Evidence map›Paper›PMID 8552602›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America1996

The basic motif-leucine zipper transcription factor Nrl can positively regulate rhodopsin gene expression.

A Rehemtulla, R Warwar, R Kumar, X Ji, D J Zack, A Swaroop

Open access · greenAbstract readComparative Study
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 1996. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 91 papers.

0numbers the graph read from it
0cells of the map it votes in
91citing papers in PubMed
3.6field-weighted citation impact, top 6% 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

91 citing papers in PubMed, 211 citations in OpenAlex.

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  14. New In Vitro Cellular Model for Molecular Studies of Retinitis Pigmentosa.International journal of molecular sciences · 2021
    Article
  15. NRLStem cells (Dayton, Ohio) · 2021
    Article
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  19. Review
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31 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

6 authors at 1 institution in 1 country.

A RehemtullaHoward Hughes Medical Institute, W. K. Kellogg Eye Center, University of Michigan, Ann Arbor, MI 48105, USA.
R Warwar
R Kumar
X Ji
D J Zack
A Swaroop
W.K. Kellogg Foundation · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The retinal protein Nrl belongs to a distinct subfamily of basic motif-leucine zipper DNA-binding proteins and has been shown to bind extended AP-1-like sequence elements as a homo- or heterodimer. Here, we demonstrate that Nrl can positively regulate the expression of the photoreceptor cell-specific gene rhodopsin. Electrophoretic mobility-shift analysis reveals that a protein(s) in nuclear extracts from bovine retina and the Y79 human retinoblastoma cell line binds to a conserved Nrl response element (NRE) in the upstream promoter region of the rhodopsin gene. Nrl or an antigenically similar protein is shown to be part of the bound protein complex by supershift experiments using Nrl-specific antiserum. Cotransfection studies using an Nrl-expression plasmid and a luciferase reporter gene demonstrate that interaction of the Nrl protein with the -61 to -84 region of the rhodopsin promoter (which includes the NRE) stimulates expression of the reporter gene in CV-1 monkey kidney cells. This Nrl-mediated transactivation is specifically inhibited by coexpression of a naturally occurring truncated form of Nrl (dominant negative effect). Involvement of Nrl in photoreceptor gene regulation and its continued high levels of expression in the adult retina suggest that Nrl plays a significant role in controlling retinal function.

Indexed as

Promoter Regions, GeneticAnimalsBase SequenceBasic-Leucine Zipper Transcription FactorsCattleDNA-Binding ProteinsEye ProteinsGene Expression RegulationHumansLeucine ZippersMiceMolecular Sequence DataRetinaRhodopsinRNA, MessengerSequence AlignmentBasic-Leucine Zipper Transcription FactorsDNA-Binding ProteinsEye ProteinsNRL protein, humanNrl protein, mouseRhodopsinRNA, MessengerTranscription Factors

Identifiers

PMID8552602
PMCPMC40204
OpenAlexW2074366705

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.