Evidence map›Paper›PMID 25850427›Full record

ArticleG3 (Bethesda, Md.)2015

Insights into Ongoing Evolution of the Hexachlorocyclohexane Catabolic Pathway from Comparative Genomics of Ten Sphingomonadaceae Strains.

Stephen L Pearce, John G Oakeshott, Gunjan Pandey

Open access · goldAbstract readComparative Study
In one paragraph

Article in G3 (Bethesda, Md.), 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
3.1field-weighted citation impact, top 9% 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

13 citing papers in PubMed, 30 citations in OpenAlex.

  1. Article
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  4. Review
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  8. Comparative Genomics of DegradativeFrontiers in microbiology · 2018
    Article
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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

3 authors at 2 institutions in 1 country.

Stephen L PearceCSIRO Ecosystem Sciences, Acton, ACT-2601, Australia.
John G OakeshottCSIRO Ecosystem Sciences, Acton, ACT-2601, Australia.
Gunjan PandeyCSIRO Ecosystem Sciences, Acton, ACT-2601, Australia gunjan.pandey@csiro.au.
Commonwealth Scientific and Industrial Research Organisation · AUEcosystem Sciences · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Hexachlorocyclohexane (HCH), a synthetic organochloride, was first used as a broad-acre insecticide in the 1940s, and many HCH-degrading bacterial strains have been isolated from around the globe during the last 20 years. To date, the same degradation pathway (the lin pathway) has been implicated in all strains characterized, although the pathway has only been characterized intensively in two strains and for only a single HCH isomer. To further elucidate the evolution of the lin pathway, we have biochemically and genetically characterized three HCH-degrading strains from the Czech Republic and compared the genomes of these and seven other HCH-degrading bacterial strains. The three new strains each yielded a distinct set of metabolites during their degradation of HCH isomers. Variable assembly of the pathway is a common feature across the 10 genomes, eight of which (including all three Czech strains) were either missing key lin genes or containing duplicate copies of upstream lin genes (linA-F). The analysis also confirmed the important role of horizontal transfer mediated by insertion sequence IS6100 in the acquisition of the pathway, with a stronger association of IS6100 to the lin genes in the new strains. In one strain, a linA variant was identified that likely caused a novel degradation phenotype involving a shift in isomer preference. This study identifies a number of strains that are in the early stages of lin pathway acquisition and shows that the state of the pathway can explain the degradation patterns observed.

Indexed as

Biological EvolutionGenome, BacterialMetabolic Networks and PathwaysBase SequenceBiodegradation, EnvironmentalGenes, BacterialGenetic VariationGenomicsHexachlorocyclohexaneIsomerismModels, BiologicalSphingomonadaceaeHexachlorocyclohexaneevolutionhexachlorocyclohexaneIS6100lindanetransposon

Identifiers

PMID25850427
PMCPMC4478539
OpenAlexW2114861865

What OpenQuestion holds

Textmetadata
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.