Summary

Name VAMP8
Full Name Vesicle-associated membrane protein 8
Synonyms VAMP-8, Endobrevin, EDB |
Primary ID Q9BV40
Links - -
Type protein
Relations 3
Function SNAREs, soluble N-ethylmaleimide-sensitive factor-attachment protein receptors, are essential proteins for fusion of cellular membranes. SNAREs localized on opposing membranes assemble to form a trans-SNARE complex, an extended, parallel four alpha-helical bundle that drives membrane fusion. VAMP8 is a SNARE involved in autophagy through the direct control of autophagosome membrane fusion with the lysososome membrane via its interaction with the STX17-SNAP29 binary t-SNARE complex (PubMed:23217709, PubMed:25686604). Also required for dense-granule secretion in platelets (PubMed:12130530). Plays also a role in regulated enzyme secretion in pancreatic acinar cells (By similarity). Involved in the abscission of the midbody during cell division, which leads to completely separate daughter cells (By similarity). Involved in the homotypic fusion of early and late endosomes (By similarity). Participates also in the activation of type I interferon antiviral response through a TRIM6-dependent mechanism (PubMed:31694946).

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Relations

Regulator Mechanism target score
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination VAMP8 0.2
Publications: 1 Organism: Homo Sapiens
+ form complex img/form-complex.png binding STX17-VAMP8 SNARE complex 0.918
Publications: 1 Organism: Homo Sapiens
+ form complex img/form-complex.png binding STX11-VAMP8 SNARE complex 0.568
Publications: 1 Organism: Homo Sapiens