Evidence map›Paper›PMID 34260917›Full record

ArticleCell reports2021

Molecular motor protein KIF5C mediates structural plasticity and long-term memory by constraining local translation.

Supriya Swarnkar, Yosef Avchalumov, Isabel Espadas, Eddie Grinman, Xin-An Liu, Bindu L Raveendra, Aya Zucca, Sonia Mediouni, Abhishek Sadhu, Susana Valente and 3 more

Open access · goldAbstract read
In one paragraph

Article in Cell reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
2.5field-weighted citation impact, top 11% 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

21 citing papers in PubMed, 33 citations in OpenAlex.

  1. Article
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  9. Research progress of kinesin family in neurological diseases.Frontiers in cellular neuroscience · 2025
    Review
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  11. Article
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  19. Axonal transport deficits in neuropsychiatric disorders.Molecular and cellular neurosciences · 2022
    Article
  20. Article
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

13 authors at 4 institutions in 1 country.

Supriya SwarnkarDepartment of Neuroscience, Scripps Florida, 130 Scripps Way, Jupiter, FL 33458, USA.
Yosef AvchalumovDepartment of Neuroscience, Scripps Florida, 130 Scripps Way, Jupiter, FL 33458, USA.
Isabel EspadasDepartment of Neuroscience, Scripps Florida, 130 Scripps Way, Jupiter, FL 33458, USA.
Eddie GrinmanDepartment of Neuroscience, Scripps Florida, 130 Scripps Way, Jupiter, FL 33458, USA.
Xin-An LiuDepartment of Neuroscience, Scripps Florida, 130 Scripps Way, Jupiter, FL 33458, USA.
Bindu L RaveendraDepartment of Neuroscience, Scripps Florida, 130 Scripps Way, Jupiter, FL 33458, USA.
Aya ZuccaDepartment of Neuroscience, Scripps Florida, 130 Scripps Way, Jupiter, FL 33458, USA.
Sonia MediouniDepartment of Immunology and Microbiology, Scripps Florida, 130 Scripps Way, Jupiter, FL 33458, USA.
Abhishek SadhuDepartment of Neuroscience, Scripps Florida, 130 Scripps Way, Jupiter, FL 33458, USA.
Susana ValenteDepartment of Immunology and Microbiology, Scripps Florida, 130 Scripps Way, Jupiter, FL 33458, USA.
Damon PageDepartment of Neuroscience, Scripps Florida, 130 Scripps Way, Jupiter, FL 33458, USA.
Kyle MillerDepartment of Integrative Biology, Michigan State University, East Lansing, MI, USA.
Sathyanarayanan V PuthanveettilDepartment of Neuroscience, Scripps Florida, 130 Scripps Way, Jupiter, FL 33458, USA. Electronic address: sputhanv@scripps.edu.
Scripps Institution of Oceanography · USScripps (United States) · USScripps Research Institute · USMichigan State University · US

Funding

Axonal Transport and Long-Term Memory StorageR01MH094607 · NIMH · SCRIPPS FLORIDA · PI PUTHANVEETTIL, SATHYA · 2014 to 2018
$2.3M
Molecular Substrates of Translation in Specific Neuronal Compartments During Memory StorageR21MH108929 · NIMH · SCRIPPS FLORIDA · PI PUTHANVEETTIL, SATHYA · 2015 to 2016
$528k
NIMH NIH HHS R01 MH094607NIMH NIH HHS R21 MH108929
6 · The paper itself

Abstract

Synaptic structural plasticity, key to long-term memory storage, requires translation of localized RNAs delivered by long-distance transport from the neuronal cell body. Mechanisms and regulation of this system remain elusive. Here, we explore the roles of KIF5C and KIF3A, two members of kinesin superfamily of molecular motors (Kifs), and find that loss of function of either kinesin decreases dendritic arborization and spine density whereas gain of function of KIF5C enhances it. KIF5C function is a rate-determining component of local translation and is associated with ∼650 RNAs, including EIF3G, a regulator of translation initiation, and plasticity-associated RNAs. Loss of function of KIF5C in dorsal hippocampal CA1 neurons constrains both spatial and contextual fear memory, whereas gain of function specifically enhances spatial memory and extinction of contextual fear. KIF5C-mediated long-distance transport of local translation substrates proves a key mechanism underlying structural plasticity and memory.

Indexed as

Memory, Long-TermNeuronal PlasticityProtein BiosynthesisAnimalsCyclic AMPCyclic AMP-Dependent Protein KinasesDendritic SpinesExcitatory Postsynaptic PotentialsFearFemaleGain of Function MutationHEK293 CellsHippocampusHumansKinesinsLearningCyclic AMPCyclic AMP-Dependent Protein KinasesKif3a protein, mouseKIF5C protein, mouseKinesinsMolecular Motor Proteinskinesinlearning and memorylocal translationmolecular motor proteinsRNA transportstructural plasticitysynaptic transmission

Identifiers

PMID34260917
PMCPMC8319835
OpenAlexW3181657233

What OpenQuestion holds

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LicenceCC BY-NC-ND
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.