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.
3fa8B - 3fa9B of substitution D-E at 121
*3fa8B: red cartoon and yellow stick
*3fa9B: green cartoon and blue stick
Protein structure alignment:
Protein sequence alignment:
Protein sequence alignment: