Evidence map›Paper›PMID 27062927›Full record

ArticleCell2016

Mechanism of NMDA Receptor Inhibition and Activation.

Shujia Zhu, Richard A Stein, Craig Yoshioka, Chia-Hsueh Lee, April Goehring, Hassane S Mchaourab, Eric Gouaux

Open access · bronzeAbstract read
In one paragraph

Article in Cell, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 129 papers.

0numbers the graph read from it
0cells of the map it votes in
129citing papers in PubMed
16.3field-weighted citation impact, top 1% 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

129 citing papers in PubMed, 223 citations in OpenAlex.

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69 more citing papers are in PubMed but not listed here.

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

7 authors at 4 institutions in 1 country.

Shujia ZhuVollum Institute, Oregon Health and Science University, 3181 SW Sam Jackson Park Road, Portland, OR 97239, USA.
Richard A SteinDepartment of Molecular Physiology and Biophysics, Vanderbilt University, Nashville, TN 37232, USA.
Craig YoshiokaDepartment of Biomedical Engineering, Oregon Health and Science University, 2730 SW Moody Ave, Portland, OR 97201, USA.
Chia-Hsueh LeeVollum Institute, Oregon Health and Science University, 3181 SW Sam Jackson Park Road, Portland, OR 97239, USA.
April GoehringVollum Institute, Oregon Health and Science University, 3181 SW Sam Jackson Park Road, Portland, OR 97239, USA.
Hassane S MchaourabDepartment of Molecular Physiology and Biophysics, Vanderbilt University, Nashville, TN 37232, USA.
Eric GouauxVollum Institute, Oregon Health and Science University, 3181 SW Sam Jackson Park Road, Portland, OR 97239, USA; Howard Hughes Medical Institute, Oregon Health and Science University, 3181 SW Sam Jackson Park Road, Portland, OR 97239, USA. Electronic address: gouauxe@ohsu.edu.
Vollum Institute · USVanderbilt University · USHoward Hughes Medical Institute · USOregon Health & Science University · US

Funding

Synthetic Antigen Binder CoreU54GM087519 · NIGMS · UNIVERSITY OF CHICAGO · PI NAKAMOTO, ROBERT K. · 2010 to 2017
$31.9M
3D STRUCTURE/FUNCTION OF LIGAND GATED ION CHANNELSR01NS038631 · NINDS · OREGON HEALTH & SCIENCE UNIVERSITY · PI GOUAUX, JAMES E · 1999 to 2024
$6.7M
3D Structure and Function of Ligand-Gated Ion ChannelsR37NS038631 · NINDS · OREGON HEALTH & SCIENCE UNIVERSITY · PI James E Gouaux · 2009 to 2026
$4.1M
Pulsed Q-band EPR SpectrometerS10RR027091 · NCRR · VANDERBILT UNIVERSITY · PI BETH, ALBERT H · 2010 to 2010
$483k
Howard Hughes Medical InstituteNCRR NIH HHS S10 RR027091NIGMS NIH HHS U54 GM087519NINDS NIH HHS R01 NS038631NINDS NIH HHS R37 NS038631
6 · The paper itself

Abstract

N-methyl-D-aspartate receptors (NMDARs) are glutamate-gated, calcium-permeable ion channels that mediate synaptic transmission and underpin learning and memory. NMDAR dysfunction is directly implicated in diseases ranging from seizure to ischemia. Despite its fundamental importance, little is known about how the NMDAR transitions between inactive and active states and how small molecules inhibit or activate ion channel gating. Here, we report electron cryo-microscopy structures of the GluN1-GluN2B NMDA receptor in an ensemble of competitive antagonist-bound states, an agonist-bound form, and a state bound with agonists and the allosteric inhibitor Ro25-6981. Together with double electron-electron resonance experiments, we show how competitive antagonists rupture the ligand binding domain (LBD) gating "ring," how agonists retain the ring in a dimer-of-dimers configuration, and how allosteric inhibitors, acting within the amino terminal domain, further stabilize the LBD layer. These studies illuminate how the LBD gating ring is fundamental to signal transduction and gating in NMDARs.

Indexed as

AnimalsCryoelectron MicroscopyElectron Spin Resonance SpectroscopyModels, MolecularProtein DomainsProtein SubunitsReceptors, N-Methyl-D-AspartateXenopus laevisXenopus ProteinsProtein SubunitsReceptors, N-Methyl-D-AspartateXenopus Proteins

Identifiers

PMID27062927
PMCPMC4914038
OpenAlexW2319385595

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.