Evidence map›Paper›PMID 19225126›Full record

ArticleJournal of cell science2009

Ancient animal ancestry for nuclear myosin.

Wilma A Hofmann, Thomas A Richards, Primal de Lanerolle

Open access · greenAbstract read
In one paragraph

Article in Journal of cell science, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
1.5field-weighted citation impact, top 16% 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

19 citing papers in PubMed, 27 citations in OpenAlex.

  1. Review
  2. Chiral growth of adherent filopodia.Biophysical journal · 2023
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  15. Nonthermal ATP-dependent fluctuations contribute to the in vivo motion of chromosomal loci.Proceedings of the National Academy of Sciences of the United States of America · 2012
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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 2 countries.

Wilma A HofmannDepartment of Physiology and Biophysics, College of Medicine, University of Illinois at Chicago, Chicago, IL 60612, USA.
Thomas A Richards
Primal de Lanerolle
University of Illinois Chicago · USUniversity of Exeter · GB

Funding

Ascidian Stock Center (ASC)R24GM075049 · NIGMS · UNIVERSITY OF CALIFORNIA SANTA BARBARA · PI SMITH, WILLIAM · 2006 to 2009
$1.3M
Functional Characterization of Nuclear Myosin I in TranscriptionR01GM080587 · NIGMS · UNIVERSITY OF ILLINOIS AT CHICAGO · PI DE LANEROLLE, PRIMAL · 2008 to 2010
$1.0M
NIGMS NIH HHS GM 080587)NIGMS NIH HHS R24GM075049
6 · The paper itself

Abstract

The identification of nuclear myosin I (NMI) has raised the possibility that myosin might have had an early functional role in the eukaryotic nucleus. To investigate this possibility, we examined the molecular evolution of the vertebrate myosin-I proteins. We found that myosin I has undergone at least five duplication events in the common ancestor of the vertebrates (vertebrate-specific duplications), leading to nine myosin-I vertebrate gene families, followed by two additional myosin-I duplication events in the lineage leading to modern fish. This expansion suggests a large-scale adaptive radiation in myosin-I function in an early phase of vertebrate evolution. The branching order of the evolutionary tree suggests that the functional role of NMI predates this expansion. More specifically, in the tunicate Ciona intestinalis, we found a myosin-I protein that localizes to the nucleus, but that branches on phylogenetic trees before the duplication that led to vertebrate myosin IC and myosin IH. This relationship suggests that the common ancestor of these three proteins encoded a nuclear isoform and that the localization of myosin I to the nucleus predates the origin of the vertebrates. Thus, a functional role for NMI appears to have been present at an early stage of animal evolution prior to the rise of both myosin IC and the vertebrates, as NMI was present in the last common ancestor of vertebrates and tunicates.

Indexed as

Evolution, MolecularPhylogenyVertebratesAmino Acid SequenceAnimalsCell NucleusCiona intestinalisGenomicsHumansMolecular Sequence DataMyosinsProtein IsoformsSequence AlignmentSequence Homology, Amino AcidMyosinsProtein Isoforms

Identifiers

PMID19225126
PMCPMC2720919
OpenAlexW2074835938

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.