human, mass spectrometry, nuclear mRNA splicing via spliceosome, prespliceosome, zinc finger C2_H2
Interphase
splicing speckles
telophase
mitotic interchromatin granule (MIG)
GO:0000398
nuclear mRNA splicing, via spliceosome
GO:0008248
pre-mRNA splicing factor activity
PRP9
Saccharomyces cerevisiae