMBL; AY304492; -; NOT_ANNOTATED_CDS; Genomic_RNA.
DR   EMBL; AY304495; -; NOT_ANNOTATED_CDS; Genomic_RNA.
DR   EMBL; AY278491; -; NOT_ANNOTATED_CDS; Genomic_RNA.
DR   EMBL; AY283794; -; NOT_ANNOTATED_CDS; Genomic_RNA.
DR   EMBL; AY283795; -; NOT_ANNOTATED_CDS; Genomic_RNA.
DR   EMBL; AY283796; -; NOT_ANNOTATED_CDS; Genomic_RNA.
DR   EMBL; AY283797; -; NOT_ANNOTATED_CDS; Genomic_RNA.
DR   EMBL; AY283798; -; NOT_ANNOTATED_CDS; Genomic_RNA.
DR   EMBL; AY278487; -; NOT_ANNOTATED_CDS; Genomic_RNA.
DR   EMBL; AY278488; AAP30034.1; -; Genomic_RNA.
DR   EMBL; AY278489; AAP51231.1; -; Genomic_RNA.
DR   EMBL; AY278490; -; NOT_ANNOTATED_CDS; Genomic_RNA.
DR   EMBL; AY279354; -; NOT_ANNOTATED_CDS; Genomic_RNA.
DR   EMBL; AY291451; AAP37021.1; -; Genomic_RNA.
DR   EMBL; AY310120; AAP50489.1; -; Genomic_RNA.
DR   EMBL; AY291315; AAP33701.1; -; Genomic_RNA.
DR   EMBL; AY463059; AAR86790.1; -; Genomic_RNA.
DR   EMBL; AY323974; AAP73415.1; -; mRNA.
DR   EMBL; AY321118; -; NOT_ANNOTATED_CDS; Genomic_RNA.
DR   EMBL; AY338174; AAQ01601.1; -; Genomic_RNA.
DR   EMBL; AY338175; AAQ01613.1; -; Genomic_RNA.
DR   EMBL; AY348314; AAP97886.1; -; Genomic_RNA.
DR   EMBL; AP006557; BAC81352.1; -; Genomic_RNA.
DR   EMBL; AP006558; BAC81366.1; -; Genomic_RNA.
DR   EMBL; AP006559; BAC81380.1; -; Genomic_RNA.
DR   EMBL; AP006560; BAC81394.1; -; Genomic_RNA.
DR   EMBL; AP006561; BAC81408.1; -; Genomic_RNA.
DR   EMBL; AY323977; AAP72978.1; -; Genomic_RNA.
DR   EMBL; AY362698; -; NOT_ANNOTATED_CDS; Genomic_RNA.
DR   EMBL; AY362699; -; NOT_ANNOTATED_CDS; Genomic_RNA.
DR   EMBL; AY427439; AAQ94064.1; -; Genomic_RNA.
DR   PDB; 3I6G; X-ray; 2.20 A; C/F=88-96.
DR   PDB; 3I6K; X-ray; 2.80 A; C/G=60-69.
DR   PDB; 3TO2; X-ray; 2.60 A; C=61-69.
DR   PDBsum; 3I6G; -.
DR   PDBsum; 3I6K; -.
DR   PDBsum; 3TO2; -.
DR   SMR; P59596; -.
DR   BioGRID; 4383913; 116.
DR   ELM; P59596; -.
DR   IntAct; P59596; 111.
DR   GlyCosmos; P59596; 1 site, No reported glycans.
DR   GlyGen; P59596; 1 site.
DR   ABCD; P59596; 1 sequenced antibody.
DR   DNASU; 1489672; -.
DR   OrthoDB; 8130at10239; -.
DR   Reactome; R-HSA-9678110; Attachment and Entry.
DR   Reactome; R-HSA-9679509; Virion Assembly and Release.
DR   Reactome; R-HSA-9683612; Maturation of protein M.
DR   Reactome; R-HSA-9683701; Translation of Structural Proteins.
DR   Reactome; R-HSA-9692916; SARS-CoV-1 activates/modulates innate immune responses.
DR   Reactome; R-HSA-9735871; SARS-CoV-1 targets host intracellular signalling and regulatory pathways.
DR   SIGNOR; P59596; -.
DR   EvolutionaryTrace; P59596; -.
DR   Proteomes; UP000000354; Segment.
DR   Proteomes; UP000103670; Genome.
DR   Proteomes; UP000109640; Genome.
DR   Proteomes; UP000116947; Genome.
DR   Proteomes; UP000121636; Genome.
DR   Proteomes; UP000131569; Genome.
DR   Proteomes; UP000131955; Genome.
DR   Proteomes; UP000137377; Genome.
DR   Proteomes; UP000138690; Genome.
DR   Proteomes; UP000143093; Genome.
DR   Proteomes; UP000145651; Genome.
DR   Proteomes; UP000146108; Genome.
DR   Proteomes; UP000146181; Genome.
DR   Proteomes; UP000146296; Genome.
DR   Proteomes; UP000148194; Genome.
DR   Proteomes; UP000153467; Genome.
DR   Proteomes; UP000160648; Genome.
DR   Proteomes; UP000164441; Genome.
DR   Proteomes; UP000172416; Genome.
DR   GO; GO:0044178; C:host cell Golgi membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0005886; C:plasma membrane; TAS:Reactome.
DR   GO; GO:0019031; C:viral envelope; IEA:UniProtKB-UniRule.
DR   GO; GO:0055036; C:virion membrane; TAS:Reactome.
DR   GO; GO:0042802; F:identical protein binding; IPI:IntAct.
DR   GO; GO:0039660; F:structural constituent of virion; IEA:UniProtKB-UniRule.
DR   GO; GO:0019049; P:mitigation of host antiviral defense response; IEA:UniProtKB-KW.
DR   CDD; cd21569; SARS-like-CoV_M; 1.
DR   HAMAP; MF_04202; BETA_CORONA_M; 1.
DR   InterPro; IPR002574; M_CoV.
DR   InterPro; IPR044361; M_SARS-like-CoV.
DR   Pfam; PF01635; CoV_M; 1.
DR   PROSITE; PS51927; COV_M; 1.
PE   1: Evidence at protein level;
KW   3D-structure; Glycoprotein; Host Golgi apparatus; Host membrane;
KW   Host-virus interaction; Membrane; Reference proteome; Transmembrane;
KW   Transmembrane helix; Viral envelope protein; Viral immunoevasion;
KW   Viral matrix protein; Virion.
FT   CHAIN           1..221
FT                   /note="Membrane protein"
FT                   /id="PRO_0000106035"
FT   TOPO_DOM        1..18
FT                   /note="Virion surface"
FT                   /evidence="ECO:0000269|PubMed:19534833"
FT   TRANSMEM        19..39
FT                   /note="Helical"
FT                   /evidence="ECO:0000269|PubMed:19534833"
FT   TOPO_DOM        40..49
FT                   /note="Intravirion"
FT                   /evidence="ECO:0000269|PubMed:19534833"
FT   TRANSMEM        50..70
FT                   /note="Helical"
FT                   /evidence="ECO:0000269|PubMed:19534833"
FT   TOPO_DOM        71..78
FT                   /note="Virion surface"
FT                   /evidence="ECO:0000269|PubMed:19534833"
FT   TRANSMEM        79..99
FT                   /note="Helical"
FT                   /evidence="ECO:0000269|PubMed:19534833"
FT   TOPO_DOM        100..221
FT                   /note="Intravirion"
FT                   /evidence="ECO:0000269|PubMed:19534833"
FT   CARBOHYD        4
FT                   /note="N-linked (GlcNAc...) asparagine; by host"
FT                   /evidence="ECO:0000269|PubMed:19534833"
FT   VARIANT         11
FT                   /note="E -> K (in strain: Isolate Sin2500)"
FT   VARIANT         27
FT                   /note="F -> C (in strain: Isolate CUHK-Su10, Isolate TWC2,
FT                   Isolate TWC3, Isolate TWH, Isolate TWJ, Isolate TWK,
FT                   Isolate TWS, Isolate TWY, Isolate Taiwan TC1, Isolate
FT                   Taiwan TC2 and Isolate Taiwan TC3)"
FT   VARIANT         68
FT                   /note="A -> V (in strain: Isolate HKU-39849, Isolate FRA
FT                   and Isolate Frankfurt 1)"
FT   VARIANT         73
FT                   /note="N -> T (in strain: Isolate TC3)"
FT   VARIANT         119
FT                   /note="L -> P (in strain: Isolate Shanghai QXC1)"
FT   VARIANT         154
FT                   /note="S -> P (in strain: Isolate Urbani)"
SQ   SEQUENCE   221 AA;  25061 MW;  275C37085A0215A8 CRC64;
     MADNGTITVE ELKQLLEQWN LVIGFLFLAW IMLLQFAYSN RNRFLYIIKL VFLWLLWPVT
     LACFVLAAVY RINWVTGGIA IAMACIVGLM WLSYFVASFR LFARTRSMWS FNPETNILLN
     VPLRGTIVTR PLMESELVIG AVIIRGHLRM AGHSLGRCDI KDLPKEITVA TSRTLSYYKL
     GASQRVGTDS GFAAYNRYRI GNYKLNTDHA GSNDNIALLV Q
//