Evidence map›Paper›PMID 22941636›Full record

ArticleNucleic acids research2012

The structural basis of differential DNA sequence recognition by restriction-modification controller proteins.

N J Ball, J E McGeehan, S D Streeter, S-J Thresh, G G Kneale

Open access · goldAbstract read
In one paragraph

Article in Nucleic acids research, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
1.2field-weighted citation impact, top 22% 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

15 citing papers in PubMed, 21 citations in OpenAlex.

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  15. Structural analysis of DNA-protein complexes regulating the restriction-modification system Esp1396I.Acta crystallographica. Section F, Structural biology and crystallization communications · 2013
    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

5 authors at 1 institution in 1 country.

N J BallBiomolecular Structure Group, Institute of Biomedical and Biomolecular Sciences, School of Biological Sciences, University of Portsmouth, Portsmouth PO1 2DY, UK.
J E McGeehan
S D Streeter
S-J Thresh
G G Kneale
University of Portsmouth · GB

Funding

Biotechnology and Biological Sciences Research Council BB/E000878/1Biotechnology and Biological Sciences Research Council BB/H00680X/1
6 · The paper itself

Abstract

Controller (C) proteins regulate the expression of restriction-modification (RM) genes in a wide variety of RM systems. However, the RM system Esp1396I is of particular interest as the C protein regulates both the restriction endonuclease (R) gene and the methyltransferase (M) gene. The mechanism of this finely tuned genetic switch depends on differential binding affinities for the promoters controlling the R and M genes, which in turn depends on differential DNA sequence recognition and the ability to recognize dual symmetries. We report here the crystal structure of the C protein bound to the M promoter, and compare the binding affinities for each operator sequence by surface plasmon resonance. Comparison of the structure of the transcriptional repression complex at the M promoter with that of the transcriptional activation complex at the R promoter shows how subtle changes in protein-DNA interactions, underpinned by small conformational changes in the protein, can explain the molecular basis of differential regulation of gene expression.

Indexed as

Operator Regions, GeneticBacterial ProteinsBase SequenceCrystallography, X-RayDNA, BacterialDNA-Binding ProteinsDNA Modification MethylasesNucleic Acid ConformationProtein BindingBacterial ProteinsDNA, BacterialDNA-Binding ProteinsDNA Modification Methylases

Identifiers

PMID22941636
PMCPMC3488213
OpenAlexW2121983228

What OpenQuestion holds

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LicenceCC BY-NC
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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.