Evidence map›Paper›PMID 8692872›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America1996

Copy-choice recombination mediated by DNA polymerase III holoenzyme from Escherichia coli.

D Canceill, S D Ehrlich

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 1996. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
2.6field-weighted citation impact, top 10% 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

31 citing papers in PubMed, 64 citations in OpenAlex.

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  14. Alternative mechanisms of immune receptor diversity.Current opinion in immunology · 2007
    Review
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  18. Instability of repetitive DNA sequences: the role of replication in multiple mechanisms.Proceedings of the National Academy of Sciences of the United States of America · 2001
    Article
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  20. Article
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

2 authors at 1 institution in 1 country.

D CanceillLaboratoire de Génétique Microbienne, Institut National de la Recherche Agronomique, Joyy-en-Josas, France.
S D Ehrlich
Département Génétique Animale · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Formation of deletions by recombination between short direct repeats is thought to involve either a break-join or a copy-choice process. The key step of the latter is slippage of the replication machinery between the repeats. We report that the main replicase of Escherichia coli, DNA polymerase III holoenzyme, slips between two direct repeats of 27 bp that flank an inverted repeat of approximately equal 300bp. Slippage was detected in vitro, on a single-stranded DNA template, in a primer extension assay. It requires the presence of a short (8 bp) G+C-rich sequence at the base of a hairpin that can form by annealing of the inverted repeats. It is stimulated by (i) high salt concentration, which might stabilize the hairpin, and (ii) two proteins that ensure the processivity of the DNA polymerase III holoenzyme: the single-stranded DNA binding protein and the beta subunit of the polymerase. Slippage is rather efficient under optimal reaction conditions because it can take place on >50% of template molecules. This observation supports the copy-choice model for recombination between short direct repeats.

Indexed as

Recombination, GeneticBase SequenceDNA Polymerase IIIDNA, Single-StrandedMolecular Sequence DataRepetitive Sequences, Nucleic AcidTemplates, GeneticDNA Polymerase IIIDNA, Single-Stranded

Identifiers

PMID8692872
PMCPMC39080
OpenAlexW1968792802

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.