Evidence map›Paper›PMID 25433709›Full record

ReviewFunctional & integrative genomics2015

Plastid DNA insertions in plant nuclear genomes: the sites, abundance and ages, and a predicted promoter analysis.

Hongyu Chen, Ying Yu, Xiuling Chen, Zhenzhu Zhang, Chao Gong, Jingfu Li, Aoxue Wang

Abstract readReview
PubMed Publisher
In one paragraph

Review in Functional & integrative genomics, 2015. 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
0.4field-weighted citation impact, top 37% 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, 33 citations in OpenAlex.

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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

7 authors at 2 institutions in 1 country.

Hongyu ChenHeilongjiang Provincial Key University Laboratory of Agricultural Functional Genes, College of Life Science, Northeast Agricultural University, Harbin, 150030, China.
Ying Yu
Xiuling Chen
Zhenzhu Zhang
Chao Gong
Jingfu Li
Aoxue Wang
Northeast Agricultural University · CNHeilongjiang Provincial Academy of Agricultural Sciences · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The transfer of plastid DNA sequences into plant nuclear genomes plays an important role in the genomic evolution of plants. The abundance of nuclear-localized plastid DNA (nupDNA) correlates positively with nuclear genome size, but the genetic content of nupDNA remains unknown. In this mini review, we analyzed the number of nuclear-localized plastid gene fragments in known plant genomic data. Our analysis suggests that nupDNAs are abundant in plant nuclear genomes and can include multiple complete copies of protein-coding plastid genes. Mutated nuclear copies of plastid genes contained synonymous and nonsynonymous substitutions. We estimated the age of the nupDNAs based on the time when each integration occurred, which was calculated by comparing the nucleotide substitution rates of the nupDNAs and their respective plastid genes. These data suggest that there are two distinct age distribution patterns for nupDNAs in plants, and Oryza sativa and Zea mays were found to contain a very high proportion of young nupDNAs. Expressed sequence tags and predicted promoters of nupDNAs were identified, revealing that certain nuclear-localized plastid genes may be functional and that some have undergone positive natural selection pressure.

Indexed as

Genome, PlantPromoter Regions, GeneticCell NucleusDNA, ChloroplastDNA, PlantGenes, ChloroplastDNA, ChloroplastDNA, Plant

Identifiers

PMID25433709
OpenAlexW2000665682

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.