| GO | Name |
| GO:0000398 | mRNA splicing, via spliceosome |
| GO:0003723 | RNA binding |
| GO:0003724 | RNA helicase activity |
| GO:0005524 | ATP binding |
| GO:0005634 | nucleus |
| GO:0005654 | nucleoplasm |
| GO:0005681 | spliceosomal complex |
| GO:0008380 | RNA splicing |
| GO:0016887 | ATP hydrolysis activity |
| GO:0071005 | U2-type precatalytic spliceosome |