Secondary structure colouring method. The user can color the protein sequences by their secondary structure or by the physicochemical properties of their amino acids. The secondary structure assignment is based on the proSS algorithm http://roselab.jhu.edu/utils/pross.html webcite.
Bramucci et al. BMC Bioinformatics 2012 13(Suppl 4):S2 doi:10.1186/1471-2105-13-S4-S2