Evidence map›Paper›PMID 31575868›Full record

ArticleNature communications2019

Green light powered molecular state motor enabling eight-shaped unidirectional rotation.

Aaron Gerwien, Peter Mayer, Henry Dube

Abstract read
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 35 papers.

0numbers the graph read from it
0cells of the map it votes in
35citing 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

35 citing papers in PubMed.

  1. Review
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  5. Multistate photoswitches beyond on and off.Nature communications · 2026
    Review
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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.

Aaron GerwienDepartment of Chemistry and Center for Integrated Protein Science CIPSM, Ludwig Maximilians-Universität München, Butenandtstrasse 5-13, 81377, München, Germany.
Peter MayerDepartment of Chemistry and Center for Integrated Protein Science CIPSM, Ludwig Maximilians-Universität München, Butenandtstrasse 5-13, 81377, München, Germany.
Henry DubeDepartment of Chemistry and Center for Integrated Protein Science CIPSM, Ludwig Maximilians-Universität München, Butenandtstrasse 5-13, 81377, München, Germany. henry.dube@cup.uni-muenchen.de.ORCID http://orcid.org/0000-0002-5055-9924

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Molecular motors convert external energy into directional motions at the nano-scales. To date unidirectional circular rotations and linear motions have been realized but more complex directional trajectories remain unexplored on the molecular level. In this work we present a molecular motor powered by green light allowing to produce an eight-shaped geometry change during its unidirectional rotation around the central molecular axis. Motor motion proceeds in four different steps, which alternate between light powered double bond isomerizations and thermal hula-twist isomerizations. The result is a fixed sequence of populating four different isomers in a fully unidirectional trajectory possessing one crossing point. This motor system opens up unexplored avenues for the construction and mechanisms of molecular machines and will therefore not only significantly expand the toolbox of responsive molecular devices but also enable very different applications in the field of miniaturized technology than currently possible.

Identifiers

PMID31575868
PMCPMC6773862

What OpenQuestion holds

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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.