Evidence map›Paper›PMID 29660780›Full record

ArticleChembiochem : a European journal of chemical biology2018

Steroid-Based Amphiphiles for Membrane Protein Study: The Importance of Alkyl Spacers for Protein Stability.

Muhammad Ehsan, Manabendra Das, Valerie Stern, Yang Du, Jonas S Mortensen, Parameswaran Hariharan, Bernadette Byrne, Claus J Loland, Brian K Kobilka, Lan Guan and 1 more

Open access · greenAbstract read
In one paragraph

Article in Chembiochem : a European journal of chemical biology, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
0.2field-weighted citation impact, top 48% 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

5 citing papers in PubMed, 8 citations in OpenAlex.

  1. Article
  2. Article
  3. Dimerization propensity of the βProceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  4. Article
  5. Review
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

11 authors at 5 institutions in 4 countries.

Muhammad EhsanDepartment of Bionanotechnology, Hanyang University, 55 Hanyangdaehak-ro, Ansan, 15588, Republic of Korea.ORCID 0000-0002-4723-7924
Manabendra DasDepartment of Bionanotechnology, Hanyang University, 55 Hanyangdaehak-ro, Ansan, 15588, Republic of Korea.ORCID 0000-0003-3690-3183
Valerie SternDepartment of Cell Physiology and Molecular Biophysics, Center for Membrane Protein Research, School of Medicine, Texas Tech University, Health Sciences Center, 3601 4th Street, Lubbock, TX, 79430, USA.ORCID 0000-0002-6275-3230
Yang DuMolecular and Cellular Physiology, Stanford University School of Medicine, 279 Campus Drive, Stanford, CA, 94305, USA.ORCID 0000-0001-5115-0736
Jonas S MortensenDepartment of Neuroscience, University of Copenhagen, Blegdamsvej 3, 2200, Copenhagen, Denmark.ORCID 0000-0002-6743-276X
Parameswaran HariharanDepartment of Cell Physiology and Molecular Biophysics, Center for Membrane Protein Research, School of Medicine, Texas Tech University, Health Sciences Center, 3601 4th Street, Lubbock, TX, 79430, USA.ORCID 0000-0002-6020-1547
Bernadette ByrneDepartment of Life Sciences, Imperial College London, South Kensington Campus, London, SW7 2AZ, UK.ORCID 0000-0001-9598-9832
Claus J LolandDepartment of Neuroscience, University of Copenhagen, Blegdamsvej 3, 2200, Copenhagen, Denmark.ORCID 0000-0002-1773-1446
Brian K KobilkaMolecular and Cellular Physiology, Stanford University School of Medicine, 279 Campus Drive, Stanford, CA, 94305, USA.ORCID 0000-0001-5958-3990
Lan GuanDepartment of Cell Physiology and Molecular Biophysics, Center for Membrane Protein Research, School of Medicine, Texas Tech University, Health Sciences Center, 3601 4th Street, Lubbock, TX, 79430, USA.ORCID 0000-0002-2274-361X
Pil Seok ChaeDepartment of Bionanotechnology, Hanyang University, 55 Hanyangdaehak-ro, Ansan, 15588, Republic of Korea.ORCID 0000-0003-1799-3304
Hanyang University · KRTexas Tech University · USStanford University · USUniversity of Copenhagen · DKImperial College London · GB

Funding

Integrated approaches to symport mechanisms of membrane transportersR01GM122759 · NIGMS · TEXAS TECH UNIVERSITY HEALTH SCIS CENTER · PI GUAN, LAN · 2018 to 2021
$1.4M
Recombinant expression and functional characterization of a lysophosphatidylcholine transporterR21NS105863 · NINDS · TEXAS TECH UNIVERSITY HEALTH SCIS CENTER · PI GUAN, LAN · 2018 to 2019
$421k
NIGMS NIH HHS R01 GM122759NINDS NIH HHS R21 NS105863
6 · The paper itself

Abstract

Membrane proteins allow effective communication between cells and organelles and their external environments. Maintaining membrane protein stability in a non-native environment is the major bottleneck to their structural study. Detergents are widely used to extract membrane proteins from the membrane and to keep the extracted protein in a stable state for downstream characterisation. In this study, three sets of steroid-based amphiphiles-glyco-diosgenin analogues (GDNs) and steroid-based pentasaccharides either lacking a linker (SPSs) or containing a linker (SPS-Ls)-have been developed as new chemical tools for membrane protein research. These detergents were tested with three membrane proteins in order to characterise their ability to extract membrane proteins from the membrane and to stabilise membrane proteins long-term. Some of the detergents, particularly the SPS-Ls, displayed favourable behaviour with the tested membrane proteins. This result indicates the potential utility of these detergents as chemical tools for membrane protein structural study and a critical role of the simple alkyl spacer in determining detergent efficacy.

Indexed as

Amino Acid Transport SystemsBacterial ProteinsCholestanesDetergentsHumansMicellesOligosaccharidesProtein StabilityReceptors, Adrenergic, beta-2Salmonella typhimuriumStereoisomerismSymportersAmino Acid Transport SystemsBacterial ProteinsCholestanesDetergentsmelibiose permeaseMicellesOligosaccharidesReceptors, Adrenergic, beta-2Symportersamphiphilesmembrane proteinsmolecular designprotein stabilitysteroids

Identifiers

PMID29660780
PMCPMC7238963
OpenAlexW2799430011

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.