Evidence map›Paper›PMID 22589468›Full record

ArticleThe Plant cell2012

Plant vegetative and animal cytoplasmic actins share functional competence for spatial development with protists.

Muthugapatti K Kandasamy, Elizabeth C McKinney, Eileen Roy, Richard B Meagher

Open access · greenAbstract read
In one paragraph

Article in The Plant cell, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
1.1field-weighted citation impact, top 23% 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

9 citing papers in PubMed, 20 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

4 authors at 1 institution in 1 country.

Muthugapatti K KandasamyDepartment of Genetics, Davison Life Sciences Complex, University of Georgia, Athens, Georgia 30602, USA.
Elizabeth C McKinney
Eileen Roy
Richard B Meagher
University of Georgia · US

Funding

T32 Predoctoral training grant in geneticsT32GM007103 · NIGMS · UNIVERSITY OF GEORGIA (UGA) · PI DYER, KELLY A · 1985 to 2021
$5.9M
DIFFERENTIAL EXPRESSION OF THE DIVERSE PLANT ACTINSR01GM036397 · NIGMS · UNIVERSITY OF GEORGIA (UGA) · PI MEAGHER, RICHARD BRIAN · 1986 to 2011
$4.3M
NIGMS NIH HHS GM 07103-35NIGMS NIH HHS GM36397-25NIGMS NIH HHS R01 GM036397NIGMS NIH HHS T32 GM007103
6 · The paper itself

Abstract

Actin is an essential multifunctional protein encoded by two distinct ancient classes of genes in animals (cytoplasmic and muscle) and plants (vegetative and reproductive). The prevailing view is that each class of actin variants is functionally distinct. However, we propose that the vegetative plant and cytoplasmic animal variants have conserved functional competence for spatial development inherited from an ancestral protist actin sequence. To test this idea, we ectopically expressed animal and protist actins in Arabidopsis thaliana double vegetative actin mutants that are dramatically altered in cell and organ morphologies. We found that expression of cytoplasmic actins from humans and even a highly divergent invertebrate Ciona intestinalis qualitatively and quantitatively suppressed the root cell polarity and organ defects of act8 act7 mutants and moderately suppressed the root-hairless phenotype of act2 act8 mutants. By contrast, human muscle actins were unable to support prominently any aspect of plant development. Furthermore, actins from three protists representing Choanozoa, Archamoeba, and green algae efficiently suppressed all the phenotypes of both the plant mutants. Remarkably, these data imply that actin's competence to carry out a complex suite of processes essential for multicellular development was already fully developed in single-celled protists and evolved nonprogressively from protists to plants and animals.

Indexed as

AnimalsArabidopsisArabidopsis ProteinsArchamoebaeChlorophytaChoanoflagellataCiona intestinalisPhylogenyArabidopsis Proteins

Identifiers

PMID22589468
PMCPMC3442586
OpenAlexW2164693435

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.