Fig. 1. Cartoon representation of A) saposin D and B) NK-lysin created with PyMOL. To depict directionality, each helix is colored a different color starting with the N-terminus, red; α-helix 1, yellow; α-helix 2, green; α-helix 3 and orange; α-helix 4. In the case that there is a 5th α-helix it is colored blue.