A new function Compare is also provided to make mutual verification easier between the results of the two methods. By clicking Compare on the left in the result Webpage, the peptides constituting the candidate epitope are displayed in two boxes corresponding to both methods. Clicking Compare under the left box will return a new Webpage that shows the results of both Intersection and Union from both methods (Figure 3) , which can also be viewed as 3D images by clicking Jmol button on this Webpage (Figure 4 ).