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TRAPP webserver: predicting protein binding site flexibility and detecting transient binding pockets.

Antonia Stank1,2, Daria B Kokh1, Max Horn1

  • 1Molecular and Cellular Modeling group, Heidelberg Institute for Theoretical Studies (HITS), Heidelberg, Baden-Württemberg 69118, Germany.

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Summary
This summary is machine-generated.

The TRAnsient Pockets in Proteins (TRAPP) webserver identifies transient protein binding sites. This aids in designing small molecule inhibitors by revealing cryptic pockets crucial for drug discovery.

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Area of Science:

  • Computational Biology
  • Structural Biology
  • Drug Discovery

Background:

  • Protein binding sites can exhibit dynamic behavior, opening transiently.
  • These transient or cryptic pockets are important targets for small molecule inhibitor design.
  • Existing methods may not fully capture the dynamic nature of protein binding sites.

Purpose of the Study:

  • To introduce the TRAnsient Pockets in Proteins (TRAPP) webserver.
  • To provide an automated workflow for exploring protein binding site dynamics.
  • To detect transiently opening pockets for drug design applications.

Main Methods:

  • TRAPP Structure: Generates protein structure ensembles using molecular simulations.
  • TRAPP Analysis: Superposes and clusters binding site conformations from simulations or user-uploaded data.
  • TRAPP Pocket: Detects, analyzes, and visualizes binding pocket dynamics, volume, solvent-exposed area, and residue properties.

Main Results:

  • The TRAPP workflow enables exploration of protein binding site dynamics.
  • It identifies transient or cryptic sub-pockets relevant for inhibitor design.
  • Sequence conservation and annotation data can be integrated for further analysis.

Conclusions:

  • The TRAPP webserver offers a valuable tool for understanding protein binding site dynamics.
  • It facilitates the identification of novel drug targets and optimization of inhibitors.
  • The webserver is freely accessible, promoting research in structural biology and drug discovery.