Evidence map›Paper›PMID 8654360›Full record

ArticleThe EMBO journal1996

RAP, a specialized chaperone, prevents ligand-induced ER retention and degradation of LDL receptor-related endocytic receptors.

T E Willnow, A Rohlmann, J Horton, H Otani, J R Braun, R E Hammer, J Herz

Open access · greenAbstract read
In one paragraph

Article in The EMBO journal, 1996. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 89 papers.

0numbers the graph read from it
0cells of the map it votes in
89citing papers in PubMed
10.4field-weighted citation impact, top 1% 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

89 citing papers in PubMed, 273 citations in OpenAlex.

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  17. Reelin signaling modulates GABAJournal of neurochemistry · 2021
    Article
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29 more citing papers are in PubMed but not listed here.

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 1 institution in 1 country.

T E WillnowDepartment of Molecular Genetics, University of Texas Southwestern Medical Center, Dallas, TX 75235, USA.
A Rohlmann
J Horton
H Otani
J R Braun
R E Hammer
J Herz
The University of Texas Southwestern Medical Center · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The multifunctional low density lipoprotein (LDL) receptor-related protein (LRP) forms a complex with a receptor-associated protein (RAP) within the secretory pathway. RAP inhibits ligand binding to LRP and is required for normal functional expression of LRP in vivo, suggesting a physiological function as a specialized chaperone. We have used RAP-deficient mice, generated by gene targeting, to investigate the role of RAP in the biosynthesis and biological activity of LRP and other members of the LDL receptor gene family in various organs and in embryonic fibroblasts. Our results demonstrate that RAP is required for the proper folding and export of the receptors from the endoplasmic reticulum (ER) by preventing the premature binding of co-expressed ligands. Overexpression of apolipoprotein E (apoE), a high affinity ligand for LRP, results in dramatically reduced cellular LRP expression, an effect that is prevented by co-expression of RAP. RAP thus defines a novel class of molecular chaperones that selectively protect endocytic receptors by binding to newly synthesized receptor polypeptides, thereby preventing ligand-induced aggregation and subsequent degradation in the ER.

Indexed as

AnimalsApolipoproteins ECell CompartmentationEndocytosisEndoplasmic ReticulumHeymann Nephritis Antigenic ComplexLigandsLiverLow Density Lipoprotein Receptor-Related Protein-1Membrane GlycoproteinsMiceMice, KnockoutMicrosomes, LiverMolecular ChaperonesReceptors, ImmunologicReceptors, LDLApolipoproteins EHeymann Nephritis Antigenic ComplexLigandsLow Density Lipoprotein Receptor-Related Protein-1Membrane GlycoproteinsMolecular ChaperonesReceptors, ImmunologicReceptors, LDLVLDL receptor

Identifiers

PMID8654360
PMCPMC450198
OpenAlexW339018046

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.