Evidence map›Paper›PMID 19229133›Full record

ArticleCell cycle (Georgetown, Tex.)2009

A novel form of the telomere-associated protein TIN2 localizes to the nuclear matrix.

Patrick G Kaminker, Sahn-Ho Kim, Pierre-Yves Desprez, Judith Campisi

Open access · greenAbstract read
In one paragraph

Article in Cell cycle (Georgetown, Tex.), 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed
1.9field-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

30 citing papers in PubMed, 48 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors at 2 institutions in 2 countries.

Patrick G KaminkerBuck Institute for Age Research, Novato, California, USA.
Sahn-Ho Kim
Pierre-Yves Desprez
Judith Campisi
Buck Institute for Research on Aging · USRussian State Agrarian Correspondence University · RU

Funding

THE IMPACT OF CELLULAR DEFENSE ON THE ROLE OF Ku80 IN GENOME MAINTENANCE AND LONGP01AG017242 · NIA · UNIVERSITY OF TEXAS HLTH SCI CTR SAN ANT · PI VIJG, JAN · 1999 to 2023
$46.1M
CELLULAR SENESCENCE AND CONTROL OF GENE EXPRESSIONR37AG009909 · NIA · UNIVERSITY OF CALIF-LAWRENC BERKELEY LAB · PI CAMPISI, JUDITH · 1995 to 2015
$7.6M
Cellular senescence and control of gene expressionR56AG009909 · NIA · BUCK INSTITUTE FOR RESEARCH ON AGING · PI CAMPISI, JUDITH · 2017 to 2017
$592k
CELLULAR SENESCENCE AND CONTROL OF GENE EXPRESSIONR01AG009909 · NIA · UNIVERSITY OF CALIFORNIA BERKELEY · PI CAMPISI, JUDITH · 1990 to 1994
–
NIA NIH HHS AG017242NIA NIH HHS AG09909NIA NIH HHS P01 AG017242NIA NIH HHS R37 AG009909NIA NIH HHS R56 AG009909
6 · The paper itself

Abstract

Telomeres are specialized heterochromatin at the ends of linear chromosomes. Telomeres are crucial for maintaining genome stability and play important roles in cellular senescence and tumor biology. Six core proteins-TRF1, TRF2, TIN2, POT1, TPP1 and Rap1 (termed the telosome or shelterin complex)-regulate telomere structure and function. One of these proteins, TIN2, regulates telomere length and structure indirectly by interacting with TRF1, TRF2 and TPP1, but no direct function has been attributed to TIN2. Here we present evidence for a TIN2 isoform (TIN2L) that differs from the originally described TIN2 isoform (TIN2S) in two ways: TIN2L contains an additional 97 amino acids, and TIN2L associates strongly with the nuclear matrix. Stringent salt and detergent conditions failed to extract TIN2L from the nuclear matrix, despite removing other telomere components, including TIN2S. In human mammary epithelial cells, each isoform showed a distinct nuclear distribution both as a function of cell cycle position and telomere length. Our results suggest a dual role for TIN2 in mediating the function of the shelterin complex and tethering telomeres to the nuclear matrix.

Indexed as

AnimalsCell Line, TumorHumansMiceNuclear MatrixProtein IsoformsRNA InterferenceShelterin ComplexTelomereTelomere-Binding ProteinsACD protein, humanProtein IsoformsShelterin ComplexTelomere-Binding ProteinsTINF2 protein, human

Identifiers

PMID19229133
PMCPMC2751576
OpenAlexW2004293444

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.