Changes in mutations to residue volumes. Average changes in mutations to residue volumes in α-helices (red), β-strands (blue), turns and bends (green). The thick line indicates the original amino acid volumes. Outer rings indicate addition in volume and inner rings reduction, in steps of 35 Å3.
Khan and Vihinen BMC Structural Biology 2007 7:56 doi:10.1186/1472-6807-7-56