FB2026_03 , released September 17, 2026
FB2026_03 , released September 17, 2026
CV Term Report
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General Information
Term X chromosome ID (Ontology) GO:0000805 (Gene Ontology)
Definition The sex chromosome present in both sexes of species in which the male is the heterogametic sex. Two copies of the X chromosome are present in each somatic cell of females and one copy is present in males.[ ISBN:0582227089 PubMed:20622855 ]
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Data ClassFieldDirect annotations
Genes (FBgn)GO_CELLULAR_COMPONENT
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 Alleles Genes Constructs
 X chromosome (all annotations which use CV term, excluding "NOT" statements)       --
      --
     is_active_in | X chromosome       --
      --
     located_in | X chromosome       --
      --
     X chromosome | adult stage
      --       --
     X chromosome | larval stage | male limited | temperature conditional
      --
     X chromosome | male
      --       --
     X chromosome | male limited
      --       --
     X chromosome | oogenesis stage S10B
      --       --
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  chromosome
   |__sex chromosome
       |__X chromosome  8 rec.
           |__Barr body
           |__X chromosome located dosage compensation complex, transcription activating 7 rec.
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Wikipedia:X_chromosome