cellular_component Term "nucleolus organizer region" (GO:0005731)

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E.g., flower or TO:0000303.

E.g., d1 or waxy.

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cellular_component Term "nucleolus organizer region" (GO:0005731)

Term Name	nucleolus organizer region
Term Accession	GO:0005731
Aspect	cellular_component
Synonyms (3)	NOR, nucleolus organiser region, nucleolus organizer complex
Definition	A region of a chromosome where nucleoli form during interphase, and where genes encoding the largest rRNA precursor transcript are tandemly arrayed.
Comment	None
Source Ontology Database	The GO browser of Gene Ontology Database

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Derivation

cellular_component (GO:0005575) #1689

[i] organelle (GO:0043226) #1

[i] non-membrane-bounded organelle (GO:0043228) #0

[i] intracellular non-membrane-bounded organelle (GO:0043232) #0

[i] chromosome (GO:0005694) #2150

[p] chromosomal part (GO:0044427) #0

[i] chromatin (GO:0000785) #2191

[i] nuclear chromatin (GO:0000790) #29

[p] nucleolar chromatin (GO:0030874) #0

[i] nucleolus organizer region (GO:0005731) #5

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Database Cross-References (2)

PMID:	14504406
Wikipedia:	Nucleolus_organizer_region

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Parents (2)

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Children (0)

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Associations (5)

Arabidopsis thaliana gene (1)

Oryza sativa japonica gene (1)

Vitis vinifera gene (2)

Gramene Gene (1)