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.
2h1aA - 1su9B of substitution A-C at 74
*2h1aA: red cartoon and yellow stick
*1su9B: green cartoon and blue stick
Protein structure alignment:
Protein sequence alignment:
Protein sequence alignment: