FB2026_03 , released September 17, 2026
CV Term Report
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General Information
Term aster ID (Ontology) GO:0005818 (Gene Ontology)
Definition An array of microtubules emanating from a spindle pole MTOC that do not connect to kinetochores.
Comment
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  QuickGO data     AmiGO data
Annotations
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Direct annotations: records annotated with this exact term (child terms are NOT included)
Data ClassFieldDirect annotations
Alleles (FBal)PHENOTYPE_MANIFEST_IN
Genes (FBgn)GO_CELLULAR_COMPONENT
Constructs (FBtp)PHENOTYPE_MANIFEST_IN
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 Full annotation statements 
Relevant FlyBase reports
 Alleles Genes Constructs
 aster (all annotations which use CV term, excluding "NOT" statements)
     aster | embryonic cycle 12 | maternal effect
      --       --
     aster | embryonic cycle 13 | maternal effect
      --       --
     aster | embryonic cycle 5
      --
     aster | embryonic cycle 6
      --
     aster | embryonic cycle 7
      --
     aster | embryonic stage
      --       --
     aster | male
      --       --
     aster | maternal effect
      --
     aster | somatic clone
      --       --
     aster | somatic clone | third instar larval stage
      --       --
     aster | third instar larval stage
      --
     colocalizes_with | aster       --
      --
     located_in | aster       --
      --
Spanning Tree (Parents/Children)
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microtubule cytoskeleton
 |__spindle_______________________________
membraneless organelle                    |
 |__intracellular membraneless organelle__|
intracellular organelle                   |
 |__intracellular membraneless organelle__|
intracellular membraneless organelle      |
 |__spindle_______________________________|
cellular anatomical structure             |
 |__supramolecular complex________________|
                                          aster  43 rec.
                                           |__astral microtubule 12 rec.
                                           |   |__meiotic spindle astral microtubule
                                           |   |__mitotic spindle astral microtubule(+) 2 rec.
                                           |__horsetail-astral microtubule array
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Is a intracellular membraneless organelle
supramolecular complex
Part of spindle
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