Evidence map›Paper›PMID 23207916›Full record

ArticleGenes & development2012

The INO80 chromatin remodeling complex prevents polyploidy and maintains normal chromatin structure at centromeres.

Anna L Chambers, Georgina Ormerod, Samuel C Durley, Tina L Sing, Grant W Brown, Nicholas A Kent, Jessica A Downs

Open access · diamondAbstract read
In one paragraph

Article in Genes & development, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
46citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

46 citing papers in PubMed, 1 synthesis or guideline pooled it, 72 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 3 institutions in 2 countries.

Anna L ChambersMRC Genome Damage and Stability Centre, University of Sussex, Brighton BN1 9RQ, United Kingdom.
Georgina Ormerod
Samuel C Durley
Tina L Sing
Grant W Brown
Nicholas A Kent
Jessica A Downs
University of Sussex · GBCardiff University · GBUniversity of Toronto · CA

Funding

Biotechnology and Biological Sciences Research Council BB/F012810/1Canadian Institutes of Health Research MOP-84292Cancer Research UK C7905/A10269
6 · The paper itself

Abstract

The INO80 chromatin remodeling complex functions in transcriptional regulation, DNA repair, and replication. Here we uncover a novel role for INO80 in regulating chromosome segregation. First, we show that the conserved Ies6 subunit is critical for INO80 function in vivo. Strikingly, we found that loss of either Ies6 or the Ino80 catalytic subunit results in rapid increase in ploidy. One route to polyploidy is through chromosome missegregation due to aberrant centromere structure, and we found that loss of either Ies6 or Ino80 leads to defective chromosome segregation. Importantly, we show that chromatin structure flanking centromeres is altered in cells lacking these subunits and that these alterations occur not in the Cse4-containing centromeric nucleosome, but in pericentric chromatin. We provide evidence that these effects are mediated through misincorporation of H2A.Z, and these findings indicate that H2A.Z-containing pericentric chromatin, as in higher eukaryotes with regional centromeres, is important for centromere function in budding yeast. These data reveal an important additional mechanism by which INO80 maintains genome stability.

Indexed as

Chromatin Assembly and DisassemblyPolyploidyCentromereChromatinChromosomal Proteins, Non-HistoneChromosome SegregationDNA DamageGene Expression Regulation, FungalHistonesMutationSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsChromatinChromosomal Proteins, Non-HistoneHistonesHtz1 protein, S cerevisiaeIes6 protein, S cerevisiaeINO80 complex, S cerevisiaeSaccharomyces cerevisiae Proteins

Identifiers

PMID23207916
PMCPMC3521627
OpenAlexW1978411151

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.