Evidence map›Paper›PMID 20194120›Full record

ArticleNucleic acids research2010

Directed evolution of recombinase specificity by split gene reassembly.

Charles A Gersbach, Thomas Gaj, Russell M Gordley, Carlos F Barbas

Abstract read
In one paragraph

Article in Nucleic acids research, 2010. 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
–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

31 citing papers in PubMed.

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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

4 authors.

Charles A GersbachThe Skaggs Institute for Chemical Biology, Department of Chemistry, The Scripps Research Institute, 10550 North Torrey Pines Road, La Jolla, CA 92037, USA.
Thomas Gaj
Russell M Gordley
Carlos F Barbas

Funding

Transcriptional Blockades of HIV-1R01GM065059 · NIGMS · SCRIPPS RESEARCH INSTITUTE, THE · PI BARBAS, CARLOS F · 2003 to 2010
$2.8M
Zinc Finger Recombinases for Endogenous Genome TailoringR21CA126664 · NCI · SCRIPPS RESEARCH INSTITUTE, THE · PI BARBAS, CARLOS F · 2008 to 2009
$461k
Regulating Sensitivity to Cancer Therapy with Engineered Transcription FactorsF32CA125910 · NCI · SCRIPPS RESEARCH INSTITUTE, THE · PI GERSBACH, CHARLES A. · 2007 to 2009
$113k
NCI NIH HHS CA125910NCI NIH HHS CA126664NCI NIH HHS F32 CA125910NCI NIH HHS R21 CA126664NIGMS NIH HHS GM065059NIGMS NIH HHS R01 GM065059
6 · The paper itself

Abstract

The engineering of new enzymes that efficiently and specifically modify DNA sequences is necessary for the development of enhanced gene therapies and genetic studies. To address this need, we developed a robust strategy for evolving site-specific recombinases with novel substrate specificities. In this system, recombinase variants are selected for activity on new substrates based on enzyme-mediated reassembly of the gene encoding beta-lactamase that confers ampicillin resistance to Escherichia coli. This stringent evolution method was used to alter the specificities of catalytic domains in the context of a modular zinc finger-recombinase fusion protein. Gene reassembly was detectable over several orders of magnitude, which allowed for tunable selectivity and exceptional sensitivity. Engineered recombinases were evolved to react with sequences from the human genome with only three rounds of selection. Many of the evolved residues, selected from a randomly-mutated library, were conserved among other members of this family of recombinases. This enhanced evolution system will translate recombinase engineering and genome editing into a practical and expedient endeavor for academic, industrial and clinical applications.

Indexed as

Amino Acid Sequencebeta-LactamasesDirected Molecular EvolutionMolecular Sequence DataMutationRecombinant Fusion ProteinsRecombinasesRecombination, GeneticSubstrate SpecificityZinc Fingersbeta-LactamasesRecombinant Fusion ProteinsRecombinases

Identifiers

PMID20194120
PMCPMC2896519

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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.