FB2026_03 , released September 17, 2026
CV Term Report
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General Information
Term presynaptic active zone cytoplasmic component ID (Ontology) GO:0098831 (Gene Ontology)
Definition A specialized region below the presynaptic membrane, characterized by electron-dense material, a specialized cytoskeletal matrix and accumulated (associated) synaptic vesicles.
Also Known As"cortex of presynaptic active zone" ; "presynaptic zone cortex"
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Data ClassFieldDirect annotations
Genes (FBgn)GO_CELLULAR_COMPONENT
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 presynaptic active zone cytoplasmic component (all annotations which use CV term, excluding "NOT" statements)
     is_active_in | presynaptic active zone cytoplasmic component
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cell cortex
 |__cell cortex region_________
presynapse                     |
 |__presynaptic active zone____|
cytoplasmic region             |
 |__cell cortex region_________|
cellular anatomical structure  |
 |__presynaptic active zone____|
                               presynaptic active zone cytoplasmic component  14 rec.
                                |__cytoskeleton of presynaptic active zone 13 rec.
                                    |__presynaptic density(+) 1 rec.
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Is a cell cortex region
Part of presynaptic active zone
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Synonyms
  • "cortex of presynaptic active zone" EXACT
    "presynaptic zone cortex" EXACT
Secondary IDs
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