Evidence map›Paper›PMID 31084902›Full record

ReviewBiophysical journal2019

Rotamer Dynamics: Analysis of Rotamers in Molecular Dynamics Simulations of Proteins.

Yazan Haddad, Vojtech Adam, Zbynek Heger

Abstract readReview
In one paragraph

Review in Biophysical journal, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing 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

18 citing papers in PubMed.

  1. Article
  2. Discrete protein dynamics enable long-range communication.bioRxiv : the preprint server for biology · 2025
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  3. Article
  4. Article
  5. Review
  6. Article
  7. Article
  8. Article
  9. Article
  10. Thin-Plate Superstructures of the Immunogenic 33-mer Gliadin Peptide.Chembiochem : a European journal of chemical biology · 2022
    Article
  11. Article
  12. Article
  13. Frontiers in veterinary science · 2022
    Article
  14. Article
  15. Article
  16. Article
  17. Article
  18. 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

3 authors.

Yazan HaddadDepartment of Chemistry and Biochemistry, Mendel University in Brno, Brno, Czech Republic; Central European Institute of Technology, Brno University of Technology, Brno, Czech Republic.
Vojtech AdamDepartment of Chemistry and Biochemistry, Mendel University in Brno, Brno, Czech Republic; Central European Institute of Technology, Brno University of Technology, Brno, Czech Republic.
Zbynek HegerDepartment of Chemistry and Biochemistry, Mendel University in Brno, Brno, Czech Republic; Central European Institute of Technology, Brno University of Technology, Brno, Czech Republic. Electronic address: heger@mendelu.cz.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Given by χ torsional angles, rotamers describe the side-chain conformations of amino acid residues in a protein based on the rotational isomers (hence the word rotamer). Constructed rotamer libraries, based on either protein crystal structures or dynamics studies, are the tools for classifying rotamers (torsional angles) in a way that reflect their frequency in nature. Rotamer libraries are routinely used in structure modeling and evaluation. In this perspective article, we would like to encourage researchers to apply rotamer analyses beyond their traditional use. Molecular dynamics (MD) of proteins highlight the in silico behavior of molecules in solution and thus can identify favorable side-chain conformations. In this article, we used simple computational tools to study rotamer dynamics (RD) in MD simulations. First, we isolated each frame in the MD trajectories in separate Protein Data Bank files via the cpptraj module in AMBER. Then, we extracted torsional angles via the Bio3D module in R language. The classification of torsional angles was also done in R according to the penultimate rotamer library. RD analysis is useful for various applications such as protein folding, study of rotamer-rotamer relationship in protein-protein interaction, real-time correlation between secondary structures and rotamers, study of flexibility of side chains in binding site for molecular docking preparations, use of RD as guide in functional analysis and study of structural changes caused by mutations, providing parameters for improving coarse-grained MD accuracy and speed, and many others. Major challenges facing RD to emerge as a new scientific field involve the validation of results via easy, inexpensive wet-lab methods. This realm is yet to be explored.

Indexed as

Molecular Dynamics SimulationRotationIsomerismProtein ConformationProteinsProteins

Identifiers

PMID31084902
PMCPMC6554459

What OpenQuestion holds

Textmetadata
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.