Evidence map›Paper›PMID 19342655›Full record

ArticleJournal of immunology (Baltimore, Md. : 1950)2009

Interaction of Bap31 and MHC class I molecules and their traffic out of the endoplasmic reticulum.

Fumiyoshi Abe, Nancy Van Prooyen, John J Ladasky, Michael Edidin

Open access · bronzeAbstract read
In one paragraph

Article in Journal of immunology (Baltimore, Md. : 1950), 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
1.5field-weighted citation impact, top 21% 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

24 citing papers in PubMed, 47 citations in OpenAlex.

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  15. Frontiers in microbiology · 2018
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  20. Tapasin-related protein TAPBPR is an additional component of the MHC class I presentation pathway.Proceedings of the National Academy of Sciences of the United States of America · 2013
    Article
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

4 authors at 3 institutions in 2 countries.

Fumiyoshi AbeDepartment of Biology, Johns Hopkins University, Baltimore, MD 21218, USA.
Nancy Van Prooyen
John J Ladasky
Michael Edidin
Johns Hopkins University · USHoward Hughes Medical Institute · USJapan Agency for Marine-Earth Science and Technology · JP

Funding

CHEMISTRY AND DEVELOPMENT OF TRANSPLANTATION ANTIGENSR01AI014584 · NIAID · JOHNS HOPKINS UNIVERSITY · PI EDIDIN, MICHAEL A · 1985 to 2007
$2.8M
CHEMISTRY AND DEVELOPMENT OF TRANSPLANTATION ANTIGENSR37AI014584 · NIAID · JOHNS HOPKINS UNIVERSITY · PI EDIDIN, MICHAEL A · 1988 to 1997
–
NIAID NIH HHS AI-14584NIAID NIH HHS R01 AI014584
6 · The paper itself

Abstract

The endoplasmic reticulum (ER) protein Bap31 associates with nascent class I MHC molecules. It appears to mediate the export of class I MHC molecules from the ER and may also be involved in their quality control. In this study, we use Förster resonance energy transfer and quantitative fluorescence imaging to show that in human, HeLa cells, Bap31 clusters with MHC class I (HLA-A2) molecules in the ER, and traffics via export vesicles to the ER/Golgi intermediate compartment. Förster resonance energy transfer between Bap31 and HLA-A2 and forward traffic increases when MHC class I molecules are loaded with a pulse of peptide. The increased forward traffic is blocked by overexpression of Bap29, a partner protein for Bap31, which localizes to the ER. Thus, in HeLa cells, Bap31 is involved in the exit of peptide-loaded MHC class I from the ER, and its function is regulated by its interaction with its homologue, Bap29.

Indexed as

BiomarkersEndoplasmic ReticulumHeLa CellsHistocompatibility Antigens Class IHumansMembrane ProteinsMicroscopy, ImmunoelectronProtein TransportBiomarkersHistocompatibility Antigens Class IMembrane Proteins

Identifiers

PMID19342655
PMCPMC2802452
OpenAlexW1501617057

What OpenQuestion holds

Textmetadata
LicenceTDM
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.