X-Linked Inhibitor of Apoptosis Protein

**Definition:** An inhibitor of apoptosis protein that is translated by a rare cap-independent mechanism. It blocks caspase-mediated cellular destruction by inhibiting CASPASE 3; CASPASE 7; and CASPASE 9.

**Tree numbers:** - D08.811.464.938.750.210.750 - D12.644.360.075.437.750 - D12.776.476.075.437.750

**Synonyms:** - XIAP Protein - X-Linked IAP Protein