rab27 GTP-Binding Proteins

**Definition:** GTP-binding proteins associated with membranes, MELANOSOMES; LYSOSOMES; and late ENDOSOMES. They play a role in the release of cytotoxic SECRETORY GRANULES from lymphocytes and are required for granule maturation, as well as granule docking and priming at IMMUNOLOGICAL SYNAPSES.

**Tree numbers:** - D08.811.277.040.330.300.400.400.075 - D12.776.157.325.515.400.075 - D12.776.476.338.400.400.075

**Synonyms:** - Rab27a Protein - Rab27 Protein - GTP-binding Protein Ram