Evidence map›Paper›PMID 31015551›Full record

ArticleNature communications2019

A 3.8 Å resolution cryo-EM structure of a small protein bound to an imaging scaffold.

Yuxi Liu, Duc T Huynh, Todd O Yeates

Abstract readVideo-Audio Media
In one paragraph

Article in Nature communications, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 62 papers.

0numbers the graph read from it
0cells of the map it votes in
62citing 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

62 citing papers in PubMed.

  1. Article
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  5. Review
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  7. The mechanism of pathogenic αProceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  8. Article
  9. Article
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  16. Unraveling atomic complexity from frozen samples.Structural dynamics (Melville, N.Y.) · 2025
    Article
  17. Review
  18. Article
  19. Article
  20. X-ray crystal structure of a designed rigidified imaging scaffold in the ligand-free conformation.Acta crystallographica. Section F, Structural biology communications · 2024
    Article

2 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

3 authors.

Yuxi LiuUCLA Department of Chemistry and Biochemistry, Los Angeles, CA, 90095, USA.
Duc T HuynhUCLA Department of Chemistry and Biochemistry, Los Angeles, CA, 90095, USA.
Todd O YeatesUCLA Department of Chemistry and Biochemistry, Los Angeles, CA, 90095, USA. yeates@mbi.ucla.edu.

Funding

West/Midwest Consortium for High-Resolution Cryo Electron MicroscopyU24GM116792 · NIGMS · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI AGBANDJE-MCKENNA, MAVIS, DOKLAND, TERJE · 2016 to 2020
$3.0M
A Mid-Level 200kV Instrument for Single-Particle cryoEMS10OD032459 · OD · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI ZHOU, Z HONG · 2022 to 2022
$2.0M
HIGH-END CRYOEM INSTRUMENT FOR UCLA ELECTRON IMAGING CTR FOR NANOMACHINES: AIDSS10RR023057 · NCRR · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI ZHOU, Z HONG · 2006 to 2006
$1.6M
Direct Detection Device for atomic resolution cryoEM of macromolecular complexesS10OD018111 · OD · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI ZHOU, Z HONG · 2014 to 2014
$598k
NCRR NIH HHS S10 RR023057NIGMS NIH HHS U24 GM116792NIH HHS S10 OD018111NIH HHS S10 OD032459
6 · The paper itself

Abstract

Proteins smaller than about 50 kDa are currently too small to be imaged at high resolution by cryo-electron microscopy (cryo-EM), leaving most protein molecules in the cell beyond the reach of this powerful structural technique. Here we use a designed protein scaffold to bind and symmetrically display 12 copies of a small 26 kDa protein, green fluorescent protein (GFP). We show that the bound cargo protein is held rigidly enough to visualize it at a resolution of 3.8 Å by cryo-EM, where specific structural features of the protein are visible. The designed scaffold is modular and can be modified through modest changes in its amino acid sequence to bind and display diverse proteins for imaging, thus providing a general method to break through the lower size limitation in cryo-EM.

Indexed as

Amino Acid SequenceCryoelectron MicroscopyGreen Fluorescent ProteinsModels, MolecularMolecular ImagingMolecular WeightProtein BindingRecombinant ProteinsGreen Fluorescent ProteinsRecombinant Proteins

Identifiers

PMID31015551
PMCPMC6478846

What OpenQuestion holds

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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.