Plays a role as an effector of the ADP-ribosylation factor-like protein 2, ARL2. Detected in the midbody matrix. Not detected in the Golgi, nucleus and on the mitotic spindle. Centrosome-associated throughout the cell cycle. Not detected to interphase microtubules. The complex formed with ARL2BP, ARL2 and SLC25A4 is expressed in mitochondria (By similarity). Belongs to the ARL2BP family.