SPP2 [YOR148C]
Spliceosome maturation protein SPP2; Essential protein that promotes the first step of splicing; required for the final stages of spliceosome maturation and activation; interacts with Prp2p, which may release Spp2p from the spliceosome following the first cleavage reaction; stimulates Prp2p ATPase activity; Belongs to the SPP2 family.
Synonyms: SPP2, SPP2p, Q02521, Q02521p, YOR148C ...