Evidence map›Paper›PMID 17670945›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2007

Faithful segregation of the multicopy yeast plasmid through cohesin-mediated recognition of sisters.

Santanu K Ghosh, Sujata Hajra, Makkuni Jayaram

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
1.1field-weighted citation impact, top 25% 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

28 citing papers in PubMed, 43 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

3 authors at 1 institution in 1 country.

Santanu K GhoshSection of Molecular Genetics and Microbiology, University of Texas, Austin, TX 78712, USA.
Sujata Hajra
Makkuni Jayaram
The University of Texas at Austin · US

Funding

Stable Maintenance of an Extrachromosomal Selfish DNA ElementR01GM064363 · NIGMS · UNIVERSITY OF TEXAS AUSTIN · PI JAYARAM, MAKKUNI · 2002 to 2010
$2.2M
NIGMS NIH HHS GM64363NIGMS NIH HHS R01 GM064363
6 · The paper itself

Abstract

The 2-microm yeast plasmid, a benign high-copy nuclear parasite, propagates itself with nearly the same fidelity as the chromosomes of its host. Equal plasmid segregation is absolutely dependent on the cohesin complex assembled at the plasmid partitioning locus STB. However, the mechanism of cohesin action in the context of multiple plasmid copies, resident within two separate clusters after DNA replication, is unknown. By using "single-copy" derivatives of the 2-microm plasmid, we demonstrate that recruitment of cohesin at STB during S phase indeed translates into cohesion between plasmid molecules. Through binary fluorescence tagging, we reveal that segregation of replicated plasmids occurs in a sister-to-sister fashion. Thus, cohesin serves the same fundamental purpose in plasmid and chromosome segregation.

Indexed as

Chromosome SegregationPlasmidsCell Cycle ProteinsChromosomal Proteins, Non-HistoneCohesinsNuclear ProteinsSpindle ApparatusYeastsCell Cycle ProteinsChromosomal Proteins, Non-HistoneCohesinsNuclear Proteins

Identifiers

PMID17670945
PMCPMC1941829
OpenAlexW1992693192

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.