Evidence map›Paper›PMID 27371725›Full record

ArticleJournal of immunology (Baltimore, Md. : 1950)2016

ERAAP Shapes the Peptidome Associated with Classical and Nonclassical MHC Class I Molecules.

Niranjana A Nagarajan, Danielle A de Verteuil, Dev Sriranganadane, Wafaa Yahyaoui, Pierre Thibault, Claude Perreault, Nilabh Shastri

Open access · bronzeAbstract read
In one paragraph

Article in Journal of immunology (Baltimore, Md. : 1950), 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
2.3field-weighted citation impact, top 12% 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

26 citing papers in PubMed, 51 citations in OpenAlex.

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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

7 authors at 2 institutions in 2 countries.

Niranjana A NagarajanDivision of Immunology and Pathogenesis, Department of Molecular and Cell Biology, University of California Berkeley, Berkeley, CA 94720; and nshastri@berkeley.edu niranjana.nagarajan@icloud.com.
Danielle A de VerteuilInstitute for Research in Immunology and Cancer, University of Montreal, Montreal, Quebec H3C 3J7, Canada.
Dev SriranganadaneInstitute for Research in Immunology and Cancer, University of Montreal, Montreal, Quebec H3C 3J7, Canada.
Wafaa YahyaouiInstitute for Research in Immunology and Cancer, University of Montreal, Montreal, Quebec H3C 3J7, Canada.ORCID 0000-0001-6272-1258
Pierre ThibaultInstitute for Research in Immunology and Cancer, University of Montreal, Montreal, Quebec H3C 3J7, Canada.
Claude PerreaultInstitute for Research in Immunology and Cancer, University of Montreal, Montreal, Quebec H3C 3J7, Canada.ORCID 0000-0001-9453-7383
Nilabh ShastriDivision of Immunology and Pathogenesis, Department of Molecular and Cell Biology, University of California Berkeley, Berkeley, CA 94720; and nshastri@berkeley.edu niranjana.nagarajan@icloud.com.
Institute for Research in Immunology and Cancer · CAUniversity of California, Berkeley · US

Funding

Antigen Processing in the Secretory PathwayR37AI060040 · NIAID · UNIVERSITY OF CALIFORNIA BERKELEY · PI SADEGH-NASSERI, SCHEHERAZADE · 2012 to 2021
$4.2M
Immune Surveillance of Antigen Processing PathwayR01AI130210 · NIAID · UNIVERSITY OF CALIFORNIA BERKELEY · PI SADEGH-NASSERI, SCHEHERAZADE · 2017 to 2021
$2.8M
Antigen processing in the secretory pathwayR01AI060040 · NIAID · UNIVERSITY OF CALIFORNIA BERKELEY · PI SHASTRI, NILABH · 2004 to 2010
$2.4M
Immune surveillance via non-classical MHC class Ib moleculesR21AI101751 · NIAID · UNIVERSITY OF CALIFORNIA BERKELEY · PI SHASTRI, NILABH · 2012 to 2013
$411k
NIAID NIH HHS R01 AI060040NIAID NIH HHS R01 AI130210NIAID NIH HHS R21 AI101751NIAID NIH HHS R37 AI060040
6 · The paper itself

Abstract

The peptide repertoire presented by classical as well as nonclassical MHC class I (MHC I) molecules is altered in the absence of the endoplasmic reticulum aminopeptidase associated with Ag processing (ERAAP). To characterize the extent of these changes, peptides from cells lacking ERAAP were eluted from the cell surface and analyzed by high-throughput mass spectrometry. We found that most peptides found in wild-type (WT) cells were retained in the absence of ERAAP. In contrast, a subset of "ERAAP-edited" peptides was lost in WT cells, and ERAAP-deficient cells presented a unique "unedited" repertoire. A substantial fraction of MHC-associated peptides from ERAAP-deficient cells contained N-terminal extensions and had a different molecular composition than did those from WT cells. We found that the number and immunogenicity of peptides associated with nonclassical MHC I was increased in the absence of ERAAP. Conversely, only peptides presented by classical MHC I were immunogenic in ERAAP-sufficient cells. Finally, MHC I peptides were also derived from different intracellular sources in ERAAP-deficient cells.

Indexed as

AnimalsAntigen PresentationAutoimmunityHigh-Throughput Screening AssaysHistocompatibility Antigens Class ILeucyl AminopeptidaseLymphocyte ActivationMass SpectrometryMiceMice, Inbred C57BLMice, KnockoutPeptide FragmentsT-LymphocytesHistocompatibility Antigens Class ILeucyl AminopeptidasePeptide Fragmentspuromycin-insensitive leucyl-specific aminopeptidase

Identifiers

PMID27371725
PMCPMC4976029
OpenAlexW2474716288

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.