Evidence map›Paper›PMID 31310234›Full record

ArticleeLife2019

Electroporated recombinant proteins as tools for in vivo functional complementation, imaging and chemical biology.

Amal Alex, Valentina Piano, Soumitra Polley, Marchel Stuiver, Stephanie Voss, Giuseppe Ciossani, Katharina Overlack, Beate Voss, Sabine Wohlgemuth, Arsen Petrovic and 4 more

Open access · goldAbstract read
In one paragraph

Article in eLife, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed
4.3field-weighted citation impact, top 5% 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

30 citing papers in PubMed, 64 citations in OpenAlex.

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  19. Review
  20. Generation and Analysis of hTERT-RPE1 VPS54 Knock-Out and Rescued Cell Lines.Methods in molecular biology (Clifton, N.J.) · 2023
    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

14 authors at 3 institutions in 3 countries.

Amal AlexDepartment of Mechanistic Cell Biology, Max Planck Institute of Molecular Physiology, Dortmund, Germany.ORCID 0000-0001-9801-1274
Valentina PianoDepartment of Mechanistic Cell Biology, Max Planck Institute of Molecular Physiology, Dortmund, Germany.ORCID 0000-0002-9539-561X
Soumitra PolleyDepartment of Mechanistic Cell Biology, Max Planck Institute of Molecular Physiology, Dortmund, Germany.
Marchel StuiverIn-Cell NMR Laboratory, Leibniz Institute of Molecular Pharmacology (FMP Berlin), Berlin, Germany.ORCID 0000-0003-3437-4468
Stephanie VossChemical Genomics Centre, Max Planck Society, Dortmund, Germany.
Giuseppe CiossaniDepartment of Mechanistic Cell Biology, Max Planck Institute of Molecular Physiology, Dortmund, Germany.
Katharina OverlackDepartment of Mechanistic Cell Biology, Max Planck Institute of Molecular Physiology, Dortmund, Germany.
Beate VossDepartment of Mechanistic Cell Biology, Max Planck Institute of Molecular Physiology, Dortmund, Germany.
Sabine WohlgemuthDepartment of Mechanistic Cell Biology, Max Planck Institute of Molecular Physiology, Dortmund, Germany.
Arsen PetrovicDepartment of Mechanistic Cell Biology, Max Planck Institute of Molecular Physiology, Dortmund, Germany.
Yaowen WuChemical Genomics Centre, Max Planck Society, Dortmund, Germany.ORCID 0000-0002-2573-8736
Philipp SelenkoIn-Cell NMR Laboratory, Leibniz Institute of Molecular Pharmacology (FMP Berlin), Berlin, Germany.
Andrea MusacchioDepartment of Mechanistic Cell Biology, Max Planck Institute of Molecular Physiology, Dortmund, Germany.ORCID 0000-0003-2362-8784
Stefano MaffiniDepartment of Mechanistic Cell Biology, Max Planck Institute of Molecular Physiology, Dortmund, Germany.ORCID 0000-0001-6380-6560
Max Planck Institute of Molecular Physiology · DELeibniz-Forschungsinstitut für Molekulare Pharmakologie · DEMax Planck Society · DE

Funding

European Molecular Biology Organization EMBO ALTF 669-2017European Research Council 647474European Research Council 669686Max-Planck-Gesellschaft Open-access funding
6 · The paper itself

Abstract

Delivery of native or chemically modified recombinant proteins into mammalian cells shows promise for functional investigations and various technological applications, but concerns that sub-cellular localization and functional integrity of delivered proteins may be affected remain high. Here, we surveyed batch electroporation as a delivery tool for single polypeptides and multi-subunit protein assemblies of the kinetochore, a spatially confined and well-studied subcellular structure. After electroporation into human cells, recombinant fluorescent Ndc80 and Mis12 multi-subunit complexes exhibited native localization, physically interacted with endogenous binding partners, and functionally complemented depleted endogenous counterparts to promote mitotic checkpoint signaling and chromosome segregation. Farnesylation is required for kinetochore localization of the Dynein adaptor Spindly. In cells with chronically inhibited farnesyl transferase activity, in vitro farnesylation and electroporation of recombinant Spindly faithfully resulted in robust kinetochore localization. Our data show that electroporation is well-suited to deliver synthetic and chemically modified versions of functional proteins, and, therefore, constitutes a promising tool for applications in chemical and synthetic biology.

Indexed as

ElectroporationMolecular ImagingCell LineChromosomes, HumanFarnesyltranstransferaseGreen Fluorescent ProteinsHumansHydrodynamicsKinetochoresM Phase Cell Cycle CheckpointsMutationPrenylationRecombinant ProteinsFarnesyltranstransferaseGreen Fluorescent ProteinsRecombinant Proteinsbiochemistrycell biologychemical biologyelectroporationhumankinetochoreprotein deliveryprotein modificatinrecombinant protein

Identifiers

PMID31310234
PMCPMC6656429
OpenAlexW2961145762

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.