Evidence map›Paper›PMID 23652018›Full record

ArticleNature communications2013

GANP regulates recruitment of AID to immunoglobulin variable regions by modulating transcription and nucleosome occupancy.

Shailendra Kumar Singh, Kazuhiko Maeda, Mohammed Mansour Abbas Eid, Sarah Ameen Almofty, Masaya Ono, Phuong Pham, Myron F Goodman, Nobuo Sakaguchi

Open access · hybridAbstract read
In one paragraph

Article in Nature communications, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
3.0field-weighted citation impact, top 9% 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

29 citing papers in PubMed, 49 citations in OpenAlex.

  1. Article
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  4. Identification of biallelic mutations inFrontiers in genetics · 2024
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  6. Article
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  14. JMolecular immunology · 2018
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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

8 authors at 2 institutions in 2 countries.

Shailendra Kumar SinghDepartment of Immunology, Graduate School of Life Sciences, Kumamoto University, 1-1-1 Honjo, Chuo-ku, Kumamoto 860-8556, Japan.
Kazuhiko Maeda
Mohammed Mansour Abbas Eid
Sarah Ameen Almofty
Masaya Ono
Phuong Pham
Myron F Goodman
Nobuo Sakaguchi
Kumamoto University · JPUniversity of Southern California · US

Funding

Biochemical Basis of Somatic HypermutationR01ES013192 · NIEHS · UNIVERSITY OF SOUTHERN CALIFORNIA · PI GOODMAN, MYRON · 2004 to 2013
$3.7M
ERROR CORRECTION IN DNA SYNTHESIS--A BIOCHEMICAL STUDYR37GM021422 · NIGMS · UNIVERSITY OF SOUTHERN CALIFORNIA · PI GOODMAN, MYRON · 2000 to 2009
$3.5M
ERROR CORRECTION IN DNA SYNTHESIS: A BIOCHEMICAL STUDYR01GM021422 · NIGMS · UNIVERSITY OF SOUTHERN CALIFORNIA · PI GOODMAN, MYRON · 1985 to 2014
$1.6M
Biochemical Basis of Somatic HypermutationR56ES013192 · NIEHS · UNIVERSITY OF SOUTHERN CALIFORNIA · PI GOODMAN, MYRON · 2015 to 2015
$150k
NIEHS NIH HHS ES13192NIEHS NIH HHS R01 ES013192NIEHS NIH HHS R56 ES013192NIGMS NIH HHS GM21422NIGMS NIH HHS R01 GM021422NIGMS NIH HHS R37 GM021422
6 · The paper itself

Abstract

Somatic hypermutation in B cells is initiated by activation-induced cytidine deaminase-catalyzed C→U deamination at immunoglobulin variable regions. Here we investigate the role of the germinal centre-associated nuclear protein (GANP) in enhancing the access of activation-induced cytidine deaminase (AID) to immunoglobulin variable regions. We show that the nuclear export factor GANP is involved in chromatin modification at rearranged immunoglobulin variable loci, and its activity requires a histone acetyltransferase domain. GANP interacts with the transcription stalling protein Spt5 and facilitates RNA Pol-II recruitment to immunoglobulin variable regions. Germinal centre B cells from ganp-transgenic mice showed a higher AID occupancy at the immunoglobulin variable region, whereas B cells from conditional ganp-knockout mice exhibit a lower AID accessibility. These findings suggest that GANP-mediated chromatin modification promotes transcription complex recruitment and positioning at immunoglobulin variable loci to favour AID targeting.

Indexed as

Transcription, GeneticAcetylationAcetyltransferasesAICDA (Activation-Induced Cytidine Deaminase)AnimalsB-LymphocytesCell NucleusCytidine DeaminaseDNADown-RegulationGene Knockdown TechniquesGenetic LociGerminal CenterHistonesHumansImmunoglobulin Variable RegionAcetyltransferasesAICDA (Activation-Induced Cytidine Deaminase)Cytidine DeaminaseDNAGANP protein, mouseHistonesImmunoglobulin Variable RegionIntracellular Signaling Peptides and ProteinsMCM3AP protein, humanNuclear ProteinsNucleosomesPhosphoproteins

Identifiers

PMID23652018
PMCPMC3674236
OpenAlexW2005129651

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.