negative regulation of mRNA splicing, via spliceosome +
positive regulation of mRNA splicing, via spliceosome +
regulation of mRNA splicing, via spliceosome +
spliceosomal complex assembly +
spliceosomal complex disassembly
Disassembly of a spliceosomal complex with the ATP-dependent release of the product RNAs, one of which is composed of the joined exons. In cis splicing, the other product is the excised sequence, often a single intron, in a lariat structure.
spliceosomal conformational changes to generate catalytic conformation +