Insertions
Insertions appear as a pair of red residues. The location of the insertion lies between these red residues. Details about the insertion can be found in the Selection Info tab or by hovering the mouse over the red residues to activate the tooltip. The image below shows a single residue insertion of 'C' that lies between the residues 'CT'.
Deletions
Deletions appear as a 'dash', highlighted in grey.
Mutations