RAB3A
(redirected from RAB3A, member RAS oncogene family)RAB3A
A gene on chromosome 19p13.2 that encodes a member of the Rab subfamily of Ras-related small GTPases, which is involved in exocytosis by regulating a late step in synaptic vesicle fusion and possibly release of neurotransmitters.Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.