Evidence map›Paper›PMID 33639094›Full record

ArticleMolecular cell2021

A unified alternative telomere-lengthening pathway in yeast survivor cells.

Zachary W Kockler, Josep M Comeron, Anna Malkova

Open access · bronzeAbstract read
In one paragraph

Article in Molecular cell, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 44 papers.

0numbers the graph read from it
0cells of the map it votes in
44citing papers in PubMed
5.3field-weighted citation impact, top 3% 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

44 citing papers in PubMed, 59 citations in OpenAlex.

  1. Article
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  7. Telomeric amplicons ofbioRxiv : the preprint server for biology · 2026
    Article
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  12. The leaves fall, yet the tree endures.Cellular and molecular life sciences : CMLS · 2025
    Review
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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.

Zachary W KocklerDepartment of Biology, University of Iowa, Iowa City, IA 52245, USA; Interdisciplinary Graduate Program in Genetics, University of Iowa, Iowa City, IA 52245, USA.
Josep M ComeronDepartment of Biology, University of Iowa, Iowa City, IA 52245, USA; Interdisciplinary Graduate Program in Genetics, University of Iowa, Iowa City, IA 52245, USA. Electronic address: josep-comeron@uiowa.edu.
Anna MalkovaDepartment of Biology, University of Iowa, Iowa City, IA 52245, USA; Interdisciplinary Graduate Program in Genetics, University of Iowa, Iowa City, IA 52245, USA. Electronic address: anna-malkova@uiowa.edu.
University of Iowa · US

Funding

Viral VectorP30CA086862 · NCI · UNIVERSITY OF IOWA · PI Douglas Robert Spitz · 2000 to 2026
$70.0M
Double strand break repair maelstrom: causes, mechanisms and genome destabilizing consequencesR35GM127006 · NIGMS · UNIVERSITY OF TEXAS HLTH SCIENCE CENTER · PI Anna L Malkova · 2018 to 2026
$3.8M
Identifying the link between the mode of telomere erosion and alternative telomere lengtheningR21ES030307 · NIEHS · UNIVERSITY OF IOWA · PI COMERON, JOSEP M, MALKOVA, ANNA L · 2019 to 2020
$408k
NIEHS NIH HHS R21 ES030307NIGMS NIH HHS R35 GM127006
6 · The paper itself

Abstract

Alternative lengthening of telomeres (ALT) is a recombination process that maintains telomeres in the absence of telomerase and helps cancer cells to survive. Yeast has been used as a robust model of ALT; however, the inability to determine the frequency and structure of ALT survivors hinders understanding of the ALT mechanism. Here, using population and molecular genetics approaches, we overcome these problems and demonstrate that contrary to the current view, both RAD51-dependent and RAD51-independent mechanisms are required for a unified ALT survivor pathway. This conclusion is based on the calculation of ALT frequencies, as well as on ultra-long sequencing of ALT products that revealed hybrid sequences containing features attributed to both recombination pathways. Sequencing of ALT intermediates demonstrates that recombination begins with Rad51-mediated strand invasion to form DNA substrates that are matured by a Rad51-independent ssDNA annealing pathway. A similar unified ALT pathway may operate in other organisms, including humans.

Indexed as

DNARad51 RecombinaseRecombination, GeneticSaccharomyces cerevisiaeTelomeraseTelomereTelomere HomeostasisDNARad51 RecombinaseTelomeraseALTalternative lengthening of telomeresbreak-induced replicationRad51Rad59recombinationultra-long sequencingyeast

Identifiers

PMID33639094
PMCPMC8052312
OpenAlexW3133552295

What OpenQuestion holds

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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.