FB2025_05 , released December 11, 2025

CV Term Report

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General Information
Term	secretory granule lumen	ID (Ontology)	GO:0034774 (Gene Ontology)
Definition	The volume enclosed by the membrane of a secretory granule.
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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Records annotated with this exact term (annotations to child terms are NOT included)
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Spanning Tree (Parents/Children)

endomembrane system
 |__secretory granule__________
cytoplasmic vesicle            |
 |__cytoplasmic vesicle lumen__|
vesicle lumen                  |
 |__cytoplasmic vesicle lumen__|
intracellular organelle lumen  |
 |__cytoplasmic vesicle lumen__|
secretory vesicle              |
 |__secretory granule__________|
                               secretory granule lumen  1 rec.
                                |__acrosomal lumen
                                |__azurophil granule lumen
                                |__chromaffin granule lumen
                                |__dense core granule lumen 1 rec.
                                |   |__neuronal dense core vesicle lumen
                                |__platelet alpha granule lumen
                                |__platelet dense granule lumen
                                |__specific granule lumen

Spanning Tree View Settings
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Relationships
Is a	cytoplasmic vesicle lumen
Part of	secretory granule
Synonyms & Secondary IDs
Synonyms

Secondary IDs

External Crossreferences & Linkouts