FB2026_03 , released September 17, 2026

CV Term Report

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General Information

Term

negative regulation of vesicle fusion

ID (Ontology)

GO:0031339 (Gene Ontology)

Definition

Any process that stops, prevents, or reduces the frequency, rate or extent of vesicle fusion.

Also Known As

"down regulation of vesicle fusion" ; "down-regulation of vesicle fusion" ; "downregulation of vesicle fusion"

Comment

Links to External Ontologies

QuickGO data AmiGO data

Annotations

Records annotated with this term OR any of its CHILD TERMS

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Results list data from multiple species. Choose a record type above to open its HitList.

Direct annotations: records annotated with this exact term (child terms are NOT included)

Data Class	Field	Direct annotations
Genes (FBgn)	GO_BIOLOGICAL_PROCESS

Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records

Full annotation statements	Relevant FlyBase reports
Full annotation statements	Genes
negative regulation of vesicle fusion (all annotations which use CV term, excluding "NOT" statements)
involved_in \| negative regulation of vesicle fusion

Spanning Tree (Parents/Children)

vesicle fusion
 |__regulation of vesicle fusion________________________
regulation of organelle organization                    |
 |__negative regulation of organelle organization_______|
 |__regulation of vesicle fusion________________________|
negative regulation of biological process               |
 |__negative regulation of transport____________________|
regulation of transport                                 |
 |__negative regulation of transport____________________|
negative regulation of cellular component organization  |
 |__negative regulation of organelle organization_______|
regulation of vesicle-mediated transport                |
 |__regulation of vesicle fusion________________________|
                                                        negative regulation of vesicle fusion  2 rec.
                                                         |__negative regulation of endosomal vesicle fusion
                                                         |__negative regulation of Golgi vesicle fusion to target membrane
                                                         |__negative regulation of SNARE complex assembly
                                                         |__negative regulation of synaptic vesicle fusion to presynaptic active zone membrane 1 rec.
                                                         |__negative regulation of vesicle fusion with Golgi apparatus

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	negative regulation of organelle organization regulation of vesicle fusion negative regulation of transport
Part of
Synonyms & Secondary IDs
Synonyms
	"down regulation of vesicle fusion" EXACT "down-regulation of vesicle fusion" EXACT "downregulation of vesicle fusion" EXACT "inhibition of vesicle fusion" NARROW
Secondary IDs

External Crossreferences & Linkouts