Evidence map›Paper›PMID 37078593›Full record

ArticleNucleic acids research2023

Novel molecular requirements for CRISPR RNA-guided transposition.

Matt W G Walker, Sanne E Klompe, Dennis J Zhang, Samuel H Sternberg

Open access · goldAbstract read
In one paragraph

Article in Nucleic acids research, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
5.8field-weighted citation impact, top 3% 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

29 citing papers in PubMed, 38 citations in OpenAlex.

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  14. Phage-based delivery of CRISPR-associated transposases for targeted bacterial editing.Proceedings of the National Academy of Sciences of the United States of America · 2025
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors at 1 institution in 1 country.

Matt W G WalkerDepartment of Biological Sciences, Columbia University, New York, NY 10027, USA.ORCID 0000-0003-3345-8248
Sanne E KlompeDepartment of Biochemistry and Molecular Biophysics, Columbia University, New York, NY 10032, USA.ORCID 0000-0002-0151-9459
Dennis J ZhangDepartment of Biological Sciences, Columbia University, New York, NY 10027, USA.ORCID 0000-0002-6871-9842
Samuel H SternbergDepartment of Biochemistry and Molecular Biophysics, Columbia University, New York, NY 10032, USA.ORCID 0000-0001-8240-9114
Columbia University · US

Funding

Center for Genomic Editing and Recording: Development and Application of Next-Generation Genome and Epigenome Editing Methods to Advance the Study and Treatment of Human DiseaseRM1HG009490 · NHGRI · WHITEHEAD INSTITUTE FOR BIOMEDICAL RES · PI Brittany S. Adamson, Martin Joseph Ankrah Aryee · 2017 to 2026
$22.7M
Leveraging Programmable Integrases for Human Genome EngineeringDP2HG011650 · NHGRI · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI STERNBERG, SAMUEL HENRY · 2020 to 2020
$2.4M
Impact of CRISPR-associated transposons on anti-phage immunity in Vibrio choleraeR21AI168976 · NIAID · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI STERNBERG, SAMUEL HENRY · 2022 to 2023
$446k
NHGRI NIH HHS DP2 HG011650NHGRI NIH HHS RM1 HG009490NIAID NIH HHS R21 AI168976NIH HHS DP2HG011650
6 · The paper itself

Abstract

CRISPR-associated transposases (CASTs) direct DNA integration downstream of target sites using the RNA-guided DNA binding activity of nuclease-deficient CRISPR-Cas systems. Transposition relies on several key protein-protein and protein-DNA interactions, but little is known about the explicit sequence requirements governing efficient transposon DNA integration activity. Here, we exploit pooled library screening and high-throughput sequencing to reveal novel sequence determinants during transposition by the Type I-F Vibrio cholerae CAST system (VchCAST). On the donor DNA, large transposon end libraries revealed binding site nucleotide preferences for the TnsB transposase, as well as an additional conserved region that encoded a consensus binding site for integration host factor (IHF). Remarkably, we found that VchCAST requires IHF for efficient transposition, thus revealing a novel cellular factor involved in CRISPR-associated transpososome assembly. On the target DNA, we uncovered preferred sequence motifs at the integration site that explained previously observed heterogeneity with single-base pair resolution. Finally, we exploited our library data to design modified transposon variants that enable in-frame protein tagging. Collectively, our results provide new clues about the assembly and architecture of the paired-end complex formed between TnsB and the transposon DNA, and inform the design of custom payload sequences for genome engineering applications with CAST systems.

Indexed as

Clustered Regularly Interspaced Short Palindromic RepeatsDNA Transposable ElementsRNABinding SitesIntegration Host FactorsTransposasesDNA Transposable ElementsIntegration Host FactorsRNATransposases

Identifiers

PMID37078593
PMCPMC10201428
OpenAlexW4366463720

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.