A multisubunit complex that binds to the canonical AAUAAA hexamer and to U-rich upstream sequence elements on the pre-mRNA, thereby stimulating the otherwise weakly active and nonspecific polymerase to elongate efficiently RNAs containing a poly(A) signal. (Gene Ontology, GO_0005847)
10 proteins localized to the mrna cleavage and polyadenylation specificity factor complex cellular component from the curated GO Cellular Component Annotations dataset.