FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term spliceosomal complex assembly ID (Ontology) GO:0000245 (Gene Ontology)
Definition The aggregation, arrangement and bonding together of a spliceosomal complex, a ribonucleoprotein apparatus that catalyzes nuclear mRNA splicing via transesterification reactions.[ PubMed:9476892 ]
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Data Class Field Records
Genes (FBgn)  GO_BIOLOGICAL_PROCESS      12
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 Full annotation statements 
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 Genes
 spliceosomal complex assembly (all annotations which use CV term, excluding "NOT" statements)      12
     involved_in | spliceosomal complex assembly      12
Spanning Tree (Parents/Children)
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RNA splicing, via transesterification reactions with bulged adenosine as nucleophile
 |__mRNA splicing, via spliceosome____
mRNA processing                       |
 |__mRNA splicing, via spliceosome____|
ribonucleoprotein complex biogenesis  |
 |__protein-RNA complex assembly______|
protein-containing complex assembly   |
 |__protein-RNA complex assembly______|
protein-RNA complex organization      |
 |__protein-RNA complex assembly______|
                                      spliceosomal complex assembly  40 rec.
                                       |__cis assembly of pre-catalytic spliceosome
                                       |__mRNA branch site recognition 8 rec.
                                       |__mRNA splice site recognition 20 rec.
                                       |   |__mRNA 3'-splice site recognition(+) 2 rec.
                                       |   |__mRNA 5'-splice site recognition(+) 11 rec.
                                       |__trans assembly of SL-containing precatalytic spliceosome
                                       |__U2-type prespliceosome assembly
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Is a protein-RNA complex assembly
Part of mRNA splicing, via spliceosome
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Synonyms
  • "spliceosome assembly" BROAD
Secondary IDs
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