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Target intelligence / Profile preview
Ras-related protein Rab-19 (RAB19)
- Target
- RAB19
- Molecular classification
- Small GTPase, Ras superfamily, Intracellular trafficking protein[1][6], Enzyme (GTPase activity)[6], Other (member of RAS oncogene family)[6]
01
Overview
Ras-related protein Rab-19 (RAB19) is a member of the small GTPase Rab subfamily within the RAS oncogene superfamily. RAB19 functions as a key regulator of intracellular membrane trafficking, facilitating the formation and fusion of transport vesicles with membranes. It is predicted to participate in autophagosome assembly and intracellular protein transport, and may be located at the plasma membrane and synaptic vesicle membrane. While its molecular class and functional roles align with well-characterized trafficking proteins, no drugs or direct disease associations have yet been reported for RAB19 specifically[1][2][6][8].
- Other names
- Ras-related protein Rab-19RAB19, member RAS oncogene family[6][1]Rab19[8]
02
Mechanism of action
None reported; no drugs known to act directly on RAB19. Theoretically, small molecule or biologic modulators could affect its GTPase activity or its role in trafficking if developed[6].
03
Biological functions
Intracellular membrane traffickingFormation and fusion of transport vesiclesAutophagosome assemblyIntracellular protein transport[1][2][6]
04
Disease associations
Cancer (due to RAS family oncogene association, though no direct evidence for RAB19 is reported currently; RAS-family proteins are frequently investigated in oncology)[6]Other (potential involvement in neurodegenerative processes, autophagy-related conditions—no direct disease is yet attributed specifically to RAB19, but functional context suggests possible roles)
05
Safety considerations
None specifically reported for RAB19. General safety concerns for targeting small GTPases include off-target effects on vesicular trafficking, cell division, or apoptosis, but no reports specifically linked to RAB19 are present[6].
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