VP22_EHV1B
ID VP22_EHV1B Reviewed; 304 AA.
AC P28960; Q6DLK0;
DT 01-DEC-1992, integrated into UniProtKB/Swiss-Prot.
DT 01-DEC-1992, sequence version 1.
DT 23-FEB-2022, entry version 73.
DE RecName: Full=Tegument protein VP22;
DE AltName: Full=Gene 11 protein;
GN OrderedLocusNames=11;
OS Equine herpesvirus 1 (strain Ab4p) (EHV-1) (Equine abortion virus).
OC Viruses; Duplodnaviria; Heunggongvirae; Peploviricota; Herviviricetes;
OC Herpesvirales; Herpesviridae; Alphaherpesvirinae; Varicellovirus.
OX NCBI_TaxID=31520;
OH NCBI_TaxID=9796; Equus caballus (Horse).
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=1318606; DOI=10.1016/0042-6822(92)90706-u;
RA Telford E.A.R., Watson M.S., McBride K., Davison A.J.;
RT "The DNA sequence of equine herpesvirus-1.";
RL Virology 189:304-316(1992).
CC -!- FUNCTION: Tegument protein that plays different roles during the time
CC course of infection (By similarity). Participates in both the
CC accumulation of viral mRNAs and viral protein translation at late time
CC of infection (By similarity). Modulates the RNase activity of the
CC virion host shutoff protein UL41 probably to ensure necessary levels of
CC key cellular mRNAs and proteins (By similarity). Plays a role in
CC microtubule reorganization that occurs after viral infection by
CC stabilizing microtubule network (By similarity). Plays a role in the
CC inhibition of host innate immune system by targeting the CGAS enzymatic
CC activity which is the principal cytosolic DNA sensor that detects
CC invading viral DNA. Acts by mediating disruption of liquid-like
CC droplets in which CGAS is activated, thereby preventing CGAS activity
CC (By similarity). {ECO:0000250|UniProtKB:P10233}.
CC -!- SUBUNIT: Interacts with gE (via C-terminus); this interaction is
CC necessary for the recruitment of VP22 to the Golgi and its packaging
CC into virions (By similarity). Interacts with gM (via C-terminus) (By
CC similarity). Interacts with VP16; this interaction allows the formation
CC of a tripartite complex composed of VP16, VP22 and UL41/VHS (By
CC similarity). Interacts with the capsid-binding protein UL16 (By
CC similarity). Interacts with host CGAS (By similarity).
CC {ECO:0000250|UniProtKB:P10233}.
CC -!- SUBCELLULAR LOCATION: Virion tegument {ECO:0000250|UniProtKB:P10233}.
CC Host cytoplasm {ECO:0000250|UniProtKB:P10233}. Host nucleus
CC {ECO:0000250|UniProtKB:P10233}. Host Golgi apparatus
CC {ECO:0000250|UniProtKB:P10233}. Note=One of the most abundant tegument
CC protein (about 2000 copies per virion). Localizes in the cytoplasm at 8
CC hours postinfection and in the nucleus at 16 hours postinfection.
CC During virion morphogenesis, this protein probably accumulates at the
CC trans-Golgi where secondary envelopment occurs.
CC {ECO:0000250|UniProtKB:P10233}.
CC -!- PTM: Highly phosphorylated in the host cell. Packaging is selective for
CC underphosphorylated forms. {ECO:0000250|UniProtKB:P10233}.
CC -!- SIMILARITY: Belongs to the alphaherpesvirinae VP22 tegument protein
CC family. {ECO:0000305}.
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DR EMBL; AY665713; AAT67268.1; -; Genomic_DNA.
DR PIR; C36796; WZBEA9.
DR RefSeq; YP_053056.1; NC_001491.2.
DR SMR; P28960; -.
DR GeneID; 1487566; -.
DR KEGG; vg:1487566; -.
DR Proteomes; UP000001189; Genome.
DR GO; GO:0030430; C:host cell cytoplasm; IDA:CACAO.
DR GO; GO:0044177; C:host cell Golgi apparatus; IEA:UniProtKB-SubCell.
DR GO; GO:0042025; C:host cell nucleus; IDA:CACAO.
DR GO; GO:0019033; C:viral tegument; IEA:UniProtKB-SubCell.
DR InterPro; IPR006908; Herpes_UL49.
DR Pfam; PF04823; Herpes_UL49_2; 1.
PE 3: Inferred from homology;
KW Host cytoplasm; Host Golgi apparatus; Host nucleus; Phosphoprotein;
KW Reference proteome; Virion; Virion tegument.
FT CHAIN 1..304
FT /note="Tegument protein VP22"
FT /id="PRO_0000116095"
FT REGION 23..68
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 112..184
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 262..304
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT MOTIF 160..163
FT /note="Nuclear localization signal"
FT /evidence="ECO:0000250|UniProtKB:P30022"
FT MOTIF 233..245
FT /note="Nuclear export signal"
FT /evidence="ECO:0000250|UniProtKB:P30022"
FT COMPBIAS 24..56
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 127..142
FT /note="Pro residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 144..169
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 304 AA; 33241 MW; 937CE27366E79879 CRC64;
MSDTWRRRRS GCNDANATEE LVYSTVRSDH RQRRPSRGTF VMRENDLYDK QSVSKENDLY
ESASPNDDKV YTRRGMSTAA HYRDSEHIYE TCEGDEFYDA CEYSLIGGGK LSTSNGRQSP
AKAQPPPRGA AAAPPPRVPT RPPTRAAATS TTPRQQDCAP KQRASPGVNS IKSGKGLAFS
GTPKTPKSQW YGATHLFNKN VFCAAVSRVA AAHASDAASA LWDLNPPKTN EDLDRFLKAA
AIRILVCEGA QLLEVANSTM ESTPDGYAAA GPNGYDRRPR TASRRRSLKC KPPADDFFDD
TNSG