Evidence map›Paper›PMID 29556494›Full record

ArticleFrontiers in chemistry2018

An Efficient Implementation of the Nwat-MMGBSA Method to Rescore Docking Results in Medium-Throughput Virtual Screenings.

Irene Maffucci, Xiao Hu, Valentina Fumagalli, Alessandro Contini

Abstract read
In one paragraph

Article in Frontiers in chemistry, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing 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

29 citing papers in PubMed.

  1. Article
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  11. Review
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  14. ChemFlow─From 2D Chemical Libraries to Protein-Ligand Binding Free Energies.Journal of chemical information and modeling · 2023
    Article
  15. Article
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  17. Article
  18. ReliableJournal of chemical information and modeling · 2022
    Article
  19. Article
  20. Article
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

4 authors.

Irene MaffucciDipartimento di Scienze Farmaceutiche, Sezione di Chimica Generale e Organica "Alessandro Marchesini," Università degli Studi di Milano, Milan, Italy.
Xiao HuDipartimento di Scienze Farmaceutiche, Sezione di Chimica Generale e Organica "Alessandro Marchesini," Università degli Studi di Milano, Milan, Italy.
Valentina FumagalliDipartimento di Scienze Farmaceutiche, Sezione di Chimica Generale e Organica "Alessandro Marchesini," Università degli Studi di Milano, Milan, Italy.
Alessandro ContiniDipartimento di Scienze Farmaceutiche, Sezione di Chimica Generale e Organica "Alessandro Marchesini," Università degli Studi di Milano, Milan, Italy.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Nwat-MMGBSA is a variant of MM-PB/GBSA based on the inclusion of a number of explicit water molecules that are the closest to the ligand in each frame of a molecular dynamics trajectory. This method demonstrated improved correlations between calculated and experimental binding energies in both protein-protein interactions and ligand-receptor complexes, in comparison to the standard MM-GBSA. A protocol optimization, aimed to maximize efficacy and efficiency, is discussed here considering penicillopepsin, HIV1-protease, and BCL-XL as test cases. Calculations were performed in triplicates on both classic HPC environments and on standard workstations equipped by a GPU card, evidencing no statistical differences in the results. No relevant differences in correlation to experiments were also observed when performing Nwat-MMGBSA calculations on 4 or 1 ns long trajectories. A fully automatic workflow for structure-based virtual screening, performing from library set-up to docking and Nwat-MMGBSA rescoring, has then been developed. The protocol has been tested against no rescoring or standard MM-GBSA rescoring within a retrospective virtual screening of inhibitors of AmpC β-lactamase and of the Rac1-Tiam1 protein-protein interaction. In both cases, Nwat-MMGBSA rescoring provided a statistically significant increase in the ROC AUCs of between 20 and 30%, compared to docking scoring or to standard MM-GBSA rescoring.

Indexed as

explicit waterGPUMM-GBSAmolecular dynamicsproteaseprotein-protein interactionsstructure based virtual screening

Identifiers

PMID29556494
PMCPMC5844977

What OpenQuestion holds

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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.