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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
2-3
pubmed:dateCreated
1999-2-1
pubmed:abstractText
Based on sequence analysis, the protein encoded by the US5 open reading frame (ORF) of herpes simplex virus type 1 (HSV-1) was predicted to contain an N-glycosylation site and was given the designation of glycoprotein J (gJ). However, the US5 gene product has not been identified and the identity of gJ as a glycoprotein has not been confirmed. We have cloned and expressed the DNA encoding the complete sequence of the US5 ORF, using a baculovirus expression system. Western blotting, using polyclonal antibody raised against synthetic US5 peptides, revealed two major baculovirus-US5-expressed protein bands with apparent molecular weights of 16-17 and 10 kD. The recombinant US5 was found on the membrane of Spodoptera frugiperda cells and was susceptible to tunicamycin, endoglycosidase H, glycosidase F and partially resistant to endoglycosidase F. Vaccination of mice with baculovirus-expressed US5 did not induce a neutralizing antibody to HSV-1 or provide protection against lethal HSV-1 challenge. However, serum from these vaccinated mice was able to recognize US5 in purified HSV-1 virions by Western blot analyses and on the surface of HSV-1-infected cells by immunofluorescence. These findings establish that US5 does encode a glycoprotein and confirm the appropriateness of naming the US5 gene product gJ.
pubmed:grant
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:issn
0300-5526
pubmed:author
pubmed:issnType
Print
pubmed:volume
41
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
91-7
pubmed:dateRevised
2007-11-14
pubmed:meshHeading
pubmed-meshheading:9820842-Amino Acid Sequence, pubmed-meshheading:9820842-Animals, pubmed-meshheading:9820842-Antibodies, Viral, pubmed-meshheading:9820842-Cell Line, pubmed-meshheading:9820842-Cell Membrane, pubmed-meshheading:9820842-Cloning, Molecular, pubmed-meshheading:9820842-Genes, Viral, pubmed-meshheading:9820842-Herpesvirus 1, Human, pubmed-meshheading:9820842-Humans, pubmed-meshheading:9820842-Immunization, pubmed-meshheading:9820842-Mice, pubmed-meshheading:9820842-Mice, Inbred BALB C, pubmed-meshheading:9820842-Molecular Sequence Data, pubmed-meshheading:9820842-Neutralization Tests, pubmed-meshheading:9820842-Nucleopolyhedrovirus, pubmed-meshheading:9820842-Open Reading Frames, pubmed-meshheading:9820842-Rabbits, pubmed-meshheading:9820842-Recombinant Proteins, pubmed-meshheading:9820842-Spodoptera, pubmed-meshheading:9820842-Viral Envelope Proteins
pubmed:year
1998
pubmed:articleTitle
The US5 open reading frame of herpes simplex virus type 1 does encode a glycoprotein (gJ).
pubmed:affiliation
Ophthalmology Research, Cedars-Sinai Medical Center Research Institute, Los Angeles, Calif., 90048, USA. ghiasi@csmc.edu
pubmed:publicationType
Journal Article, Research Support, U.S. Gov't, P.H.S., Research Support, Non-U.S. Gov't