68988-GO

Definition: 
spliceosomal tri-snRNP complex assembly
mRNA splicing, via spliceosome
RNA binding
nucleus
spliceosomal complex
U4 snRNP
mRNA processing
RNA splicing
Cajal body
nuclear speck
ribonucleoprotein complex
ribonucleoprotein complex binding
U4/U6 x U5 tri-snRNP complex
snRNP binding
MLL1 complex