Evidence map›Paper›PMID 18523244›Full record

ArticleJournal of immunology (Baltimore, Md. : 1950)2008

A novel trafficking signal within the HLA-C cytoplasmic tail allows regulated expression upon differentiation of macrophages.

Malinda R Schaefer, Maya Williams, Deanna A Kulpa, Pennelope K Blakely, Anna Q Yaffee, Kathleen L Collins

Open access · bronzeAbstract read
In one paragraph

Article in Journal of immunology (Baltimore, Md. : 1950), 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed, 1 pooled it
1.3field-weighted citation impact, top 22% 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

41 citing papers in PubMed, 1 synthesis or guideline pooled it, 61 citations in OpenAlex.

  1. Genetic interplay between HLA-C and MIR148A in HIV control and Crohn disease.Proceedings of the National Academy of Sciences of the United States of America · 2013
    Pooled it
  2. Article
  3. Cerebrovascular p16Acta neuropathologica communications · 2025
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  19. HLA and proteasome expression body map.BMC medical genomics · 2018
    Article
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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

6 authors at 1 institution in 2 countries.

Malinda R SchaeferGraduate Program Immunology, University of Michigan, Ann Arbor, MI 48109, USA.
Maya Williams
Deanna A Kulpa
Pennelope K Blakely
Anna Q Yaffee
Kathleen L Collins
University of Michigan–Ann Arbor · US

Funding

Molecular Mechanisms of HIV's Immune EvasionR01AI046998 · NIAID · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI COLLINS, KATHLEEN L. · 2000 to 2013
$4.7M
Molecular Mechanisms of HIV Disease PathogenesisR01AI051192 · NIAID · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI COLLINS, KATHLEEN L. · 2003 to 2011
$3.4M
NIAID NIH HHS AI 046998NIAID NIH HHS R01 AI046998NIAID NIH HHS R01 AI051192NIAID NIH HHS R01 AI 051198
6 · The paper itself

Abstract

MHC class I molecules (MHC-I) present peptides to CTLs. In addition, HLA-C allotypes are recognized by killer cell Ig-like receptors (KIR) found on NK cells and effector CTLs. Compared with other classical MHC-I allotypes, HLA-C has low cell surface expression and an altered intracellular trafficking pattern. We present evidence that this results from effects of both the extracellular domain and the cytoplasmic tail. Notably, we demonstrate that the cytoplasmic tail contains a dihydrophobic (LI) internalization and lysosomal targeting signal that is partially attenuated by an aspartic acid residue (DXSLI). In addition, we provide evidence that this signal is specifically inhibited by hypophosphorylation of the adjacent serine residue upon macrophage differentiation and that this allows high HLA-C expression in this cell type. We propose that tightly regulated HLA-C surface expression facilitates immune surveillance and allows HLA-C to serve a specialized role in macrophages.

Indexed as

Antigen-Presenting CellsCD8-Positive T-LymphocytesCell DifferentiationCell Line, TumorCell MembraneCross-PrimingCytoplasmCytotoxicity, ImmunologicDown-RegulationGene Expression RegulationHLA-C AntigensHumansLysosomesMacrophagesProtein Structure, TertiaryProtein TransportHLA-C Antigens

Identifiers

PMID18523244
PMCPMC2440697
OpenAlexW1613610310

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.