Evidence map›Paper›PMID 24313792›Full record

ArticleThe journal of physical chemistry. B2014

A microscopic view of phospholipid insertion into biological membranes.

Josh V Vermaas, Emad Tajkhorshid

Abstract readComparative Study
In one paragraph

Article in The journal of physical chemistry. B, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
1.9field-weighted citation impact, top 14% 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

22 citing papers in PubMed, 40 citations in OpenAlex.

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  3. CaThe journal of physical chemistry. B · 2025
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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

2 authors at 1 institution in 1 country.

Josh V VermaasCenter for Biophysics and Computational Biology, Department Biochemistry, College of Medicine, and Beckman Institute for Advanced Science and Technology, University of Illinois at Urbana-Champaign , Urbana, Illinois 61801, United States.
Emad Tajkhorshid
University of Illinois Urbana-Champaign · US

Funding

Synthetic Antigen Binder CoreU54GM087519 · NIGMS · UNIVERSITY OF CHICAGO · PI ZHOU, MING · 2010 to 2017
$31.9M
YEAST ER MOLECULAR CHAPERONE TRANSLOCATION: GENOME DATABANK HOMOLOGSP41RR006009 · NCRR · MELLON PITTS CORPORATION (MPC CORP) · PI KNOLL, ERIC · 1990 to 2011
$22.0M
WHOLE CELL SIMULATIONP41RR005969 · NCRR · UNIVERSITY OF ILLINOIS URBANA-CHAMPAIGN · PI STONE, JOHN H · 1990 to 2011
$19.8M
WHOLE CELL SIMULATIONP41GM104601 · NIGMS · UNIVERSITY OF ILLINOIS AT URBANA-CHAMPAIGN · PI TAJKHORSHID, EMAD · 2012 to 2021
$19.0M
Molecular Mechanisms of Active Transport Across Cellular MembranesR01GM086749 · NIGMS · UNIVERSITY OF ILLINOIS AT URBANA-CHAMPAIGN · PI TAJKHORSHID, EMAD · 2009 to 2013
$1.5M
Understanding the role of phospholipids in integrin signalingR01GM101048 · NIGMS · UNIVERSITY OF ILLINOIS AT URBANA-CHAMPAIGN · PI SLIGAR, STEPHEN G. · 2012 to 2015
$1.1M
NCRR NIH HHS P41 RR005969NCRR NIH HHS P41 RR006009NIGMS NIH HHS P41 GM104601NIGMS NIH HHS P41-GM104601NIGMS NIH HHS R01 GM086749NIGMS NIH HHS R01-GM086749NIGMS NIH HHS R01 GM101048NIGMS NIH HHS R01-GM101048NIGMS NIH HHS U54 GM087519NIGMS NIH HHS U54-GM087519
6 · The paper itself

Abstract

Understanding the process of membrane insertion is an essential step in developing a detailed mechanism, for example, for peripheral membrane protein association and membrane fusion. The highly mobile membrane mimetic (HMMM) has been used to accelerate the membrane association and binding of peripheral membrane proteins in simulations by increasing the lateral diffusion of phospholipid headgroups while retaining an atomistic description of the interface. Through a comparative study, we assess the difference in insertion rate of a free phospholipid into an HMMM as well as into a conventional phospholipid bilayer and develop a detailed mechanistic model of free phospholipid insertion into biological membranes. The mechanistic insertion model shows that successful irreversible association of the free phospholipid to the membrane interface, which results in its insertion, is the rate-limiting step. Association is followed by independent, sequential insertion of the acyl tails of the free phospholipid into the membrane, with splayed acyl tail intermediates. Use of the HMMM is found to replicate the same intermediate insertion states as in the full phospholipid bilayer; however, it accelerates overall insertion by approximately a factor of 3, with the probability of successful association of phospholipid to the membrane being significantly enhanced.

Indexed as

Membranes, ArtificialModels, MolecularBiomimetic MaterialsEthyl ChlorideLinear ModelsLipid BilayersMolecular Dynamics SimulationPhosphatidylcholinesPhospholipidsProbabilityTime Factors1,1-dichloroethane1-palmitoyl-2-oleoylphosphatidylcholineEthyl ChlorideLipid BilayersMembranes, ArtificialPhosphatidylcholinesPhospholipids

Identifiers

PMID24313792
PMCPMC3933253
OpenAlexW2325669894

What OpenQuestion holds

Textmetadata
LicenceTDM
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.