Evidence map›Paper›PMID 39558095›Full record

ArticleNature methods2025

Overcoming the preferred-orientation problem in cryo-EM with self-supervised deep learning.

Yun-Tao Liu, Hongcheng Fan, Jason J Hu, Z Hong Zhou

Abstract read
In one paragraph

Article in Nature methods, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers.

0numbers the graph read from it
0cells of the map it votes in
39citing 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

39 citing papers in PubMed.

  1. Article
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  5. UsingbioRxiv : the preprint server for biology · 2026
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  6. Article
  7. Review
  8. Article
  9. Article
  10. ICECREAM: high-fidelity equivariant cryo-electron tomography.Acta crystallographica. Section D, Structural biology · 2026
    Article
  11. Article
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  17. Research square · 2026
    Article
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  20. bioRxiv : the preprint server for biology · 2025
    Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors.

Yun-Tao Liu *Department of Microbiology, Immunology, and Molecular Genetics, University of California, Los Angeles, CA, USA.ORCID http://orcid.org/0000-0003-2577-1859
Hongcheng Fan *Department of Microbiology, Immunology, and Molecular Genetics, University of California, Los Angeles, CA, USA.ORCID http://orcid.org/0000-0001-9038-7998
Jason J HuDepartment of Microbiology, Immunology, and Molecular Genetics, University of California, Los Angeles, CA, USA.ORCID http://orcid.org/0000-0002-1103-2177
Z Hong ZhouDepartment of Microbiology, Immunology, and Molecular Genetics, University of California, Los Angeles, CA, USA. Hong.Zhou@UCLA.edu.ORCID http://orcid.org/0000-0002-8373-4717

Funding

High-Resolution CryoEM Reconstruction of Large ComplexesR01GM071940 · NIGMS · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI ZHOU, Z HONG · 2006 to 2025
$5.0M
NIGMS NIH HHS R01 GM071940U.S. Department of Health & Human Services | NIH | National Institute of General Medical Sciences (NIGMS) R01GM071940
6 · The paper itself

Abstract

While advances in single-particle cryo-EM have enabled the structural determination of macromolecular complexes at atomic resolution, particle orientation bias (the 'preferred' orientation problem) remains a complication for most specimens. Existing solutions have relied on biochemical and physical strategies applied to the specimen and are often complex and challenging. Here, we develop spIsoNet, an end-to-end self-supervised deep learning-based software to address map anisotropy and particle misalignment caused by the preferred-orientation problem. Using preferred-orientation views to recover molecular information in under-sampled views, spIsoNet improves both angular isotropy and particle alignment accuracy during 3D reconstruction. We demonstrate spIsoNet's ability to generate near-isotropic reconstructions from representative biological systems with limited views, including ribosomes, β-galactosidases and a previously intractable hemagglutinin trimer dataset. spIsoNet can also be generalized to improve map isotropy and particle alignment of preferentially oriented molecules in subtomogram averaging. Therefore, without additional specimen-preparation procedures, spIsoNet provides a general computational solution to the preferred-orientation problem.

Indexed as

Cryoelectron MicroscopyDeep LearningImage Processing, Computer-AssistedAlgorithmsAnisotropyImaging, Three-DimensionalMacromolecular SubstancesRibosomesSoftwareMacromolecular Substances

Identifiers

PMID39558095
PMCPMC12131231

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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.