The content of this site is under development.

An Information Portal to 117240 Biological Macromolecular Structures

This site is used for testing new functionality and bug fixes. Things may not always work the way you expect. For the production site, please go to http://www.rcsb.org


RCSB PDB Protein Comparison Tool


Structure alignment of custom protein chains.

Java Web Start - Custom Comparison

The custom comparison menu should automatically start using Java Web Start. If it does not, please click here:

Launch custom structure alignment menu.

If you are having problems launching Java Web Start applications, please view our troubleshooting Java Web Start page for more help.


Use the Workbench to select other proteins for comparison.

Align custom files (Launches a Java Web Start application).