Evidence map›Paper›PMID 24123100›Full record

ArticleProteins2014

BCL::Fold--protein topology determination from limited NMR restraints.

Brian E Weiner, Nathan Alexander, Louesa R Akin, Nils Woetzel, Mert Karakas, Jens Meiler

Abstract read
In one paragraph

Article in Proteins, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing 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

19 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

6 authors.

Brian E WeinerDepartment of Chemistry, Center for Structural Biology, Vanderbilt University, Nashville, Tennessee, 37232.
Nathan Alexander
Louesa R Akin
Nils Woetzel
Mert Karakas
Jens Meiler

Funding

MOLECULAR BIOPHYSICS TRAINING PROGRAM AT VANDERBILTT32GM008320 · NIGMS · VANDERBILT UNIVERSITY · PI CHAZIN, WALTER J. · 1989 to 2023
$7.9M
Membrane Protein Structure Elucidation from sparse NMR data (KAMP)R01GM080403 · NIGMS · VANDERBILT UNIVERSITY · PI MEILER, JENS · 2007 to 2019
$3.0M
Cheminformatics of Allosteric mGluR Modulation promotes Therapeutic DevelopmentR01MH090192 · NIMH · VANDERBILT UNIVERSITY · PI MEILER, JENS · 2010 to 2013
$1.5M
Computational Design of Protein-Ligand Interfaces - a Therapeutic StrategyR01GM099842 · NIGMS · VANDERBILT UNIVERSITY · PI MEILER, JENS · 2012 to 2015
$1.3M
NIGMS NIH HHS R01 GM080403NIGMS NIH HHS R01 GM099842NIGMS NIH HHS T32 GM008320NIMH NIH HHS R01 MH090192
6 · The paper itself

Abstract

When experimental protein NMR data are too sparse to apply traditional structure determination techniques, de novo protein structure prediction methods can be leveraged. Here, we describe the incorporation of NMR restraints into the protein structure prediction algorithm BCL::Fold. The method assembles discreet secondary structure elements using a Monte Carlo sampling algorithm with a consensus knowledge-based energy function. New components were introduced into the energy function to accommodate chemical shift, nuclear Overhauser effect, and residual dipolar coupling data. In particular, since side chains are not explicitly modeled during the minimization process, a knowledge based potential was created to relate experimental side chain proton-proton distances to Cβ -Cβ distances. In a benchmark test of 67 proteins of known structure with the incorporation of sparse NMR restraints, the correct topology was sampled in 65 cases, with an average best model RMSD100 of 3.4 ± 1.3 Å versus 6.0 ± 2.0 Å produced with the de novo method. Additionally, the correct topology is present in the best scoring 1% of models in 61 cases. The benchmark set includes both soluble and membrane proteins with up to 565 residues, indicating the method is robust and applicable to large and membrane proteins that are less likely to produce rich NMR datasets.

Indexed as

AlgorithmsModels, ChemicalModels, MolecularMonte Carlo MethodNuclear Magnetic Resonance, BiomolecularProtein ConformationProtein FoldingProteinsProtein Structure, SecondaryProteinsNOEprotein structure predictionRDCsparse datatopology prediction

Identifiers

PMID24123100
PMCPMC3949166

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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.