Evidence map›Paper›PMID 28010735›Full record

ArticleBMC evolutionary biology2016

Several steps of lateral gene transfer followed by events of 'birth-and-death' evolution shaped a fungal sorbicillinoid biosynthetic gene cluster.

Irina S Druzhinina, Eva M Kubicek, Christian P Kubicek

Open access · goldAbstract read
In one paragraph

Article in BMC evolutionary biology, 2016. 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
2.4field-weighted citation impact, top 11% 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

20 citing papers in PubMed, 37 citations in OpenAlex.

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  11. Heterologous Expression of Secondary Metabolite Genes inJournal of fungi (Basel, Switzerland) · 2022
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  12. Review
  13. Frontiers in fungal biology · 2022
    Review
  14. The G-protein Coupled Receptor GPR8 Regulates Secondary Metabolism inFrontiers in bioengineering and biotechnology · 2020
    Article
  15. Article
  16. Article
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  18. Article
  19. Engineering of the Filamentous FungusFrontiers in microbiology · 2018
    Review
  20. Constitutive hyperproduction of sorbicillinoids inBiotechnology for biofuels · 2018
    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

3 authors at 1 institution in 1 country.

Irina S DruzhininaMicrobiology Group, Research Area Biochemical Technology, Institute of Chemical Engineering, TU Wien, Vienna, Austria.
Eva M KubicekMicrobiology Group, Research Area Biochemical Technology, Institute of Chemical Engineering, TU Wien, Vienna, Austria.
Christian P KubicekMicrobiology Group, Research Area Biochemical Technology, Institute of Chemical Engineering, TU Wien, Vienna, Austria. peter.kubicek@tuwien.ac.at.
TU Wien · AT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundSorbicillinoids are a family of complex cyclic polyketides produced by only a small number of distantly related ascomycete fungi such as Trichoderma (Sordariomycetes) and Penicillium (Eurotiomycetes). In T. reesei, they are synthesized by a gene cluster consisting of eight genes including two polyketide synthases (PKS). To reconstruct the evolutionary origin of this gene cluster, we examined the occurrence of these eight genes in ascomycetes.

resultsA cluster comprising at least six of them was only found in Hypocreales (Acremonium chrysogenum, Ustilaginoidea virens, Trichoderma species from section Longibrachiatum) and in Penicillium rubens (Eurotiales). In addition, Colletotrichum graminicola contained the two pks (sor1 and sor2), but not the other sor genes. A. chrysogenum was the evolutionary eldest species in which sor1, sor2, sor3, sor4 and sor6 were present. Sor5 was gained by lateral gene transfer (LGT) from P. rubens. In the younger Hypocreales (U. virens, Trichoderma spp.), the cluster evolved by vertical transfer, but sor2 was lost and regained by LGT from C. graminicola. SorB (=sor2) and sorD (=sor4) were symplesiomorphic in P. rubens, whereas sorA, sorC and sorF were obtained by LGT from A. chrysogenum, and sorE by LGT from Pestalotiopsis fici (Xylariales). The sorbicillinoid gene cluster in Trichoderma section Longibrachiatum is under strong purifying selection. The T. reesei sor genes are expressed during fast vegetative growth, during antagonism of other fungi and regulated by the secondary metabolism regulator LAE1.

conclusionsOur findings pinpoint the evolution of the fungal sorbicillinoid biosynthesis gene cluster. The core cluster arose in early Hypocreales, and was complemented by LGT. During further speciation in the Hypocreales, it became subject to birth and death evolution in selected lineages. In P. rubrens (Eurotiales), two cluster genes were symplesiomorphic, and the whole cluster formed by LGT from at least two different fungal donors.

Indexed as

Evolution, MolecularGenes, FungalGene Transfer, HorizontalAscomycotaPenicilliumPhylogenyPolyketidesPolyketide SynthasesPolyketidesPolyketide SynthasesBirth-and-death evolutionLateral gene transferPenicilliumPKSSecondary metabolitesTrichoderma

Identifiers

PMID28010735
PMCPMC5182515
OpenAlexW2560007809

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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.