Evidence map›Paper›PMID 21255825›Full record

ArticleCell2011

The RNA exosome targets the AID cytidine deaminase to both strands of transcribed duplex DNA substrates.

Uttiya Basu, Fei-Long Meng, Celia Keim, Veronika Grinstein, Evangelos Pefanis, Jennifer Eccleston, Tingting Zhang, Darienne Myers, Caitlyn R Wasserman, Duane R Wesemann and 5 more

Open access · bronzeAbstract read
In one paragraph

Article in Cell, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 200 papers.

0numbers the graph read from it
0cells of the map it votes in
200citing papers in PubMed
14.1field-weighted citation impact, top 1% 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

200 citing papers in PubMed, 311 citations in OpenAlex.

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140 more citing papers are in PubMed but not listed here.

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

15 authors at 5 institutions in 2 countries.

Uttiya BasuHoward Hughes Medical Institute, Program in Cellular and Molecular Medicine, Immune Disease Institute, Children's Hospital Boston, Department of Genetics, Harvard Medical School, MA 02115, USA. ub2121@columbia.edu
Fei-Long Meng
Celia Keim
Veronika Grinstein
Evangelos Pefanis
Jennifer Eccleston
Tingting Zhang
Darienne Myers
Caitlyn R Wasserman
Duane R Wesemann
Kurt Januszyk
Richard I Gregory
Haiteng Deng
Christopher D Lima
Frederick W Alt
Columbia University · USHoward Hughes Medical Institute · USHarvard University · USHarvard Stem Cell Institute · USTsinghua University · CN

Funding

Transcriptional Regulation of the Allergic ResponseP01AI031541 · NIAID · CHILDREN'S HOSPITAL BOSTON · PI GEHA, RAIF SALIM · 1999 to 2007
$8.0M
CELL, MOLECULAR AND DEVELOPMENTAL BIOLOGY OF CANCERT32CA009503 · NCI · COLUMBIA UNIV NEW YORK MORNINGSIDE · PI GAUTIER, JEAN · 1985 to 2016
$6.8M
Mechanisms that Regulate Antibody Class Switch Recombination and Somatic HypermutationR37AI077595 · NIAID · BOSTON CHILDREN'S HOSPITAL · PI Frederick W. Alt · 2019 to 2026
$4.6M
Molecular Mechanisms of Class Switch RecombinationR01AI077595 · NIAID · BOSTON CHILDREN'S HOSPITAL · PI ALT, FREDERICK W. · 2009 to 2018
$4.3M
Structural and Functional Studies of Eukaryotic ExosomesR01GM079196 · NIGMS · SLOAN-KETTERING INST CAN RESEARCH · PI LIMA, CHRISTOPHER D. · 2008 to 2015
$2.5M
MOLECULAR BASIS OF IMMUNE FUNCTION IN HEALTH AND DISEASEU01AI031541 · NIAID · CHILDREN'S HOSPITAL BOSTON · PI GEHA, RAIF SALIM · 1991 to 1994
–
MOLECULAR BASIS OF IMMUNE FUNCTION IN HEALTH AND DISEASEU19AI031541 · NIAID · CHILDREN'S HOSPITAL BOSTON · PI MITCHELL, LESTER · 1995 to 1998
–
NCI NIH HHS CA09503-23NCI NIH HHS T32 CA009503NIAID NIH HHS AI31541NIAID NIH HHS P01 AI031541NIAID NIH HHS R01 AI077595NIAID NIH HHS R37 AI077595NIAID NIH HHS U19 AI031541NIGMS NIH HHS GM079196NIGMS NIH HHS R01 GM079196
6 · The paper itself

Abstract

Activation-induced cytidine deaminase (AID) initiates immunoglobulin (Ig) heavy-chain (IgH) class switch recombination (CSR) and Ig variable region somatic hypermutation (SHM) in B lymphocytes by deaminating cytidines on template and nontemplate strands of transcribed DNA substrates. However, the mechanism of AID access to the template DNA strand, particularly when hybridized to a nascent RNA transcript, has been an enigma. We now implicate the RNA exosome, a cellular RNA-processing/degradation complex, in targeting AID to both DNA strands. In B lineage cells activated for CSR, the RNA exosome associates with AID, accumulates on IgH switch regions in an AID-dependent fashion, and is required for optimal CSR. Moreover, both the cellular RNA exosome complex and a recombinant RNA exosome core complex impart robust AID- and transcription-dependent DNA deamination of both strands of transcribed SHM substrates in vitro. Our findings reveal a role for noncoding RNA surveillance machinery in generating antibody diversity.

Indexed as

Immunoglobulin Class SwitchingAICDA (Activation-Induced Cytidine Deaminase)AnimalsB-LymphocytesCell LineCells, CulturedCytidine DeaminaseExoribonucleasesHumansImmunoglobulin Heavy ChainsMiceMultienzyme ComplexesRNATranscription, GeneticAICDA (Activation-Induced Cytidine Deaminase)Cytidine DeaminaseExoribonucleasesImmunoglobulin Heavy ChainsMultienzyme ComplexesRNA

Identifiers

PMID21255825
PMCPMC3065114
OpenAlexW2121647638

What OpenQuestion holds

Textmetadata
LicenceTDM
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.