3) Genetic defects in the expression of genes for XIAP encoding the X-linked inhibitor of apoptosis protein, IAK encoding interleukin-2 inducible T cell kinase, CD27 encoding a receptor in the tumor necrosis factor receptor superfamily, STK4 encoding serine/threonine-protein kinase 4, 1CTPS1 encoding CTP sythetase, CORO1A encoding coronin 1A, APDS encoding activated phosphatidylinositide 3-kinase, CD16 encoding FcγRIII, GATA2 encoding GATA-binding factor 2 (a transcription factor), and MCM4 encoding the DNA replication licensing factor, MCM4.
