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.
1k3yB - 3l0hA of substitution A-W at 21
*1k3yB: red cartoon and yellow stick
*3l0hA: green cartoon and blue stick
Protein structure alignment:
Protein sequence alignment:
Protein sequence alignment: