Evidence map›Paper›PMID 33349702›Full record

ArticleNature protocols2021

Design, assembly, and characterization of membrane-spanning DNA nanopores.

Conor Lanphere, Daniel Offenbartl-Stiegert, Adam Dorey, Genevieve Pugh, Elena Georgiou, Yongzheng Xing, Jonathan R Burns, Stefan Howorka

Abstract read
PubMed Publisher
In one paragraph

Article in Nature protocols, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
3.1field-weighted citation impact, top 7% 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

24 citing papers in PubMed, 63 citations in OpenAlex.

  1. Review
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  10. Rationally Designed DNA-Based Scaffolds and Switching Probes for Protein Sensing.Advances in biochemical engineering/biotechnology · 2024
    Review
  11. Article
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  19. Triggered Assembly of a DNA-Based Membrane Channel.Journal of the American Chemical Society · 2022
    Article
  20. 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

8 authors at 1 institution in 1 country.

Conor Lanphere *Department of Chemistry & Institute of Structural Molecular Biology, University College London, London, UK.ORCID http://orcid.org/0000-0002-2033-3609
Daniel Offenbartl-Stiegert *Department of Chemistry & Institute of Structural Molecular Biology, University College London, London, UK.ORCID http://orcid.org/0000-0002-9089-3927
Adam DoreyDepartment of Chemistry & Institute of Structural Molecular Biology, University College London, London, UK.ORCID http://orcid.org/0000-0003-1771-9436
Genevieve PughDepartment of Chemistry & Institute of Structural Molecular Biology, University College London, London, UK.ORCID http://orcid.org/0000-0002-9022-167X
Elena GeorgiouDepartment of Chemistry & Institute of Structural Molecular Biology, University College London, London, UK.ORCID http://orcid.org/0000-0002-5245-3664
Yongzheng XingDepartment of Chemistry & Institute of Structural Molecular Biology, University College London, London, UK.ORCID http://orcid.org/0000-0002-6186-8028
Jonathan R BurnsDepartment of Chemistry & Institute of Structural Molecular Biology, University College London, London, UK. jonathan.burns@ucl.ac.uk.
Stefan HoworkaDepartment of Chemistry & Institute of Structural Molecular Biology, University College London, London, UK. s.howorka@ucl.ac.uk.ORCID http://orcid.org/0000-0002-6527-2846
Institute of Structural and Molecular Biology · GB

Funding

Biotechnology and Biological Sciences Research Council BB/M025373/1Biotechnology and Biological Sciences Research Council BB/MO09513/1Biotechnology and Biological Sciences Research Council BB/N017331/1
6 · The paper itself

Abstract

DNA nanopores are bio-inspired nanostructures that control molecular transport across lipid bilayer membranes. Researchers can readily engineer the structure and function of DNA nanopores to synergistically combine the strengths of DNA nanotechnology and nanopores. The pores can be harnessed in a wide range of areas, including biosensing, single-molecule chemistry, and single-molecule biophysics, as well as in cell biology and synthetic biology. Here, we provide a protocol for the rational design of nanobarrel-like DNA pores and larger DNA origami nanopores for targeted applications. We discuss strategies for the pores' chemical modification with lipid anchors to enable them to be inserted into membranes such as small unilamellar vesicles (SUVs) and planar lipid bilayers. The procedure covers the self-assembly of DNA nanopores via thermal annealing, their characterization using gel electrophoresis, purification, and direct visualization with transmission electron microscopy and atomic force microscopy. We also describe a gel assay to determine pore-membrane binding and discuss how to use single-channel current recordings and dye flux assays to confirm transport through the pores. We expect this protocol to take approximately 1 week to complete for DNA nanobarrel pores and 2-3 weeks for DNA origami pores.

Indexed as

NanoporesDNALipid BilayersNanostructuresNanotechnologyUnilamellar LiposomesDNALipid BilayersUnilamellar Liposomes

Identifiers

PMID33349702
OpenAlexW3115468720

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.