## Package structure

Class Summary
LoadStructure: a simple demo to demonstrating how to load a PDB file
PDBView: A simple utility class that checks if JMol is installed, and if yes loads the PDB file that has been given as an argument
PhiPsiCalculation: a demo showing how to calculate Phi and Psi angles for a protein structure.
SuperimposeStructures: A demo that show how to calculate structure superimpositions