RAB GTPase activator. similar to RabGAP/TBC domain-containing protein [Arabidopsis thaliana] (TAIR:AT3G55020.1); similar to RabGAP/TBC domain-containing protein-like [Oryza sativa (japonica cultivar-group)] (GB:BAD73388.1); similar to hypothetical protein OsI_004251 [Oryza sativa (indica cultivar-group)] (GB:EAY76404.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO41545.1); contains InterPro domain RabGAP/TBC; (InterPro:IPR000195)