Evidence map›Paper›PMID 31142347›Full record

ArticleMicrobial cell factories2019

Development of a novel strategy for robust synthetic bacterial promoters based on a stepwise evolution targeting the spacer region of the core promoter in Bacillus subtilis.

Laichuang Han, Wenjing Cui, Feiya Suo, Shengnan Miao, Wenliang Hao, Qiaoqing Chen, Junling Guo, Zhongmei Liu, Li Zhou, Zhemin Zhou

Abstract read
In one paragraph

Article in Microbial cell factories, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing 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

20 citing papers in PubMed.

  1. Review
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  9. Cis-Element Engineering Promotes the Expression ofInternational journal of molecular sciences · 2022
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  10. Review
  11. The multifunctionality of expression systems inExperimental biology and medicine (Maywood, N.J.) · 2021
    Review
  12. Review
  13. Review
  14. Review
  15. Article
  16. Article
  17. Advances on systems metabolic engineering ofSynthetic and systems biotechnology · 2020
    Article
  18. Article
  19. Production of Vitamin B2 (Riboflavin) by Microorganisms: An Overview.Frontiers in bioengineering and biotechnology · 2020
    Review
  20. Article
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

10 authors.

Laichuang HanSchool of Biotechnology, Key Laboratory of Industrial Biotechnology (Ministry of Education), Jiangnan University, Wuxi, 214122, Jiangsu, China.
Wenjing CuiSchool of Biotechnology, Key Laboratory of Industrial Biotechnology (Ministry of Education), Jiangnan University, Wuxi, 214122, Jiangsu, China. wjcui@jiangnan.edu.cn.ORCID http://orcid.org/0000-0003-1113-180X
Feiya SuoSchool of Biotechnology, Key Laboratory of Industrial Biotechnology (Ministry of Education), Jiangnan University, Wuxi, 214122, Jiangsu, China.
Shengnan MiaoSchool of Biotechnology, Key Laboratory of Industrial Biotechnology (Ministry of Education), Jiangnan University, Wuxi, 214122, Jiangsu, China.
Wenliang HaoSchool of Biotechnology, Key Laboratory of Industrial Biotechnology (Ministry of Education), Jiangnan University, Wuxi, 214122, Jiangsu, China.
Qiaoqing ChenSchool of Biotechnology, Key Laboratory of Industrial Biotechnology (Ministry of Education), Jiangnan University, Wuxi, 214122, Jiangsu, China.
Junling GuoSchool of Biotechnology, Key Laboratory of Industrial Biotechnology (Ministry of Education), Jiangnan University, Wuxi, 214122, Jiangsu, China.
Zhongmei LiuSchool of Biotechnology, Key Laboratory of Industrial Biotechnology (Ministry of Education), Jiangnan University, Wuxi, 214122, Jiangsu, China.
Li ZhouSchool of Biotechnology, Key Laboratory of Industrial Biotechnology (Ministry of Education), Jiangnan University, Wuxi, 214122, Jiangsu, China.
Zhemin ZhouSchool of Biotechnology, Key Laboratory of Industrial Biotechnology (Ministry of Education), Jiangnan University, Wuxi, 214122, Jiangsu, China. zhmzhou@jiangnan.edu.cn.

Funding

111 Project No.111-2-06Fundamental Research Funds for the Central Universities JUSRP51713BInternational S&T Innovation Cooperation Key Project 2016YFE0127400Natural Science of Foundation of China 31400058
6 · The paper itself

Abstract

backgroundPromoter evolution by synthetic promoter library (SPL) is a powerful approach to development of functional synthetic promoters to synthetic biology. However, it requires much tedious and time-consuming screenings because of the plethora of different variants in SPL. Actually, a large proportion of mutants in the SPL are significantly lower in strength, which contributes only to fabrication of a promoter library with a continuum of strength. Thus, to effectively obtain the evolved synthetic promoter exhibiting higher strength, it is essential to develop novel strategies to construct mutant library targeting the pivotal region rather than the arbitrary region of the template promoter. In this study, a strategy termed stepwise evolution targeting the spacer of core promoter (SETarSCoP) was established in Bacillus subtilis to effectively evolve the strength of bacterial promoter.

resultsThe native promoter, P

conclusionComparing with the commonly used SPL strategy, SETarSCoP facilitates the evolution process to obtain strength-evolved synthetic bacterial promoter through fabrication and screening of small-scale mutation libraries. This strategy will be a promising method to evolve diverse bacterial promoters to expand the toolbox for synthetic biology.

Indexed as

Promoter Regions, GeneticBacillus subtilisDirected Molecular EvolutionGene LibraryMutagenesisMutationSynthetic BiologyBacillus subtilisPromoter engineeringStepwise evolutionSynthetic biology

Identifiers

PMID31142347
PMCPMC6540529

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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.