FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term rDNA heterochromatin ID (Ontology) GO:0033553 (Gene Ontology)
Definition A region of heterochromatin located at the rDNA repeats in a chromosome.[ PubMed:20661445 ]
Also Known As "ribosomal DNA heterochromatin"
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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
Genes (FBgn)  GO_CELLULAR_COMPONENT       2
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Relevant FlyBase reports
 Genes
 rDNA heterochromatin (all annotations which use CV term, excluding "NOT" statements)       2
     is_active_in | rDNA heterochromatin       2
     located_in | rDNA heterochromatin       1
Spanning Tree (Parents/Children)
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  chromatin
   |__heterochromatin
       |__rDNA heterochromatin  2 rec.
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Is a heterochromatin
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Synonyms
  • "nuclear rDNA heterochromatin" NARROW
    "ribosomal DNA heterochromatin" EXACT
    "ribosomal DNA heterochromatin of cell nucleus" NARROW
    "ribosomal DNA heterochromatin of nucleus" NARROW
Secondary IDs
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