FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term gap junction ID (Ontology) GO:0005921 (Gene Ontology)
Definition A cell-cell junction composed of pannexins or innexins and connexins, two different families of channel-forming proteins.[ ISBN:0815332181 PubMed:22366062 ]
Also Known As "communicating junction" ; "gap junction macula" ; "gap junction plaque" (for all, see Synonyms field below)
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Annotations
Records annotated with this term OR any of its CHILD TERMS
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Data Class Field Records
Alleles (FBal)  PHENOTYPE_MANIFEST_IN       1
Genes (FBgn)  GO_CELLULAR_COMPONENT       9
Genes (FBgn)  GO_MOLECULAR_FUNCTION       4
show Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records
 Full annotation statements 
Relevant FlyBase reports
 Alleles Gene Groups Genes
 gap junction (all annotations which use CV term, excluding "NOT" statements)       1      1      9
     gap junction | somatic clone       1       --       --
     is_active_in | gap junction       --       --       8
     located_in | gap junction       --       --       8
Spanning Tree (Parents/Children)
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  anchoring junction
   |__cell-cell junction
       |__gap junction  11 rec.
           |__connexin complex
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Is a cell-cell junction
Part of
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Synonyms
  • "communicating junction" EXACT
    "electrical synapse" RELATED
    "electrotonic synapse" RELATED
    "gap junction macula" EXACT
    "gap junction plaque" EXACT
    "intercellular gap junction channel" RELATED
    "macula communicans" EXACT
    "zonula communicans" EXACT
Secondary IDs
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NIF_Subcellular:sao118541872
Wikipedia:Gap_junction