Evidence map›Paper›PMID 22080606›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2011

Excited states of ribosome translocation revealed through integrative molecular modeling.

Paul C Whitford, Aqeel Ahmed, Yanan Yu, Scott P Hennelly, Florence Tama, Christian M T Spahn, José N Onuchic, Karissa Y Sanbonmatsu

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers.

0numbers the graph read from it
0cells of the map it votes in
46citing papers in PubMed
–field-weighted citation impact
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

46 citing papers in PubMed.

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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

8 authors.

Paul C WhitfordTheoretical Biology and Biophysics Group, Theoretical Division, Los Alamos National Laboratory, Los Alamos, NM 87545, USA.
Aqeel Ahmed
Yanan Yu
Scott P Hennelly
Florence Tama
Christian M T Spahn
José N Onuchic
Karissa Y Sanbonmatsu

Funding

Large-Scale Simulations of Ribosomal DecodingR01GM072686 · NIGMS · UNIVERSITY OF CALIF-LOS ALAMOS NAT LAB · PI SANBONMATSU, KARISSA Y · 2005 to 2024
$5.5M
NIGMS NIH HHS R01 GM072686NIGMS NIH HHS R01-GM072686.
6 · The paper itself

Abstract

The dynamic nature of biomolecules leads to significant challenges when characterizing the structural properties associated with function. While X-ray crystallography and imaging techniques (such as cryo-electron microscopy) can reveal the structural details of stable molecular complexes, strategies must be developed to characterize configurations that exhibit only marginal stability (such as intermediates) or configurations that do not correspond to minima on the energy landscape (such as transition-state ensembles). Here, we present a methodology (MDfit) that utilizes molecular dynamics simulations to generate configurations of excited states that are consistent with available biophysical and biochemical measurements. To demonstrate the approach, we present a sequence of configurations that are suggested to be associated with transfer RNA (tRNA) movement through the ribosome (translocation). The models were constructed by combining information from X-ray crystallography, cryo-electron microscopy, and biochemical data. These models provide a structural framework for translocation that may be further investigated experimentally and theoretically to determine the precise energetic character of each configuration and the transition dynamics between them.

Indexed as

Models, MolecularMolecular Dynamics SimulationNucleic Acid ConformationCryoelectron MicroscopyCrystallography, X-RayRibosomesRNA, TransferRNA TransportRNA, Transfer

Identifiers

PMID22080606
PMCPMC3223460

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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.