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.
2z57B - 2z30B of substitution E-G at 56
*2z57B: red cartoon and yellow stick
*2z30B: green cartoon and blue stick
Protein structure alignment:
Protein sequence alignment:
Protein sequence alignment: