FB2026_03 , released September 17, 2026

CV Term Report

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General Information

Term

maturation of SSU-rRNA

ID (Ontology)

GO:0030490 (Gene Ontology)

Definition

Any process involved in the maturation of a precursor Small SubUnit (SSU) ribosomal RNA (rRNA) molecule into a mature SSU-rRNA molecule.

Also Known As

"SSU-rRNA maturation"

Comment

Links to External Ontologies

QuickGO data AmiGO data

Annotations

Records annotated with this term OR any of its CHILD TERMS

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Direct annotations: records annotated with this exact term (child terms are NOT included)

Data Class	Field	Direct annotations
Genes (FBgn)	GO_BIOLOGICAL_PROCESS

Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records

Full annotation statements	Relevant FlyBase reports
Full annotation statements	Genes
maturation of SSU-rRNA (all annotations which use CV term, excluding "NOT" statements)
involved_in \| maturation of SSU-rRNA

Spanning Tree (Parents/Children)

RNA processing
 |__rRNA processing_____________________
rRNA metabolic process                  |
 |__rRNA processing_____________________|
ribonucleoprotein complex biogenesis    |
 |__ribosomal small subunit biogenesis__|
ribosome biogenesis                     |
 |__rRNA processing_____________________|
 |__ribosomal small subunit biogenesis__|
                                        maturation of SSU-rRNA  69 rec.
                                         |__maturation of SSU-rRNA from tetracistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, 2S rRNA, LSU-rRNA)
                                         |   |__cleavage between SSU-rRNA and 5.8S rRNA of tetracistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, 2S rRNA, LSU-rRNA)
                                         |__maturation of SSU-rRNA from tetracistronic rRNA transcript (SSU-rRNA, LSU-rRNA, 4.5S-rRNA, 5S-rRNA)
                                         |__maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) 50 rec.
                                         |   |__endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) 21 rec.
                                         |   |__endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) 23 rec.
                                         |   |__endonucleolytic cleavage to generate mature 3'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA) 1 rec.
                                         |   |__endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA) 18 rec.
                                         |__maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, LSU-rRNA,5S)
                                         |   |__endonucleolytic cleavage between SSU-rRNA and LSU-rRNA of tricistronic rRNA transcript (SSU-rRNA, LSU-rRNA, 5S)
                                         |__rRNA acetylation involved in maturation of SSU-rRNA 2 rec.

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	rRNA processing
Part of	ribosomal small subunit biogenesis
Synonyms & Secondary IDs
Synonyms
	"processing of 20S pre-rRNA" NARROW "SSU-rRNA maturation" EXACT
Secondary IDs

External Crossreferences & Linkouts