Evidence map›Paper›PMID 33420075›Full record

ArticleNature communications2021

High-resolution single-cell 3D-models of chromatin ensembles during Drosophila embryogenesis.

Qiu Sun, Alan Perez-Rathke, Daniel M Czajkowsky, Zhifeng Shao, Jie Liang

Abstract read
In one paragraph

Article in Nature communications, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing 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

26 citing papers in PubMed.

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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

5 authors.

Qiu Sun *Shanghai Center for System Biomedicine, Shanghai Jiao Tong University, Shanghai, 200240, China.ORCID http://orcid.org/0000-0003-1379-6637
Alan Perez-Rathke *Department of Bioengineering, University of Illinois at Chicago, SEO, MC-063, Chicago, IL, 60607-7052, USA.ORCID http://orcid.org/0000-0002-0792-2484
Daniel M CzajkowskySchool of Biomedical Engineering, Shanghai Jiao Tong University, Shanghai, 200240, China.ORCID http://orcid.org/0000-0002-2745-9546
Zhifeng ShaoSchool of Biomedical Engineering, Shanghai Jiao Tong University, Shanghai, 200240, China. zfshao@sjtu.edu.cn.ORCID http://orcid.org/0000-0002-2147-6652
Jie LiangDepartment of Bioengineering, University of Illinois at Chicago, SEO, MC-063, Chicago, IL, 60607-7052, USA. jliang@uic.edu.ORCID http://orcid.org/0000-0002-2773-6427

Funding

Models and Algorithms for Biological Networks and Polymers: Stochastic Probability Landscape and Chromatin EnsemblesR35GM127084 · NIGMS · UNIVERSITY OF ILLINOIS AT CHICAGO · PI LIANG, JIE · 2018 to 2025
$3.7M
Database and Tools for Functional Inference and Mechanistic Insight into Somatic Cancer MutationsR01CA204962 · NCI · UNIVERSITY OF ILLINOIS AT CHICAGO · PI LIANG, JIE, TSENG, YAN-YUAN · 2017 to 2019
$988k
NCI NIH HHS R01 CA204962NIGMS NIH HHS R35 GM127084
6 · The paper itself

Abstract

Single-cell chromatin studies provide insights into how chromatin structure relates to functions of individual cells. However, balancing high-resolution and genome wide-coverage remains challenging. We describe a computational method for the reconstruction of large 3D-ensembles of single-cell (sc) chromatin conformations from population Hi-C that we apply to study embryogenesis in Drosophila. With minimal assumptions of physical properties and without adjustable parameters, our method generates large ensembles of chromatin conformations via deep-sampling. Our method identifies specific interactions, which constitute 5-6% of Hi-C frequencies, but surprisingly are sufficient to drive chromatin folding, giving rise to the observed Hi-C patterns. Modeled sc-chromatins quantify chromatin heterogeneity, revealing significant changes during embryogenesis. Furthermore, >50% of modeled sc-chromatin maintain topologically associating domains (TADs) in early embryos, when no population TADs are perceptible. Domain boundaries become fixated during development, with strong preference at binding-sites of insulator-complexes upon the midblastula transition. Overall, high-resolution 3D-ensembles of sc-chromatin conformations enable further in-depth interpretation of population Hi-C, improving understanding of the structure-function relationship of genome organization.

Indexed as

Chromatin Assembly and DisassemblyEmbryonic DevelopmentAnimalsBiophysicsChromatinChromosomes, InsectComputational BiologyDrosophilaGenetic HeterogeneityGenomeModels, MolecularMolecular ConformationChromatin

Identifiers

PMID33420075
PMCPMC7794469

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Registered trials

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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.