EOG8MSGCS GO:0005097 25/82 GTPase activator activity molecular_function "Binds to and increases the activity of a GTPase, an enzyme that catalyzes the hydrolysis of GTP." [GOC:mah] EOG8MSGCS GO:0006909 1/82 phagocytosis biological_process "An endocytosis process that results in the engulfment of external particulate material by phagocytes. The particles are initially contained within phagocytic vacuoles (phagosomes), which then fuse with primary lysosomes to effect digestion of the particles." [ISBN:0198506732]