Evidence map›Paper›PMID 22127863›Full record

ArticleNucleic acids research2012

Error correction of microchip synthesized genes using Surveyor nuclease.

Ishtiaq Saaem, Siying Ma, Jiayuan Quan, Jingdong Tian

Abstract read
In one paragraph

Article in Nucleic acids research, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
–field-weighted citation impact
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

20 citing papers in PubMed.

  1. Article
  2. Review
  3. Article
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  10. Article
  11. Review
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  15. Article
  16. Article
  17. Review
  18. Article
  19. DNA synthesis, assembly and applications in synthetic biology.Current opinion in chemical biology · 2012
    Review
  20. Error correction in gene synthesis technology.Trends in biotechnology · 2012
    Review
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

4 authors.

Ishtiaq SaaemDepartment of Biomedical Engineering, Duke University, Durham, NC27708, USA.
Siying Ma
Jiayuan Quan
Jingdong Tian

Funding

Automated long DNA synthesis technologyR01HG005862 · NHGRI · DUKE UNIVERSITY · PI TIAN, JINGDONG · 2011 to 2014
$1.5M
NHGRI NIH HHS R01 HG005862NHGRI NIH HHS R01HG005862
6 · The paper itself

Abstract

The development of economical and high-throughput gene synthesis technology has been hampered by the high occurrence of errors in the synthesized products, which requires expensive labor and time to correct. Here, we describe an error correction reaction (ECR), which employs Surveyor, a mismatch-specific DNA endonuclease, to remove errors from synthetic genes. In ECR reactions, errors are revealed as mismatches by re-annealing of the synthetic gene products. Mismatches are recognized and excised by a combination of mismatch-specific endonuclease and 3'→5' exonuclease activities in the reaction mixture. Finally, overlap extension polymerase chain reaction (OE-PCR) re-assembles the resulting fragments into intact genes. The process can be iterated for increased fidelity. With two iterations, we were able to reduce errors in synthetic genes by >16-fold, yielding a final error rate of ∼1 in 8700  bp.

Indexed as

EndodeoxyribonucleasesEndonucleasesGenes, SyntheticBase Pair MismatchOligonucleotide Array Sequence AnalysisPolymerase Chain ReactionCEL I nucleaseEndodeoxyribonucleasesEndonucleases

Identifiers

PMID22127863
PMCPMC3273826

What OpenQuestion holds

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Registered trials

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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.