جهاز جولجي
Because of its ubiquitous expression, the intracellular localisation and function of VAPA may vary between cell types. It is however mainly located in the ER, Golgi apparatus and the Vesicular Tubular Compartment or ER-Golgi Intermediate Compartment, an organelle of eukaryotic cells consisting in fused ER-derived vesicles that transports proteins from the ER to the Golgi apparatus.