fibrillar center

id: GO:0001650
name: fibrillar center
namespace: cellular_component
type: go
obsolete: False

Description: A structure found most metazoan nucleoli, but not usually found in lower eukaryotes; surrounded by the dense fibrillar component; the zone of transcription from multiple copies of the pre-rRNA genes is in the border region between these two structures.

Parent Functions

idname
GO:0044452nucleolar part