Evidence map›Paper›PMID 23712010›Full record

ArticleMolecular systems biology2013

The Neurospora photoreceptor VIVID exerts negative and positive control on light sensing to achieve adaptation.

Elan Gin, Axel C R Diernfellner, Michael Brunner, Thomas Höfer

Open access · goldAbstract read
In one paragraph

Article in Molecular systems biology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
1.5field-weighted citation impact, top 19% 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

17 citing papers in PubMed, 32 citations in OpenAlex.

  1. Article
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  4. The Resonance and Adaptation ofJournal of fungi (Basel, Switzerland) · 2021
    Article
  5. A light life together: photosensing in the plant microbiota.Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology · 2021
    Review
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  7. Journal of biological rhythms · 2020
    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

4 authors at 1 institution in 1 country.

Elan GinDivision of Theoretical Systems Biology, German Cancer Research Center-DKFZ, Heidelberg, Germany.
Axel C R Diernfellner
Michael Brunner
Thomas Höfer
Heidelberg University · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The light response in Neurospora is mediated by the photoreceptor and circadian transcription factor White Collar Complex (WCC). The expression rate of the WCC target genes adapts in daylight and remains refractory to moonlight, despite the extraordinary light sensitivity of the WCC. To explain this photoadaptation, feedback inhibition by the WCC interaction partner VIVID (VVD) has been invoked. Here we show through data-driven mathematical modeling that VVD allows Neurospora to detect relative changes in light intensity. To achieve this behavior, VVD acts as an inhibitor of WCC-driven gene expression and, at the same time, as a positive regulator that maintains the responsiveness of the photosystem. Our data indicate that this paradoxical function is realized by a futile cycle that involves the light-induced sequestration of active WCC by VVD and the replenishment of the activatable WCC pool through the decay of the photoactivated state. Our quantitative study uncovers a novel network motif for achieving sensory adaptation and defines a core input module of the circadian clock in Neurospora.

Indexed as

Adaptation, PhysiologicalCircadian ClocksCircadian RhythmComputer SimulationFeedback, PhysiologicalFungal ProteinsGene Expression Regulation, FungalLightModels, GeneticNeurospora crassaPhotoreceptors, MicrobialTranscription FactorsFungal ProteinsPhotoreceptors, MicrobialTranscription FactorsVVD protein, Neurospora crassa

Identifiers

PMID23712010
PMCPMC4039372
OpenAlexW2106202324

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.