Evidence map›Paper›PMID 30679613›Full record

ArticleScientific reports2019

Molecular structure and function of myelin protein P0 in membrane stacking.

Arne Raasakka, Salla Ruskamo, Julia Kowal, Huijong Han, Anne Baumann, Matti Myllykoski, Anna Fasano, Rocco Rossano, Paolo Riccio, Jochen Bürck and 3 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
3.6field-weighted citation impact, top 6% 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

25 citing papers in PubMed, 60 citations in OpenAlex.

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  3. Journal of Zhejiang University. Science. B · 2025
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  12. Novel mutation in theThe Journal of international medical research · 2022
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  13. Article
  14. Human myelin proteolipid protein structure and lipid bilayer stacking.Cellular and molecular life sciences : CMLS · 2022
    Article
  15. Review
  16. Article
  17. Proteome Profile of Myelin in the Zebrafish Brain.Frontiers in cell and developmental biology · 2021
    Article
  18. Article
  19. Review
  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 7 institutions in 5 countries.

Arne RaasakkaDepartment of Biomedicine, University of Bergen, Bergen, Norway.ORCID 0000-0002-9443-9959
Salla RuskamoFaculty of Biochemistry and Molecular Medicine & Biocenter Oulu, University of Oulu, Oulu, Finland.ORCID 0000-0002-9740-9077
Julia KowalCenter for Cellular Imaging and NanoAnalytics (C-CINA), Biozentrum, University of Basel, Basel, Switzerland.
Huijong HanFaculty of Biochemistry and Molecular Medicine & Biocenter Oulu, University of Oulu, Oulu, Finland.
Anne BaumannDepartment of Biomedicine, University of Bergen, Bergen, Norway.
Matti MyllykoskiFaculty of Biochemistry and Molecular Medicine & Biocenter Oulu, University of Oulu, Oulu, Finland.
Anna FasanoDepartment of Biosciences, Biotechnologies and Biopharmaceutics, University of Bari, Bari, Italy.
Rocco RossanoDepartment of Sciences, University of Basilicata, Potenza, Italy.
Paolo RiccioDepartment of Sciences, University of Basilicata, Potenza, Italy.
Jochen BürckInstitute of Biological Interfaces (IBG-2), Karlsruhe Institute of Technology, Karlsruhe, Germany.ORCID 0000-0002-2256-9498
Anne S UlrichInstitute of Biological Interfaces (IBG-2), Karlsruhe Institute of Technology, Karlsruhe, Germany.
Henning StahlbergCenter for Cellular Imaging and NanoAnalytics (C-CINA), Biozentrum, University of Basel, Basel, Switzerland.ORCID 0000-0002-1185-4592
Petri KursulaDepartment of Biomedicine, University of Bergen, Bergen, Norway. petri.kursula@uib.no.ORCID 0000-0001-8529-3751
University of Oulu · FIKarlsruhe Institute of Technology · DEUniversity of Basel · CHUniversity of Basilicata · ITUniversity of Bergen · NOHaukeland University Hospital · NOUniversity of Bari Aldo Moro · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Compact myelin forms the basis of nerve insulation essential for higher vertebrates. Dozens of myelin membrane bilayers undergo tight stacking, and in the peripheral nervous system, this is partially enabled by myelin protein zero (P0). Consisting of an immunoglobulin (Ig)-like extracellular domain, a single transmembrane helix, and a cytoplasmic extension (P0ct), P0 harbours an important task in ensuring the integrity of compact myelin in the extracellular compartment, referred to as the intraperiod line. Several disease mutations resulting in peripheral neuropathies have been identified for P0, reflecting its physiological importance, but the arrangement of P0 within the myelin ultrastructure remains obscure. We performed a biophysical characterization of recombinant P0ct. P0ct contributes to the binding affinity between apposed cytoplasmic myelin membrane leaflets, which not only results in changes of the bilayer properties, but also potentially involves the arrangement of the Ig-like domains in a manner that stabilizes the intraperiod line. Transmission electron cryomicroscopy of native full-length P0 showed that P0 stacks lipid membranes by forming antiparallel dimers between the extracellular Ig-like domains. The zipper-like arrangement of the P0 extracellular domains between two membranes explains the double structure of the myelin intraperiod line. Our results contribute to the understanding of PNS myelin, the role of P0 therein, and the underlying molecular foundation of compact myelin stability in health and disease.

Indexed as

Cell MembraneHumansModels, MolecularMyelin P0 ProteinProtein ConformationMyelin P0 Protein

Identifiers

PMID30679613
PMCPMC6345808
OpenAlexW2952828015

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.