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SOLVE and RESOLVE: automated structure solution, density modification and model building.

Thomas Terwilliger1

  • 1Los Alamos National Laboratory, USA. terwilliger@lanl.gov

Journal of Synchrotron Radiation
|December 4, 2003
PubMed
Summary

The SOLVE and RESOLVE software automates macromolecular structure solution, including phasing and model building. This computational approach optimizes decision-making for determining complex molecular structures efficiently.

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Area of Science:

  • Structural Biology
  • Computational Biology
  • Biophysics

Background:

  • Macromolecular structure solution is critical for understanding biological processes.
  • Automating complex steps like phasing and model building presents a significant challenge.

Purpose of the Study:

  • To present SOLVE and RESOLVE, integrated software for automated macromolecular structure solution.
  • To demonstrate the software's capability across various experimental cases (MAD, SAD, MIR).

Main Methods:

  • SOLVE employs an optimization problem approach using a scoring scheme for decision-making.
  • RESOLVE handles NCS identification, density modification, and automated model building.
  • The integrated procedure is fully automated.

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Main Results:

  • The software successfully automates all key steps in macromolecular structure solution.
  • The procedure is effective even at resolutions as low as 3 Å.
  • Enables efficient structure determination through automated phasing and model building.

Conclusions:

  • SOLVE and RESOLVE provide a comprehensive, automated solution for macromolecular structure determination.
  • The software facilitates efficient and accurate structural analysis in structural biology.
  • Applicable to diverse experimental phasing methods and resolutions.