| Dataset | GO Cellular Component Annotations 2025 |
| Category | structural or functional annotations |
| Type | cellular component |
| Description | A region of heterochromatin located at the rDNA repeats in a chromosome. (Gene Ontology, GO_0033553) |
| External Link | http://amigo.geneontology.org/amigo/term/GO:0033553 |
| Similar Terms | |
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5 proteins localized to the rDNA heterochromatin cellular component from the curated GO Cellular Component Annotations 2025 dataset.
