Figure 4. (a) The IL-15–IL-15R complex: magenta, IL-15; cyan, IL-15R . The interface is divided into three regions (outlined): top, middle and bottom.
The above figure is reprinted by permission from Macmillan Publishers Ltd: Nat Immunol (2007, 8, 1001-1007) copyright 2007.
complex:
magenta, IL-15; cyan, IL-15R