At present, all of the molecular models available on this server are stored in Protein Data Bank file format (.pdb format). It has been assumed that you are using Netscape Navigator with the Chemscape Chime plug-in installed. (Chime is a free Netscape Navigator plug-in that permits visualization and on-screen manipulation of chemical structures.) Other combinations of software might also work, but only Netscape/Chime has been tested. For your convenience, links are provided here that will allow you to retrieve copies of Netscape Navigator and/or Chemscape Chime.
Chemscape Chime plug-in. The Chime download page gives instructions on
how to get and install this free plug-in.
Netscape Navigator. Which version you need depends on what kind of
computer you are using. The Chime download page will tell you which version
of Navigator you should use.