機能Component of the cleavage and polyadenylation specificity factor (CPSF) complex that play a key role in pre-mRNA 3'-end formation, recognizing the AAUAAA signal sequence and interacting with poly(A) polymerase and other factors to bring about cleavage and poly(A) addition. CPSF4 binds RNA polymers with a preference for poly(U).
配列類似性Belongs to the CPSF4/YTH1 family. Contains 5 C3H1-type zinc fingers. Contains 1 CCHC-type zinc finger.