Evidence map›Paper›PMID 36696901›Full record

ArticleCell systems2023

Minimal synthetic enhancers reveal control of the probability of transcriptional engagement and its timing by a morphogen gradient.

Simon Alamos, Armando Reimer, Clay Westrum, Meghan A Turner, Paul Talledo, Jiaxi Zhao, Emma Luu, Hernan G Garcia

Abstract read
In one paragraph

Article in Cell systems, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
–field-weighted citation impact
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

22 citing papers in PubMed.

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  9. Emergence of activation or repression in transcriptional control under a fixed molecular context.Proceedings of the National Academy of Sciences of the United States of America · 2025
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  20. Competing constraints shape the nonequilibrium limits of cellular decision-making.Proceedings of the National Academy of Sciences of the United States of America · 2023
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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

8 authors.

Simon AlamosDepartment of Plant and Microbial Biology, University of California at Berkeley, Berkeley, CA, USA.
Armando ReimerBiophysics Graduate Group, University of California at Berkeley, Berkeley, CA, USA.
Clay WestrumDepartment of Physics, University of California at Berkeley, Berkeley, CA, USA.
Meghan A TurnerDepartment of Plant and Microbial Biology, University of California at Berkeley, Berkeley, CA, USA.
Paul TalledoDepartment of Molecular and Cell Biology, University of California at Berkeley, Berkeley, CA, USA.
Jiaxi ZhaoDepartment of Physics, University of California at Berkeley, Berkeley, CA, USA.
Emma LuuDepartment of Physics, University of California at Berkeley, Berkeley, CA, USA.
Hernan G GarciaBiophysics Graduate Group, University of California at Berkeley, Berkeley, CA, USA; Department of Physics, University of California at Berkeley, Berkeley, CA, USA; Department of Molecular and Cell Biology, University of California at Berkeley, Berkeley, CA, USA; Institute for Quantitative Biosciences-QB3, University of California at Berkeley, Berkeley, CA, USA; Chan Zuckerberg Biohub, San Francisco, CA, USA. Electronic address: hggarcia@berkeley.edu.

Funding

MOLECULAR BIOPHYSICS TRAINING GRANTT32GM008295 · NIGMS · UNIVERSITY OF CALIFORNIA BERKELEY · PI HURLEY, JAMES H, WEMMER, DAVID E · 1989 to 2022
$8.1M
Lighting Up the Central Dogma in Embryonic DevelopmentDP2HD094655 · NICHD · UNIVERSITY OF CALIFORNIA BERKELEY · PI GARCIA, HERNAN GUSTAVO · 2017 to 2017
$2.4M
Predictive understanding of the temporal control of transcription in Drosophila developmentR01GM139913 · NIGMS · UNIVERSITY OF CALIFORNIA BERKELEY · PI GARCIA, HERNAN GUSTAVO · 2021 to 2024
$1.2M
NICHD NIH HHS DP2 HD094655NIGMS NIH HHS R01 GM139913NIGMS NIH HHS T32 GM008295
6 · The paper itself

Abstract

How enhancers interpret morphogen gradients to generate gene expression patterns is a central question in developmental biology. Recent studies have proposed that enhancers can dictate whether, when, and at what rate promoters engage in transcription, but the complexity of endogenous enhancers calls for theoretical models with too many free parameters to quantitatively dissect these regulatory strategies. To overcome this limitation, we established a minimal promoter-proximal synthetic enhancer in embryos of Drosophila melanogaster. Here, a gradient of the Dorsal activator is read by a single Dorsal DNA binding site. Using live imaging to quantify transcriptional activity, we found that a single binding site can regulate whether promoters engage in transcription in a concentration-dependent manner. By modulating the binding-site affinity, we determined that a gene's decision to transcribe and its transcriptional onset time can be explained by a simple model where the promoter traverses multiple kinetic barriers before transcription can ensue.

Indexed as

Drosophila melanogasterDrosophila ProteinsAnimalsEnhancer Elements, GeneticGene Expression Regulation, DevelopmentalProbabilityDrosophila Proteinsbiophysicsdevelopmental biologyDrosophila melanogasterquantitative biologytranscriptional dynamictranscriptional modelingtranscriptional regulation

Identifiers

PMID36696901
PMCPMC10125799

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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.