Evidence map›Paper›PMID 15280493›Full record

ArticleJournal of virology2004

Internalization of pseudorabies virus glycoprotein B is mediated by an interaction between the YQRL motif in its cytoplasmic domain and the clathrin-associated AP-2 adaptor complex.

Geert Van Minnebruggen, Herman W Favoreel, Hans J Nauwynck

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In one paragraph

Article in Journal of virology, 2004. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
1.8field-weighted citation impact, top 14% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

21 citing papers in PubMed, 30 citations in OpenAlex.

  1. Review
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  5. Virus infection and vesicle trafficking.Frontiers in immunology · 2025
    Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors at 2 institutions in 1 country.

Geert Van MinnebruggenLaboratories of Virology, Faculty of Veterinary Medicine, Ghent University, Salisburylaan 133, 9820 Merelbeke, Belgium.
Herman W Favoreel
Hans J Nauwynck
State Key Laboratory of VirologyGhent University · BE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The cytoplasmic domain of pseudorabies virus (PRV) glycoprotein B (gB) contains three putative internalization motifs. Previously, we demonstrated that the tyrosine-based YQRL motif at positions 902 to 905, but not the YMSI motif at positions 864 to 867 or the LL doublet at positions 887 and 888, is required for correct functioning of gB during antibody-mediated internalization of PRV cell surface-bound glycoproteins. In the present study, we demonstrate that the YQRL motif is also crucial to allow spontaneous internalization of PRV gB, and thus, that spontaneous and antibody-mediated internalizations of PRV gB occur through closely related mechanisms. Furthermore, we found that PRV gB colocalizes with the cellular clathrin-associated AP-2 adaptor complex and that this colocalization depends on the YQRL motif. In addition, by coimmunoprecipitation assays, we found that during both spontaneous and antibody-dependent internalization, PRV gB physically interacts with AP-2, and that efficient interaction between gB and AP-2 required an intact YQRL motif. Collectively, these findings demonstrate for the first time that during internalization of an alphaherpesvirus envelope protein, i.e., PRV gB, a specific amino acid sequence in the cytoplasmic tail of the protein interacts with AP-2 and may constitute a common AP-2-mediated mechanism of internalization of alphaherpesvirus envelope proteins.

Indexed as

Amino Acid MotifsGene Expression Regulation, ViralAdaptor Protein Complex 2Adaptor Protein Complex alpha SubunitsAnimalsAntibodies, ViralCell LineEndocytosisHerpesvirus 1, SuidSwineViral Envelope ProteinsAdaptor Protein Complex 2Adaptor Protein Complex alpha SubunitsAntibodies, Viralglycoprotein gII, pseudorabies virusViral Envelope Proteins

Identifiers

PMID15280493
PMCPMC479101
OpenAlexW2154690075

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.