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Related Experiment Videos

Docking protein domains in contact space.

Stefano Lise1, Alice Walker-Taylor, David T Jones

  • 1Department of Biochemistry and Molecular Biology, University College London, UK. s.lise@ucl.ac.uk

BMC Bioinformatics
|June 23, 2006
PubMed
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This study introduces a novel computational method for protein domain docking using contact maps. The approach accurately predicts contacting residues, aiding in understanding protein interactions and structures.

Area of Science:

  • Computational biology
  • Structural biology
  • Biochemistry

Background:

  • Protein domain interactions are crucial for biological processes.
  • Determining these interactions requires molecular structure knowledge.
  • Experimental methods are challenging, necessitating computational approaches.

Purpose of the Study:

  • To present a novel computational method for protein domain docking.
  • To predict contacting residues at the protein interface using a contact map representation.
  • To develop a scoring function combining structural, physicochemical, and evolutionary information.

Main Methods:

  • Utilizing a contact map representation for protein domain docking.
  • Employing a scoring function to evaluate potential residue contacts.

Related Experiment Videos

  • Implementing a simulated annealing algorithm for searching the contact space.

    • Main Results:

    • The method successfully predicted contacts for intra-molecular domains.
    • Predicted residues were significantly closer than other residue pairs.
    • The predicted contacts helped discriminate the native structure among docking solutions.

    Conclusions:

    • Contact docking is a feasible approach complementing existing methods for predicting protein-protein interactions.
    • This method may better handle conformational changes and predict complexes from protein models compared to standard algorithms.