Evidence map›Paper›PMID 19228590›Full record

ArticleGenome research2009

Dissecting transcription regulatory pathways through a new bacterial one-hybrid reporter system.

Manman Guo, Hui Feng, Jun Zhang, Wenqin Wang, Yi Wang, Yuqing Li, Chunhui Gao, Huanchun Chen, Ying Feng, Zheng-Guo He

Erratum issuedOpen access · bronzeAbstract read
In one paragraph

Article in Genome research, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 78 papers.

0numbers the graph read from it
0cells of the map it votes in
78citing 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

78 citing papers in PubMed, 147 citations in OpenAlex.

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18 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

  • Erratum issued
5 · Who and what money

Authors and funding

10 authors at 1 institution in 1 country.

Manman GuoNational Key Laboratory of Agricultural Microbiology, Center for Proteomics Research, College of Life Science and Technology, Huazhong Agricultural University, Wuhan 430070, China.
Hui Feng
Jun Zhang
Wenqin Wang
Yi Wang
Yuqing Li
Chunhui Gao
Huanchun Chen
Ying Feng
Zheng-Guo He
Huazhong Agricultural University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Sequence-specific DNA-binding transcription factors have widespread biological significance in the regulation of gene expression. However, in lower prokaryotes and eukaryotic metazoans, it is usually difficult to find transcription regulatory factors that recognize specific target promoters. To address this, we have developed in this study a new bacterial one-hybrid reporter vector system that provides a convenient and rapid strategy to determine the specific interaction between target DNA sequences and their transcription factors. Using this system, we have successfully determined the DNA-binding specificity of the transcription regulator Rv3133c to a previously reported promoter region of the gene Rv2031 in Mycobacterium tuberculosis. In addition, we have tested more than 20 promoter regions of M. tuberculosis genes using this approach to determine if they interact with approximately 150 putative regulatory proteins. A variety of transcription factors are found to participate in the regulation of stress response and fatty acid metabolism, both of which comprise the core of in vivo-induced genes when M. tuberculosis invades macrophages. Interestingly, among the many new discovered potential transcription factors, the WhiB-like transcriptional factor WhiB3 was identified for the first time to bind with the promoter sequences of most in vivo-induced genes. Therefore, this study offers important data in the dissection of the transcription regulations in M. tuberculosis, and the strategy should be applicable in the study of DNA-binding factors in a wide range of biological organisms.

Indexed as

Gene Expression Regulation, BacterialBacterial ProteinsDNA, BacterialGenes, ReporterMycobacterium tuberculosisPromoter Regions, GeneticRegulatory Sequences, Nucleic AcidSurface Plasmon ResonanceTranscription FactorsBacterial ProteinsDNA, BacterialTranscription Factors

Identifiers

PMID19228590
PMCPMC2704442
OpenAlexW2105028864

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.