Evidence map›Paper›PMID 29127284›Full record

ArticleNature communications2017

A thermostable Cas9 with increased lifetime in human plasma.

Lucas B Harrington, David Paez-Espino, Brett T Staahl, Janice S Chen, Enbo Ma, Nikos C Kyrpides, Jennifer A Doudna

Abstract read
In one paragraph

Article in Nature communications, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 112 papers.

0numbers the graph read from it
0cells of the map it votes in
112citing 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

112 citing papers in PubMed.

  1. Article
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  11. Article
  12. Review
  13. CRISPR-based functional genomics tools in vertebrate models.Experimental & molecular medicine · 2025
    Review
  14. Recent advances in therapeutic gene-editing technologies.Molecular therapy : the journal of the American Society of Gene Therapy · 2025
    Review
  15. Article
  16. Review
  17. Review
  18. Review
  19. Article
  20. Review

52 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

7 authors.

Lucas B HarringtonDepartment of Molecular and Cell Biology, University of California, Berkeley, CA, 94720, USA.
David Paez-EspinoDepartment of Energy, Joint Genome Institute, Walnut Creek, CA, 94598, USA.ORCID http://orcid.org/0000-0002-2939-5398
Brett T StaahlDepartment of Molecular and Cell Biology, University of California, Berkeley, CA, 94720, USA.
Janice S ChenDepartment of Molecular and Cell Biology, University of California, Berkeley, CA, 94720, USA.
Enbo MaDepartment of Molecular and Cell Biology, University of California, Berkeley, CA, 94720, USA.
Nikos C KyrpidesDepartment of Energy, Joint Genome Institute, Walnut Creek, CA, 94598, USA.
Jennifer A DoudnaDepartment of Molecular and Cell Biology, University of California, Berkeley, CA, 94720, USA. doudna@berkeley.edu.ORCID http://orcid.org/0000-0001-9161-999X

Funding

Howard Hughes Medical Institute
6 · The paper itself

Abstract

CRISPR-Cas9 is a powerful technology that has enabled genome editing in a wide range of species. However, the currently developed Cas9 homologs all originate from mesophilic bacteria, making them susceptible to degradation and unsuitable for applications requiring cleavage at elevated temperatures. Here, we show that the Cas9 protein from the thermophilic bacterium Geobacillus stearothermophilus (GeoCas9) catalyzes RNA-guided DNA cleavage at elevated temperatures. GeoCas9 is active at temperatures up to 70 °C, compared to 45 °C for Streptococcus pyogenes Cas9 (SpyCas9), which expands the temperature range for CRISPR-Cas9 applications. We also found that GeoCas9 is an effective tool for editing mammalian genomes when delivered as a ribonucleoprotein (RNP) complex. Together with an increased lifetime in human plasma, the thermostable GeoCas9 provides the foundation for improved RNP delivery in vivo and expands the temperature range of CRISPR-Cas9.

Indexed as

Bacterial ProteinsCRISPR-Associated Protein 9CRISPR-Cas SystemsEndonucleasesEnzyme StabilityGene EditingGeobacillus stearothermophilusHot TemperatureHumansModels, MolecularProtein EngineeringRibonucleoproteinsBacterial ProteinsCas9 endonuclease Streptococcus pyogenesCRISPR-Associated Protein 9EndonucleasesRibonucleoproteins

Identifiers

PMID29127284
PMCPMC5681539

What OpenQuestion holds

Textmetadata
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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.