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.
4gi0B - 4g9aD of substitution A-E at 249
*4gi0B: red cartoon and yellow stick
*4g9aD: green cartoon and blue stick
Protein structure alignment:
Protein sequence alignment:
Protein sequence alignment: