Evidence map›Paper›PMID 11717399›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2001

Switch junction sequences in PMS2-deficient mice reveal a microhomology-mediated mechanism of Ig class switch recombination.

M R Ehrenstein, C Rada, A M Jones, C Milstein, M S Neuberger

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2001. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 63 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
63citing papers in PubMed, 1 pooled it
4.7field-weighted citation impact, top 4% 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

63 citing papers in PubMed, 1 synthesis or guideline pooled it, 133 citations in OpenAlex.

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  7. Double-stranded DNA break polarity skews repair pathway choice during intrachromosomal and interchromosomal recombination.Proceedings of the National Academy of Sciences of the United States of America · 2018
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3 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

5 authors at 2 institutions in 1 country.

M R EhrensteinDepartment of Medicine, University College London, London W1T 4NJ, United Kingdom. m.ehrenstein@ucl.ac.uk
C Rada
A M Jones
C Milstein
M S Neuberger
University College London · GBMRC Laboratory of Molecular Biology · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Isotype switching involves a region-specific, nonhomologous recombinational deletion that has been suggested to occur by nonhomologous joining of broken DNA ends. Here, we find increased donor/acceptor homology at switch junctions from PMS2-deficient mice and propose that class switching can occur by microhomology-mediated end-joining. Interestingly, although isotype switching and somatic hypermutation show many parallels, we confirm that PMS2 deficiency has no major effect on the pattern of nucleotide substitutions generated during somatic hypermutation. This finding is in contrast to MSH2 deficiency. With MSH2, the altered pattern of switch recombination and hypermutation suggests parallels in the mechanics of the two processes, whereas the fact that PMS2 deficiency affects only switch recombination may reflect differences in the pathways of break resolution.

Indexed as

DNA Repair EnzymesImmunoglobulin Class SwitchingAdenosine TriphosphatasesAnimalsBase Pair MismatchBase SequenceDNADNA-Binding ProteinsDNA RepairMiceMice, KnockoutMismatch Repair Endonuclease PMS2Molecular Sequence DataMutationMutS Homolog 2 ProteinProto-Oncogene ProteinsAdenosine TriphosphatasesDNADNA-Binding ProteinsDNA Repair EnzymesMismatch Repair Endonuclease PMS2Msh2 protein, mouseMutS Homolog 2 ProteinPms2 protein, mouseProto-Oncogene Proteins

Identifiers

PMID11717399
PMCPMC64720
OpenAlexW2114863275

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.