ADP-ribosylation factor 3
Function
GTP-binding protein that functions as an allosteric activator of the cholera toxin catalytic subunit, an ADP-ribosyltransferase. Involved in protein trafficking; may modulate vesicle budding and uncoating within the Golgi apparatus.
Sequence Similarities
Belongs to the small GTPase superfamily. Arf family.
Cellular localization
- Golgi apparatus
- Cytoplasm
- Perinuclear region
Alternative names
ADP-ribosylation factor 3, ARF3