Databases and the 3D-modeling and visualization tools for comparisons of protein structures.

 

 National Center for Biotechnology Information: Genetic and protein sequence database

 

 Expert Protein Analysis System: Database and utilities for protein structural analyses

 

 Genetic Computer Group: Sequence comparison and alignment tools

 

 Protein Explorer: Structural visualizations based on CHIME scripts. Simple but user friendly

 

 SWISS PDB Viewer: Companion utility for the ExPASY system. Allows for complex control and manipulation of 3D structures

 

 POV-Ray: High-end rendering engine for SWISS PDB-Viewer. Produces hi-res images of protein structural models.