Jmol view
The 3D View page visualizes the PDB structures using Jmol (an open-source Java viewer for chemical structures in 3D, http://www.jmol.org/) and provides options to render structures in different styles and colors.
1pgtA - 2a2rA of substitution I-V at 104
*1pgtA: red cartoon and yellow stick
*2a2rA: green cartoon and blue stick
Protein structure alignment:
Protein sequence alignment:
Protein sequence alignment: