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.
1ys1X - 2nw6A of substitution G-F at 221
*1ys1X: red cartoon and yellow stick
*2nw6A: green cartoon and blue stick
Protein structure alignment:
Protein sequence alignment:
Protein sequence alignment: