WinCoot

WinCoot provides an interactive platform for the refinement and validation of macromolecular models, specializing in protein structures. This free, open-source application combines powerful visualization with analytical tools to help users improve model accuracy. You can seamlessly rotate, zoom, and edit atomic coordinates while referencing experimental data. The software performs rigorous checks on model geometry and fit, highlighting areas for correction. By integrating visualization with computational refinement, WinCoot accelerates the path to robust, publication-ready structural insights in biochemistry and molecular biology.