ARL8 is an alias for the gene, ADP ribosylation factor like GTPase 5B, in humans. Other names include: ADP-ribosylation factor-like protein 5B; ADP-ribosylation factor-like protein 8; ADP-ribosylation factor-like 5B. The encoded protein has an amino acid length of 179 and a mass of 20.4 kDa. ARL8 is a member of the Small GTPase superfamily, Arf family. This gene shares homology with other species, including: Mouse, Rat, Zebrafish, Frog.