Figure 1From: Customised fragments libraries for protein structure prediction based on structural class annotationsScatter plot of helix and strand content (X-axis and Y-axis respectively) for a large set of proteins. Taken from: Kurgan LA, Zhang T, Zhang H, Shen S, Ruan J: Secondary structure-based assignment of the protein structural classes. Amino Acids 2008, 35:551–564. (With permission).Back to article page