X-linked severe combined immunodeficiency
This gene encodes the interleukin receptor common gamma chain protein , which is a cytokine receptor sub-unit that is part of the receptors for IL-2 , IL-4 , IL-7 , IL-9 , IL-15 and IL-21 . 
<triplet> gene <subj> protein <obj> encodes <triplet> interleukin receptor common gamma chain <subj> gene <obj> instance of <triplet> cytokine receptor <subj> receptor <obj> subclass of <triplet> receptor <subj> protein <obj> subclass of