Evidence map›Paper›PMID 20238000›Full record

ArticleAdvances in experimental medicine and biology2010

The function of oligomerization-incompetent RDS in rods.

Dibyendu Chakraborty, Shannon M Conley, Steven J Fliesler, Muna I Naash

Abstract read
In one paragraph

Article in Advances in experimental medicine and biology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
1.8field-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

6 citing papers in PubMed, 8 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

4 authors at 2 institutions in 1 country.

Dibyendu ChakrabortyDepartment of Cell Biology, University of Oklahoma Health Sciences Center, Oklahoma, OK 73126-0901, USA.
Shannon M Conley
Steven J Fliesler
Muna I Naash
University of Oklahoma Health Sciences Center · USVA Western New York Healthcare System · US

Funding

Supplement for: Mechanism of Photoreceptor Cell Degeneration in Animal Models of Retinal DiseasesR01EY010609 · NEI · UNIVERSITY OF OKLAHOMA HLTH SCIENCES CTR · PI MUAYYAD R AL-UBAIDI, Muna I. Naash · 1995 to 2026
$11.0M
Compacted DNA Nanoparticles for Ocular TherapyR01EY018656 · NEI · UNIVERSITY OF OKLAHOMA HLTH SCIENCES CTR · PI AL-UBAIDI, MUAYYAD R, NAASH, MUNA I. · 2008 to 2021
$5.6M
CORE--MOLECULAR BIOLOGYP30EY012190 · NEI · UNIVERSITY OF OKLAHOMA HLTH SCIENCES CTR · PI ANDERSON, ROBERT E · 1999 to 2009
$5.2M
ISOPRENOID METABOLISM IN THE RETINAR01EY007361 · NEI · UNIVERSITY OF SOUTH FLORIDA · PI FLIESLER, STEVEN J. · 1988 to 2015
$4.4M
Mechanism of photoreceptor cell degeneration in animal models of retinal diseasesR56EY010609 · NEI · UNIVERSITY OF OKLAHOMA HLTH SCIENCES CTR · PI NAASH, MUNA I. · 2008 to 2008
$479k
PHOTORECEPTORSR55EY010609 · NEI · UNIVERSITY OF ILLINOIS AT CHICAGO · PI NAASH, MUNA I · 1994 to 1994
–
NEI NIH HHS EY007361NEI NIH HHS EY018656NEI NIH HHS EY10609NEI NIH HHS EY12190NEI NIH HHS P30 EY012190NEI NIH HHS R01 EY007361NEI NIH HHS R01 EY010609NEI NIH HHS R01 EY018656NEI NIH HHS R56 EY010609
6 · The paper itself

Abstract

The photoreceptor-specific tetraspanin glycoprotein RDS (retinal degeneration slow) is associated with many forms of inherited retinal disease. RDS shares features in common with other tetraspanin proteins, including the existence of a large intradiscal D2 loop containing several cysteines. While these cysteines are used only for intramolecular disulfide bonds in most tetraspanins, RDS expresses a seventh, unpaired cysteine (C150) used for intermolecular disulfide bonding in the formation of large RDS oligomers. To study oligomerization-dependent vs. oligomerization-independent RDS functions in rods, we generated a transgenic mouse line harboring a point mutation that replaces this Cys with Ser (C150S), leading to the expression of an RDS protein that cannot form intermolecular disulfide bonds. The mouse opsin promoter (MOP) was used to direct C150S RDS expression specifically in rods in these transgenic mice (MOP-T). Here we report improvement in scotopic ERGs in MOP-T/rds ( +/- ) mice (compared to non-transgenic rds ( +/- ) controls) and the appearance of malformed outer segments (OSs) in MOP-T mice that do not express native RDS (MOP-T/rds ( -/- )). These results suggest that while normal OS structure and function require RDS oligomerization, some RDS function is retained in the absence of C150. Since one of the functions of other tetraspanin proteins is to promote assembly of a membrane microdomain known as the "tetraspanin web", future studies may investigate whether assembly of this web is one of RDS's oligomerization-independent functions.

Indexed as

AnimalsElectroretinographyIntermediate Filament ProteinsMembrane GlycoproteinsMiceMice, TransgenicNerve Tissue ProteinsOpsinsPeripherinsPromoter Regions, GeneticProtein Structure, QuaternaryRetinal Rod Photoreceptor CellsIntermediate Filament ProteinsMembrane GlycoproteinsNerve Tissue ProteinsOpsinsPeripherinsPrph2 protein, mouse

Identifiers

PMID20238000
PMCPMC3161506
OpenAlexW277332101

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.