FB2026_03 , released September 17, 2026

CV Term Report

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General Information

Term

mRNA cis splicing, via spliceosome

ID (Ontology)

GO:0045292 (Gene Ontology)

Definition

The joining together, after removal of an intervening sequence composed of one or more introns, of two segments of the same RNA molecule via spliceosomal catalysis to produce an mRNA composed only of exon sequences that all came from the same primary transcript.[ ISBN:0879695897 PubMed:18458335 ]

Also Known As

"nuclear mRNA cis splicing, via spliceosome"

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
mRNA cis splicing, via spliceosome (all annotations which use CV term, excluding "NOT" statements)
involved_in \| mRNA cis splicing, via spliceosome

Spanning Tree (Parents/Children)

RNA splicing, via transesterification reactions with bulged adenosine as nucleophile__
mRNA processing_______________________________________________________________________|
                                                                                      mRNA splicing, via spliceosome
                                                                                       |__mRNA cis splicing, via spliceosome  34 rec.
                                                                                           |__cis assembly of pre-catalytic spliceosome
                                                                                           |__mRNA 5'-splice site recognition 11 rec.
                                                                                           |   |__alignment of 3' and 5' splice sites of mRNA
                                                                                           |__regulation of mRNA cis splicing, via spliceosome
                                                                                               |__negative regulation of mRNA cis splicing, via spliceosome
                                                                                               |__positive regulation of mRNA cis splicing, via spliceosome

Spanning Tree View Settings
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Relationships
Is a	mRNA splicing, via spliceosome
Part of
Synonyms & Secondary IDs
Synonyms
	"nuclear mRNA cis splicing, via spliceosome" EXACT "nuclear mRNA cis splicing, via U2-type spliceosome" NARROW "splicing" BROAD
Secondary IDs

External Crossreferences & Linkouts