FB2026_03 , released September 17, 2026

CV Term Report

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General Information

Term

negative regulation of synaptic vesicle fusion to presynaptic active zone membrane

ID (Ontology)

GO:0031631 (Gene Ontology)

Definition

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

Also Known As

"down regulation of synaptic vesicle fusion to presynaptic active zone membrane" ; "down-regulation of synaptic vesicle fusion to presynaptic active zone membrane" ; "downregulation of synaptic vesicle fusion to presynaptic active zone membrane" (for all, see Synonyms field below)

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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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 synaptic vesicle fusion to presynaptic active zone membrane (all annotations which use CV term, excluding "NOT" statements)
involved_in \| negative regulation of synaptic vesicle fusion to presynaptic active zone membrane

Spanning Tree (Parents/Children)

negative regulation of organelle organization
 |__negative regulation of vesicle fusion______________________________________
regulation of vesicle fusion                                                   |
 |__negative regulation of vesicle fusion______________________________________|
 |__regulation of synaptic vesicle fusion to presynaptic active zone membrane__|
synaptic vesicle fusion to presynaptic active zone membrane                    |
 |__regulation of synaptic vesicle fusion to presynaptic active zone membrane__|
negative regulation of transport                                               |
 |__negative regulation of vesicle fusion______________________________________|
negative regulation of cellular component organization                         |
 |__negative regulation of synaptic vesicle membrane organization______________|
regulation of synaptic vesicle membrane organization                           |
 |__regulation of synaptic vesicle fusion to presynaptic active zone membrane__|
 |__negative regulation of synaptic vesicle membrane organization______________|
negative regulation of regulated secretory pathway                             |
 |__negative regulation of synaptic vesicle exocytosis_________________________|
regulation of synaptic vesicle exocytosis                                      |
 |__negative regulation of synaptic vesicle exocytosis_________________________|
                                                                               negative regulation of synaptic vesicle fusion to presynaptic active zone membrane  1 rec.

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	negative regulation of vesicle fusion regulation of synaptic vesicle fusion to presynaptic active zone membrane negative regulation of synaptic vesicle membrane organization negative regulation of synaptic vesicle exocytosis
Part of
Synonyms & Secondary IDs
Synonyms
	"down regulation of synaptic vesicle fusion to presynaptic active zone membrane" EXACT "down regulation of synaptic vesicle fusion to presynaptic membrane" BROAD "down-regulation of synaptic vesicle fusion to presynaptic active zone membrane" EXACT "down-regulation of synaptic vesicle fusion to presynaptic membrane" BROAD "downregulation of synaptic vesicle fusion to presynaptic active zone membrane" EXACT "downregulation of synaptic vesicle fusion to presynaptic membrane" BROAD "inhibition of synaptic vesicle fusion to presynaptic membrane" BROAD "negative regulation of synaptic vesicle fusion to pre-synaptic active zone membrane" EXACT "negative regulation of synaptic vesicle fusion to pre-synaptic membrane" BROAD "negative regulation of synaptic vesicle fusion to presynaptic membrane" BROAD
Secondary IDs

External Crossreferences & Linkouts