The Huck Institutes of the Life Sciences

Molecular graphics and structure visualization

Licensed software provided by the X-Ray Crystallography Facility for molecular graphics and structure visualization


A free and open-source molecular graphics system for visualization, animation, editing, and publication-quality imagery.

PyMOL is scriptable and can be extended using the Python language.

Supports Windows, Mac OSX, Unix, and Linux.


A free viewing system for PDB coordinate files that runs on Mac PPC, Windows, Unix, and Linux systems.

Open source versions are also available.

Swiss PDB viewer

A 3D graphics and molecular modeling program for the simultaneous analysis of multiple models and for model-building into electron density maps.