FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term investment cone ID (Ontology) GO:0070865 (Gene Ontology)
Definition A cytoskeletal part that consists of a microfilament-rich cone that forms round each nucleus in a spermatogenic cyst and translocates the length of the cyst during sperm individualization.[ PubMed:15829565 PubMed:9550716 ]
Also Known As "F-actin cone"
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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)
Data Class Field Records
Alleles (FBal)  PHENOTYPE_MANIFEST_IN      68
Genes (FBgn)  GO_CELLULAR_COMPONENT       6
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN      19
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 Full annotation statements 
Relevant FlyBase reports
 Alleles Genes Constructs
 investment cone (all annotations which use CV term, excluding "NOT" statements)      68      6     19
     investment cone | decreased number       3       --       --
     investment cone | spermatogenesis       1       --       --
     located_in | investment cone       --       6       --
Spanning Tree (Parents/Children)
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cellular_component
 |__cellular anatomical structure_____
intracellular membraneless organelle  |
 |__cytoskeleton______________________|
cellular anatomical structure         |
 |__sperm individualization complex___|
                                      investment cone  93 rec.
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Is a cellular anatomical structure
Part of cytoskeleton
sperm individualization complex
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