ID MTP_EBVB9 Reviewed; 1318 AA.
AC P03179; Q777H3;
DT 21-JUL-1986, integrated into UniProtKB/Swiss-Prot.
DT 21-JUL-1986, sequence version 1.
DT 24-JAN-2024, entry version 114.
DE RecName: Full=Major tegument protein;
DE Short=MTP;
DE AltName: Full=Protein p140;
GN ORFNames=BNRF1;
OS Epstein-Barr virus (strain B95-8) (HHV-4) (Human herpesvirus 4).
OC Viruses; Duplodnaviria; Heunggongvirae; Peploviricota; Herviviricetes;
OC Herpesvirales; Orthoherpesviridae; Gammaherpesvirinae; Lymphocryptovirus;
OC Lymphocryptovirus humangamma4; Epstein-Barr virus (strain GD1).
OX NCBI_TaxID=10377;
OH NCBI_TaxID=9606; Homo sapiens (Human).
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX PubMed=2998073; DOI=10.1016/0042-6822(85)90229-6;
RA Hudson G.S., Bankier A.T., Satchwell S.C., Barrell B.G.;
RT "The short unique region of the B95-8 Epstein-Barr virus genome.";
RL Virology 147:81-98(1985).
RN [2]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=6087149; DOI=10.1038/310207a0;
RA Baer R., Bankier A.T., Biggin M.D., Deininger P.L., Farrell P.J.,
RA Gibson T.J., Hatfull G., Hudson G.S., Satchwell S.C., Seguin C.,
RA Tuffnell P.S., Barrell B.G.;
RT "DNA sequence and expression of the B95-8 Epstein-Barr virus genome.";
RL Nature 310:207-211(1984).
RN [3]
RP GENOME REANNOTATION.
RX PubMed=12771413; DOI=10.1099/vir.0.19054-0;
RA de Jesus O., Smith P.R., Spender L.C., Elgueta Karstegl C., Niller H.H.,
RA Huang D., Farrell P.J.;
RT "Updated Epstein-Barr virus (EBV) DNA sequence and analysis of a promoter
RT for the BART (CST, BARF0) RNAs of EBV.";
RL Virology 84:1443-1450(2003).
RN [4]
RP SUBCELLULAR LOCATION.
RX PubMed=15534216; DOI=10.1073/pnas.0407320101;
RA Johannsen E., Luftig M., Chase M.R., Weicksel S., Cahir-McFarland E.,
RA Illanes D., Sarracino D., Kieff E.;
RT "Proteins of purified Epstein-Barr virus.";
RL Proc. Natl. Acad. Sci. U.S.A. 101:16286-16291(2004).
RN [5]
RP FUNCTION.
RX PubMed=3035208; DOI=10.1128/jvi.61.7.2063-2070.1987;
RA Cameron K.R., Stamminger T., Craxton M., Bodemer W., Honess R.W.,
RA Fleckenstein B.;
RT "The 160,000-Mr virion protein encoded at the right end of the herpesvirus
RT saimiri genome is homologous to the 140,000-Mr membrane antigen encoded at
RT the left end of the Epstein-Barr virus genome.";
RL J. Virol. 61:2063-2070(1987).
RN [6]
RP FUNCTION.
RX PubMed=15927339; DOI=10.1016/j.biochi.2005.04.009;
RA Lopez R., Urquiza M., Patino H., Suarez J., Reyes C., Patarroyo M.A.,
RA Patarroyo M.E.;
RT "A B-lymphocyte binding peptide from BNRF1 induced antibodies inhibiting
RT EBV-invasion of B-lymphocytes.";
RL Biochimie 87:985-992(2005).
RN [7]
RP FUNCTION.
RX PubMed=16973549; DOI=10.1128/jvi.00473-06;
RA Feederle R., Neuhierl B., Baldwin G., Bannert H., Hub B., Mautner J.,
RA Behrends U., Delecluse H.J.;
RT "Epstein-Barr virus BNRF1 protein allows efficient transfer from the
RT endosomal compartment to the nucleus of primary B lymphocytes.";
RL J. Virol. 80:9435-9443(2006).
RN [8]
RP FUNCTION, INTERACTION WITH HOST DAXX, AND SUBCELLULAR LOCATION.
RX PubMed=22102817; DOI=10.1371/journal.ppat.1002376;
RA Tsai K., Thikmyanova N., Wojcechowskyj J.A., Delecluse H.J.,
RA Lieberman P.M.;
RT "EBV tegument protein BNRF1 disrupts DAXX-ATRX to activate viral early gene
RT transcription.";
RL PLoS Pathog. 7:E1002376-E1002376(2011).
RN [9]
RP FUNCTION, AND INTERACTION WITH HOST DAXX.
RX PubMed=25275136; DOI=10.1128/jvi.01895-14;
RA Tsai K., Chan L., Gibeault R., Conn K., Dheekollu J., Domsic J.,
RA Marmorstein R., Schang L.M., Lieberman P.M.;
RT "Viral reprogramming of the Daxx histone H3.3 chaperone during early
RT Epstein-Barr virus infection.";
RL J. Virol. 88:14350-14363(2014).
RN [10]
RP FUNCTION, SUBCELLULAR LOCATION, AND INTERACTION WITH HOST SMC6.
RX PubMed=35263599; DOI=10.1016/j.celrep.2022.110411;
RA Yiu S.P.T., Guo R., Zerbe C., Weekes M.P., Gewurz B.E.;
RT "Epstein-Barr virus BNRF1 destabilizes SMC5/6 cohesin complexes to evade
RT its restriction of replication compartments.";
RL Cell Rep. 38:110411-110411(2022).
CC -!- FUNCTION: Tegument protein that plays a role in the inhibition of host
CC intrinsic defenses to promote viral early gene activation. Interacts
CC with host DAXX and thereby disrupts the complex between DAXX and ATRX.
CC Suppresses the DAXX-ATRX dependent deposition of histone H3.3 on viral
CC chromatin allowing viral transcription. Targets also host SMC5/6 for
CC proteasomal degradation in a CUL7 and calpain-dependent manner to
CC support nuclear membrane-less replication compartment formation and
CC lytic virus replication (PubMed:35263599).
CC {ECO:0000269|PubMed:15927339, ECO:0000269|PubMed:16973549,
CC ECO:0000269|PubMed:22102817, ECO:0000269|PubMed:25275136,
CC ECO:0000269|PubMed:3035208}.
CC -!- SUBUNIT: Interacts with host DAXX; this interaction disrupts the
CC chromatin remodeling complex ATRX:DAXX and thus allows viral
CC transcription (PubMed:22102817, PubMed:25275136). Interacts with host
CC SMC6; this interaction targets SMC5-SMC6 complex for proteasomal
CC degradation (PubMed:35263599). {ECO:0000269|PubMed:22102817,
CC ECO:0000269|PubMed:25275136, ECO:0000269|PubMed:35263599}.
CC -!- INTERACTION:
CC P03179; Q9UER7: DAXX; Xeno; NbExp=5; IntAct=EBI-9349301, EBI-77321;
CC -!- SUBCELLULAR LOCATION: Virion tegument {ECO:0000269|PubMed:15534216}.
CC Host nucleus {ECO:0000269|PubMed:22102817}. Note=Colocalizes with host
CC DAXX at PML nuclear bodies. {ECO:0000269|PubMed:22102817}.
CC -!- SIMILARITY: Belongs to the herpesviridae MTP family. {ECO:0000305}.
CC -!- CAUTION: Controvertial experiments have localized MTP at the virion
CC surface. {ECO:0000305}.
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DR EMBL; M11924; AAA45899.1; -; Genomic_DNA.
DR EMBL; V01555; CAA24862.1; -; Genomic_DNA.
DR EMBL; AJ507799; CAD53384.1; -; Genomic_DNA.
DR PIR; A03740; QQBE1.
DR RefSeq; YP_401633.1; NC_007605.1.
DR SMR; P03179; -.
DR IntAct; P03179; 44.
DR MINT; P03179; -.
DR DNASU; 3783722; -.
DR GeneID; 3783722; -.
DR KEGG; vg:3783722; -.
DR Proteomes; UP000153037; Segment.
DR GO; GO:0042025; C:host cell nucleus; IEA:UniProtKB-SubCell.
DR GO; GO:0019033; C:viral tegument; IEA:UniProtKB-SubCell.
DR GO; GO:0075733; P:intracellular transport of virus; IEA:InterPro.
DR Gene3D; 3.40.50.880; -; 1.
DR Gene3D; 3.90.650.10; PurM-like C-terminal domain; 1.
DR Gene3D; 3.30.1330.10; PurM-like, N-terminal domain; 1.
DR InterPro; IPR029062; Class_I_gatase-like.
DR InterPro; IPR010077; Herpes_virus_tegument.
DR InterPro; IPR010918; PurM-like_C_dom.
DR InterPro; IPR036676; PurM-like_C_sf.
DR InterPro; IPR036921; PurM-like_N_sf.
DR InterPro; IPR024346; Tegument_herpes_virus_N.
DR NCBIfam; TIGR01739; tegu_FGAM_synt; 1.
DR PANTHER; PTHR10099; PHOSPHORIBOSYLFORMYLGLYCINAMIDINE SYNTHASE; 1.
DR PANTHER; PTHR10099:SF1; PHOSPHORIBOSYLFORMYLGLYCINAMIDINE SYNTHASE; 1.
DR Pfam; PF02769; AIRS_C; 1.
DR Pfam; PF13507; GATase_5; 1.
DR Pfam; PF12818; Tegument_dsDNA; 1.
DR SMART; SM01211; GATase_5; 1.
DR SUPFAM; SSF52317; Class I glutamine amidotransferase-like; 1.
DR SUPFAM; SSF56042; PurM C-terminal domain-like; 1.
DR SUPFAM; SSF55326; PurM N-terminal domain-like; 1.
PE 1: Evidence at protein level;
KW Host nucleus; Host-virus interaction; Late protein; Reference proteome;
KW Virion; Virion tegument.
FT CHAIN 1..1318
FT /note="Major tegument protein"
FT /id="PRO_0000116188"
SQ SEQUENCE 1318 AA; 142844 MW; 58D1DC644EB84BE6 CRC64;
MEERGRETQM PVARYGGPFI MVRLFGQDGE ANIQEERLYE LLSDPRSALG LDPGPLIAEN
LLLVALRGTN NDPRPQRQER ARELALVGIL LGNGEQGEHL GTESALEASG NNYVYAYGPD
WMARPSTWSA EIQQFLRLLG ATYVLRVEMG RQFGFEVHRS RPSFRQFQAI NHLVLFDNAL
RKYDSGQVAA GFQRALLVAG PETADTRPDL RKLNEWVFGG RAAGGRQLAD ELKIVSALRD
TYSGHLVLQP TETLDTWKVL SRDTRTAHSL EHGFIHAAGT IQANCPQLFM RRQHPGLFPF
VNAIASSLGW YYQTATGPGA DARAAARRQQ AFQTRAAAEC HAKSGVPVVA GFYRTINATL
KGGEGLQPTM FNGELGAIKH QALDTVRYDY GHYLIMLGPF QPWSGLTAPP CPYAESSWAQ
AAVQTALELF SALYPAPCIS GYARPPGPSA VIEHLGSLVP KGGLLLFLSH LPDDVKDGLG
EMGPARATGP GMQQFVSSYF LNPACSNVFI TVRQRGEKIN GRTVLQALGR ACDMAGCQHY
VLGSTVPLGG LNFVNDLASP VSTAEMMDDF SPFFTVEFPP IQEEGASSPV PLDVDESMDI
SPSYELPWLS LESCLTSILS HPTVGSKEHL VRHTDRVSGG RVAQQPGVGP LDLPLADYAF
VAHSQVWTRP GGAPPLPYRT WDRMTEKLLV SAKPGGENVK VSGTVITLGE QGYKVSLDLR
EGTRLAMAEA LLNAACAPIL DPEDVLLTLH LHLDPRRADN SAVMEAMTAA SDYARGLGVK
LTFGSASCPE TGSSASNFMT VVASVSAPGE FSGPLITPVL QKTGSLLIAV RCGDGKIQGG
SLFEQLFSDV ATTPRAPEAL SLKNLFRAVQ QLVKSGIVLS GHDISDGGLV TCLVEMALAG
QRGVTITMPV ASDYLPEMFA EHPGLVFEVE ERSVGEVLQT LRSMNMYPAV LGRVGEQGPD
QMFEVQHGPE TVLRQSLRLL LGTWSSFASE QYECLRPDRI NRSMHVSDYG YNEALAVSPL
TGKNLSPRRL VTEPDPRCQV AVLCAPGTRG HESLLAAFTN AGCLCRRVFF REVRDNTFLD
KYVGLAIGGV HGARDSALAG RATVALINRF PALRDAILKF LNRPDTFSVA LGELGVQVLA
GLGAVGSTDN PPAPGVEVNV QRSPLILAPN ASGMFESRWL NISIPATTSS VMLRGLRGCV
LPCWVQGSCL GLQFTNLGMP YVLQNAHQIA CHFHSNGTDA WRFAMNYPRN PTEQGNIAGL
CSRDGRHLAL LCDPSLCTDF WQWEHIPPAF GHPTGCSPWT LMFQAAHLWS LRHGRPSE
//