FB2026_02 , released June 18, 2026

CV Term Report

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General Information

Term

RNA splicing

ID (Ontology)

GO:0008380 (Gene Ontology)

Definition

The process of removing sections of the primary RNA transcript to remove sequences not present in the mature form of the RNA and joining the remaining sections to form the mature form of the RNA.

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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Results list data from multiple species. Choose a record type above to open its HitList.

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
RNA splicing (all annotations which use CV term, excluding "NOT" statements)
involved_in \| RNA splicing

Spanning Tree (Parents/Children)

gene expression____________
RNA biosynthetic process___|
primary metabolic process__|
                           RNA processing
                            |__RNA splicing  338 rec.
                                |__regulation of RNA splicing 109 rec.
                                |   |__negative regulation of RNA splicing(+) 7 rec.
                                |   |__positive regulation of RNA splicing(+) 5 rec.
                                |   |__regulation of mRNA splicing, via spliceosome(+) 99 rec.
                                |__RNA splicing, via endonucleolytic cleavage and ligation 10 rec.
                                |   |__mRNA splicing, via endonucleolytic cleavage and ligation
                                |   |__RNA exon ligation(+)
                                |   |__tRNA splicing, via endonucleolytic cleavage and ligation(+) 10 rec.
                                |__RNA splicing, via transesterification reactions 319 rec.
                                |   |__RNA splicing, via transesterification reactions with bulged adenosine as nucleophile(+) 319 rec.
                                |   |__RNA splicing, via transesterification reactions with guanosine as nucleophile(+)
                                |__snoRNA splicing

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	RNA processing
Part of
Synonyms & Secondary IDs
Synonyms
	"pre-mRNA splicing factor activity" RELATED
Secondary IDs

External Crossreferences & Linkouts
	Reactome:R-HSA-72172 "mRNA Splicing" Wikipedia:RNA_splicing