Evidence map›Paper›PMID 30138440›Full record

ArticlePloS one2018

An improved method for the isolation and identification of unknown proteins that bind to known DNA sequences by affinity capture and mass spectrometry.

Pooja Murarka, Preeti Srivastava

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
1.6field-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

8 citing papers in PubMed, 18 citations in OpenAlex.

  1. Article
  2. Reverse Chromatin Immunoprecipitation (R-ChIP).Methods in molecular biology (Clifton, N.J.) · 2024
    Article
  3. Review
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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

2 authors at 1 institution in 1 country.

Pooja MurarkaDepartment of Biochemical Engineering and Biotechnology, Indian Institute of Technology, New Delhi, India.
Preeti SrivastavaDepartment of Biochemical Engineering and Biotechnology, Indian Institute of Technology, New Delhi, India.ORCID 0000-0003-2645-5495
Indian Institute of Technology Delhi · IN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Transcription of a gene can be regulated at many different levels. One such fundamental level is interaction between protein and DNA. Protein(s) binds to distinct sites on the DNA, which activate, enhance or repress transcription. Despite being such an important process, very few tools exist to identify the proteins that interact with chromosome, most of which are in vitro in nature. Here, we propose an in vivo based method for identification of DNA binding protein(s) in bacteria where the DNA-protein complex formed in vivo is crosslinked by formaldehyde. This complex is further isolated and the bound proteins are identified. The method was used to isolate promoter DNA binding proteins, which bind and regulate the dsz operon in Gordonia sp. IITR 100 responsible for biodesulfurization of organosulfurs. The promoter binding proteins were identified by MALDI ToF MS/MS and the binding was confirmed by gel shift assay. Unlike other reported in vivo methods, this improved method does not require sequence of the whole genome or a chip and can be scaled up to improve yields.

Indexed as

Tandem Mass SpectrometryBase SequenceBinding SitesDNADNA-Binding ProteinsElectrophoretic Mobility Shift AssayPromoter Regions, GeneticDNADNA-Binding Proteins

Identifiers

PMID30138440
PMCPMC6107227
OpenAlexW2888734709

What OpenQuestion holds

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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.