Evidence map›Paper›PMID 27069282›Full record

ArticleMonatshefte fur chemie

Comparing pharmacophore models derived from crystal structures and from molecular dynamics simulations.

Marcus Wieder, Ugo Perricone, Thomas Seidel, Stefan Boresch, Thierry Langer

Abstract read
In one paragraph

Article in Monatshefte fur chemie. 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
–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

5 citing papers in PubMed.

  1. Structure-based molecular modeling in SAR analysis and lead optimization.Computational and structural biotechnology journal · 2021
    Review
  2. Exploring NovelACS omega · 2019
    Article
  3. Review
  4. Article
  5. 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

5 authors.

Marcus WiederDepartment of Pharmaceutical Chemistry, Faculty of Life Sciences, University of Vienna, Vienna, Austria ; Department of Computational Biological Chemistry, Faculty of Chemistry, University of Vienna, Vienna, Austria.
Ugo PerriconeDepartment of Pharmaceutical Chemistry, Faculty of Life Sciences, University of Vienna, Vienna, Austria ; Dipartimento di Scienze e Tecnologie Biologiche Chimiche e Farmaceutiche "STEBICEF", Università di Palermo, Palermo, Italy.
Thomas SeidelDepartment of Pharmaceutical Chemistry, Faculty of Life Sciences, University of Vienna, Vienna, Austria.
Stefan BoreschDepartment of Computational Biological Chemistry, Faculty of Chemistry, University of Vienna, Vienna, Austria.
Thierry LangerDepartment of Pharmaceutical Chemistry, Faculty of Life Sciences, University of Vienna, Vienna, Austria.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

abstractPharmacophore modeling is a widely used technique in computer-aided drug discovery. Structure-based pharmacophore models of a ligand in complex with a protein have proven to be useful for supporting in silico hit discovery, hit to lead expansion, and lead optimization. As a structure-based approach it depends on the correct interpretation of ligand-protein interactions. There are legitimate concerns about the fidelity of the bound ligand and about non-physiological contacts with parts of the crystal and the solvent effects that influence the protein structure. A possible way to refine the structure of a protein-ligand system is to use the final structure of a given MD simulation. In this study we compare pharmacophore models built using the initial protein-ligand structure obtained from the protein data bank (PDB) with pharmacophore models built with the final structure of a molecular dynamics simulation. We show that the pharmacophore models differ in feature number and feature type and that the pharmacophore models built from the last structure of a MD simulation shows in some cases better ability to distinguish between active and decoy ligand structures. GRAPHICAL ABSTRACT:

Indexed as

Computational chemistryMolecular dynamicsMolecular modellingPharmacophore modelling

Identifiers

PMID27069282
PMCPMC4785218

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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.