Evidence map›Paper›PMID 22918943›Full record

ArticleMolecular biology of the cell2012

Anillin-related protein Mid1p coordinates the assembly of the cytokinetic contractile ring in fission yeast.

Shambaditya Saha, Thomas D Pollard

Abstract read
In one paragraph

Article in Molecular biology of the cell, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed
2.1field-weighted citation impact, top 12% 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

34 citing papers in PubMed, 49 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

2 authors at 1 institution in 1 country.

Shambaditya SahaDepartment of Molecular Biophysics and Biochemistry, Yale University, New Haven, CT 06520-8103, USA.
Thomas D Pollard
Yale University · US

Funding

MOLECULAR MECHANISMS OF CELLULAR MOTILITYR01GM026338 · NIGMS · YALE UNIVERSITY · PI POLLARD, THOMAS D. · 1985 to 2020
$9.8M
Mechanism of cytokinesis in fission yeastR01GM026132 · NIGMS · YALE UNIVERSITY · PI POLLARD, THOMAS D. · 1985 to 2021
$8.8M
NIGMS NIH HHS GM-026338NIGMS NIH HHS R01 GM026132NIGMS NIH HHS R01 GM026338
6 · The paper itself

Abstract

In fission yeast cells cortical nodes containing the protein Blt1p and several kinases appear early in G2, mature into cytokinetic nodes by adding anillin Mid1p, myosin-II, formin Cdc12p, and other proteins, and condense into a contractile ring by movements that depend on actin and myosin-II. Previous studies concluded that cells without Mid1p lack cytokinetic nodes and assemble rings unreliably from myosin-II strands but left open questions. Why do strands form outside the equatorial region? Why is ring assembly unreliable without Mid1p? We found in Δmid1 cells that Cdc12p accumulates in cytokinetic nodes scattered in the cortex and produces actin filaments that associate with myosin-II, Rng2p, and Cdc15p to form strands located between the nodes. Strands incorporate nodes, and in ~67% of cells, strands slowly close into rings that constrict without the normal ~25-min maturation period. Ring assembly is unreliable and slow without Mid1p because the scattered Cdc12p nodes generate strands spread widely beyond the equator, and growing strands depend on random encounters to merge with other strands into a ring. We conclude that orderly assembly of the contractile ring in wild-type cells depends on Mid1p to recruit myosin-II, Rng2p, and Cdc15p to nodes and to place cytokinetic nodes around the cell equator.

Indexed as

CytokinesisCell PolarityContractile ProteinsCytoskeletal ProteinsInterphaseMutationProtein Interaction MappingSchizosaccharomycesSchizosaccharomyces pombe ProteinsanillinCdc12 protein, S pombeContractile ProteinsCytoskeletal ProteinsMid1 protein, S pombeSchizosaccharomyces pombe Proteins

Identifiers

PMID22918943
PMCPMC3469514
OpenAlexW2167347687

What OpenQuestion holds

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LicenceCC BY-NC-SA
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.