FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term mitochondrial derivative ID (Ontology) GO:0016007 (Gene Ontology)
Definition The major and minor mitochondrial derivatives are the mitochondria of the sperm tail and derive by the unfolding of the Nebenkern during flagellum elongation.
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Annotations
Records annotated with this term OR any of its CHILD TERMS
Records annotated with this exact term (annotations to child terms are NOT included)
Data Class Field Records
Alleles (FBal)  PHENOTYPE_MANIFEST_IN      28
Genes (FBgn)  GO_CELLULAR_COMPONENT       2
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN      12
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Relevant FlyBase reports
 Alleles Genes Constructs
 mitochondrial derivative (all annotations which use CV term, excluding "NOT" statements)      28      2     12
     located_in | mitochondrial derivative       --       2       --
     mitochondrial derivative | absent       2       --       2
     mitochondrial derivative | adult stage | male       1       --       --
     mitochondrial derivative | decreased number | spermatogenesis       1       --       --
     mitochondrial derivative | fertilized egg stage      11       --       7
     mitochondrial derivative | germline clone       3       --       --
     mitochondrial derivative | heat sensitive       1       --       --
Spanning Tree (Parents/Children)
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membrane-bounded organelle__
intracellular organelle_____|
                            intracellular membrane-bounded organelle
                             |__mitochondrial derivative  284 rec.
                                 |__major mitochondrial derivative 49 rec.
                                 |__minor mitochondrial derivative 15 rec.
                                 |__Nebenkern 204 rec.
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Is a intracellular membrane-bounded organelle
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