Evidence map›Paper›PMID 33681974›Full record

ArticleGenome biology and evolution2021

A De Novo Transcriptome Assembly of Ceratopteris richardii Provides Insights into the Evolutionary Dynamics of Complex Gene Families in Land Plants.

Yuan Geng, Chao Cai, Scott A M McAdam, Jo Ann Banks, Jennifer H Wisecaver, Yun Zhou

Open access · goldAbstract read
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Article in Genome biology and evolution, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
10.6field-weighted citation impact, top 2% 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

26 citing papers in PubMed, 39 citations in OpenAlex.

  1. Article
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  5. The genome of the vining fernProceedings of the National Academy of Sciences of the United States of America · 2025
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  17. Cell growth dynamics in two types of apical meristems in fern gametophytes.The Plant journal : for cell and molecular biology · 2022
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  18. Article
  19. The biology ofeLife · 2022
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  20. Review
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

6 authors at 1 institution in 1 country.

Yuan GengDepartment of Botany and Plant Pathology, Purdue University, West Lafayette, Indiana, USA.
Chao CaiPurdue University Libraries and School of Information Studies, Purdue University, West Lafayette, Indiana, USA.
Scott A M McAdamDepartment of Botany and Plant Pathology, Purdue University, West Lafayette, Indiana, USA.
Jo Ann BanksDepartment of Botany and Plant Pathology, Purdue University, West Lafayette, Indiana, USA.
Jennifer H WisecaverPurdue Center for Plant Biology, Purdue University, West Lafayette, Indiana, USA.
Yun ZhouDepartment of Botany and Plant Pathology, Purdue University, West Lafayette, Indiana, USA.
Purdue University West Lafayette · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

As the closest extant sister group to seed plants, ferns are an important reference point to study the origin and evolution of plant genes and traits. One bottleneck to the use of ferns in phylogenetic and genetic studies is the fact that genome-level sequence information of this group is limited, due to the extreme genome sizes of most ferns. Ceratopteris richardii (hereafter Ceratopteris) has been widely used as a model system for ferns. In this study, we generated a transcriptome of Ceratopteris, through the de novo assembly of the RNA-seq data from 17 sequencing libraries that are derived from two sexual types of gametophytes and five different sporophyte tissues. The Ceratopteris transcriptome, together with 38 genomes and transcriptomes from other species across the Viridiplantae, were used to uncover the evolutionary dynamics of orthogroups (predicted gene families using OrthoFinder) within the euphyllophytes and identify proteins associated with the major shifts in plant morphology and physiology that occurred in the last common ancestors of euphyllophytes, ferns, and seed plants. Furthermore, this resource was used to identify and classify the GRAS domain transcriptional regulators of many developmental processes in plants. Through the phylogenetic analysis within each of the 15 GRAS orthogroups, we uncovered which GRAS family members are conserved or have diversified in ferns and seed plants. Taken together, the transcriptome database and analyses reported here provide an important platform for exploring the evolution of gene families in land plants and for studying gene function in seed-free vascular plants.

Indexed as

TranscriptomeEmbryophytaEvolution, MolecularFernsGenes, PlantGerm Cells, PlantPhylogenyProtein DomainsPteridaceaeCeratopteris transcriptomecomplex gene familiesevolutionary dynamicsfernsGRAS domain proteinsmolecular evolution

Identifiers

PMID33681974
PMCPMC7975763
OpenAlexW3134239925

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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.